1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1986 TO SEPTEMBER 1987                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1      ---     ---     ---     48300   37500   43100     47200   38100   42900     33000   24400   29000
   2      ---     ---     ---     48200   37000   42500     46300   36300   41300     31200   22700   26800
   3      ---     ---     ---     48200   36600   42700     45700   33800   39600     32300   22200   26900
   4      ---     ---     ---     48300   36400   42500     47300   33200   39700     32800   23800   27900
   5      ---     ---     ---       ---     ---     ---     47800   33900   40100     33200   24900   29200
 
   6      ---     ---     ---       ---     ---     ---     47700   34600   40500     31400   24700   28300
   7      ---     ---     ---       ---     ---     ---     45500   35400   40300     33700   24200   29200
   8      ---     ---     ---       ---     ---     ---     43600   35100   39800     36400   30000   33700
   9      ---     ---     ---       ---     ---     ---     43300   34300   39600     38100   31300   34800
  10      ---     ---     ---     32600   27200   30800     45100   36900   41000     38000   27400   34900
 
  11      ---     ---     ---     45100   29700   39800     46800   34900   40900     36900   30300   34200
  12      ---     ---     ---     45000   35500   40500     43300   31700   37400     37500   31500   34700
  13      ---     ---     ---     45300   32700   40300     42100   32600   37500     38300   32200   35200
  14      ---     ---     ---     48400   36300   42900     43900   32100   37700     38300   30700   34600
  15      ---     ---     ---     45000   38400   43900     41600   32000   36300     38800   30700   34500
 
  16      ---     ---     ---       ---     ---     ---     41500   30500   35400     39800   31100   34900
  17      ---     ---     ---       ---     ---     ---     40400   31100   35300     39400   30700   35000
  18      ---     ---     ---       ---     ---     ---     40300   30700   35200     40000   29500   35100
  19      ---     ---     ---     49400   41700   43800     39500   30600   34700     36700   27700   32200
  20      ---     ---     ---     49200   38300   43700     39100   29300   34200     37600   28300   34800
 
  21      ---     ---     ---     45300   37300   42300     31700   26600   29200     38500   29800   34700
  22      ---     ---     ---     45700   38500   42400     31000   25700   28600     38900   29700   35900
  23      ---     ---     ---     46100   39700   43000     30600   25000   28400     35500   28200   32400
  24      ---     ---     ---     44300   38100   42100     29200   24100   26500     36900   29600   33200
  25      ---     ---     ---     43600   36900   41400     28300   23400   26400     37900   28200   33400
 
  26      ---     ---     ---     44100   36000   41400     30700   23800   27600     38600   26300   32500
  27      ---     ---     ---     42500   36500   39700     31800   23700   28200     41900   28800   34300
  28      ---     ---     ---     46300   36000   41500     32300   23900   27700     40100   27100   33400
  29      ---     ---     ---     47700   35700   41700     33300   23200   28000     41700   26400   33600
  30    45600   37400   41400     47700   36200   42600     32600   22500   27500     40000   25200   31800
  31    48200   37700   43400       ---     ---     ---     32600   22400   27800     40100   22900   31700
 
 MONTH    ---     ---     ---       ---     ---     ---     47800   22400   34700     41900   22200   32700
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1986 TO SEPTEMBER 1987                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    40900   25500   33100     43300   29000   35900     42400   25000   33400     44700   33000   37800
   2    40500   26900   32900     47000   26700   36200     41500   27500   33300     43800   35200   39900
   3    40600   28200   35000     46800   29300   37600     41800   27000   34800     45300   34700   41300
   4    43100   31300   39000     46900   30300   39100     43400   31200   38800     45700   36200   42400
   5    43100   34300   39900     46800   34900   41600     45500   37200   41900     49600   39500   44600
 
   6    46800   40400   43900     46700   38300   43900     45900   37100   42600     49700   41600   45800
   7    45200   38300   42400     47900   42100   45500     46200   39200   44000     45900   40200   43700
   8    41700   36900   39400     47600   35500   44400     47200   41200   45100     45200   37900   42700
   9    38800   32100   36000     43500   38300   42200     47900   35500   44800     46900   36200   42700
  10    40800   29900   37400     48300   38400   44800     48600   36900   44400     46200   36700   41900
 
  11    40100   33300   37200     48800   40200   46400     45400   31700   39200     47400   36800   41600
  12    41300   34400   37400     48000   39100   44500     46300   34000   40000     47600   31300   41200
  13    45100   33000   38600     47300   38800   43000     44500   33200   38300     46500   30300   38400
  14    44500   32600   39100     45400   38000   41700     50900   37500   43600     48400   33400   40400
  15    45900   33300   39400     44700   36500   40600     49900   37700   43600     48300   34000   40700
 
  16    47500   36200   41600     46500   35200   40200     48600   35800   42100     47900   33000   40000
  17    44100   33800   39000     46400   35700   41000     47700   35100   41500     48200   34700   41300
  18    42500   32700   37700     47200   34900   40500     48600   33200   41600     46800   31400   39500
  19    41900   32900   37600     47100   35000   40400     48900   36200   41100     45200   32900   38600
  20    41400   33100   37700     45500   35200   40200     48500   36500   41500     44300   35000   39300
 
  21    43000   34800   39700     44100   32000   37900     47500   36300   41900     46000   29900   41300
  22    43900   32200   38900     44400   33700   38400     45800   36400   40500     46000   35400   40900
  23    40000   31800   36100     43100   32400   37700     46000   33800   40400     46100   34400   40000
  24    45000   30100   38200     42900   31300   37600     45200   34500   39900     46200   34500   39800
  25    46000   30500   38100     42600   30100   36600     46900   33500   40300     46500   29600   39400
 
  26    45700   31500   39300     40700   28900   34500     48400   33900   41200     47800   31100   40600
  27    45300   31900   39000     42800   27700   35000     48300   35600   42400     48700   35900   41200
  28    43900   32300   38100     45000   25300   35400     47500   32800   41500     47400   36200   42000
  29      ---     ---     ---     46200   26900   37000     46500   34600   40800     46100   37100   41300
  30      ---     ---     ---     43800   29200   35500     43100   33200   39100     45400   35300   40600
  31      ---     ---     ---     40300   26100   31700       ---     ---     ---     45000   36400   40900
 
 MONTH  47500   25500   38300     48800   25300   39600     50900   25000   40800     49700   29600   41000
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1986 TO SEPTEMBER 1987                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    44300   38000   40900     45400   35800   39700     47500   40300   44100     46800   37100   41900
   2    44500   37700   39800     46200   38600   42300     47600   40000   43900     48600   36900   42900
   3    40100   39100   39800     45200   35800   41800     46800   38200   44200     49700   36500   43000
   4    41100   39900   40000     46400   37300   42400       ---     ---     ---     49500   33900   42000
   5    40500   39500   40000     48500   36500   44100       ---     ---     ---     44500   24100   36200
 
   6    40300   39600   40000     50700   37900   44600       ---     ---     ---     46100   12800   28300
   7    40000   39200   39700     51800   38800   45100     42300   34200   38500     45200   11400   27100
   8    39900   39000   39500     52900   39500   45300     43100   33200   38000     44900   11800   28100
   9    39700   38900   39400     52900   33100   44600     43200   33700   38400     45600   14900   30800
  10    44400   36300   38800     46100   32100   34500     42600   33600   38000     46300   21000   33500
 
  11    42300   34600   38400     43700   31500   34000     42900   33800   38200     46800   24600   35600
  12    39400   34300   36700     33700   32300   32700     43200   34600   39100     47500   27400   37500
  13    39500   31800   34800     32800   32400   32600     43000   35100   39200     47600   30800   39400
  14    39200   32300   34100     50600   32500   38900     42200   34500   38500     49300   35900   43700
  15    34900   34300   34500     50400   38200   44100     40400   35000   37700     51400   38900   45900
 
  16    35600   35200   35400     49900   30700   32400     39400   34800   37200     51500   40700   48100
  17    36700   35500   36200     31100   30900   31000     38500   34100   36600     51100   40200   48100
  18    37200   36700   37000     31100   30900   31000     38800   34300   36600     50500   39400   45800
  19    37300   36700   37100     31100   30800   31000     38700   34300   36600     50900   37200   46100
  20    37100   36500   36900     31100   30800   30900     39100   33600   36300     52600   37500   45600
 
  21    37000   36300   36700     33300   30600   30800     39400   33100   36500     53000   36200   45900
  22    36600   36100   36400     41700   33000   34900     39000   33700   36200     48900   33800   41000
  23    36500   35600   36100     49700   33400   37900     38400   32900   35700     43100   33800   38800
  24    36300   35600   36000     45100   33700   38800     40400   33000   36300     44300   34500   39800
  25    36200   35700   36000     40600   31200   34500     39900   34000   36800     44500   35500   40200
 
  26    36100   35700   35900     32300   29600   31300     39400   33400   36500     45600   35600   40600
  27    36200   35400   35800     45100   29300   37300     47200   33000   40800     46800   37900   44000
  28    36200   35600   35900     44300   36100   40000     46400   38600   42900       ---     ---     ---
  29    36500   36100   36300     43700   35600   39500     46200   38400   42700       ---     ---     ---
  30    36500   35500   36000     47800   40900   45200     47700   37200   42800     39200   35600   37100
  31      ---     ---     ---     47700   37700   43500     47200   39000   42800       ---     ---     ---
 
 MONTH  44500   31800   37300     52900   29300   38000       ---     ---     ---       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1987 TO SEPTEMBER 1988                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    47400   34700   41000     46700   35900   41500     47600   37600   42900     47800   36600   41400
   2    46000   35500   40800     48200   37200   42600     49000   37900   43600     47700   34900   42700
   3    44800   34900   39900     49000   37000   43000     50500   37400   43700     49000   38300   43800
   4    47000   34900   40400     49200   37000   43600     49000   36000   42600     46800   37000   41800
   5    47800   35100   41600     50100   38400   43900     51000   38500   44100     45200   35600   40000
 
   6    48000   35900   41700     50600   36500   43800     51200   39600   44500     41700   32500   37200
   7    46500   34300   40500     49400   36800   42700     50500   39600   44800     43800   33600   38400
   8    47000   34500   40500     48300   37300   42400     51200   40300   45500     41200   34000   38400
   9    47700   34100   40500     47200   38200   42300     49600   41600   45300     40700   34000   37700
  10    47400   35200   40700     45800   38800   42100     49900   41600   45600     41200   35000   38300
 
  11    45900   35500   41200     46700   39000   43400     49000   39300   45400     41800   35600   39000
  12    45300   37000   41800     46400   39600   43300     48100   43000   46200     41400   35600   38900
  13    45800   37500   42600     47200   41800   45000     50500   44200   47800     41400   35400   38700
  14    45900   38400   43000     46800   39100   44300     50500   44200   47900     42600   36300   39400
  15    44600   38700   42600     46400   39300   43500     50300   42000   47000     44500   34000   39600
 
  16    44900   38100   42100     46700   40400   43300     47800   40400   44400     44400   34600   39000
  17    45400   39200   42500     46600   40100   42900     48200   40600   45100     45000   33600   38700
  18    46400   38400   42100     46200   38500   42400     52200   39600   42600     44600   32500   38500
  19    46700   37800   42100     49200   38000   44000     48900   38200   42900     45200   32700   39000
  20    46900   38300   42300     51000   40000   45300     49200   37500   42900     44900   33000   38600
 
  21    47000   37300   42300     50300   37600   43600     49600   36800   43000     44700   31800   37900
  22    49300   36600   43400     51300   37200   43600     50500   37700   44300     44300   31200   37700
  23    49600   37500   43400     49900   35300   42700     50500   37700   43900     43600   30300   37200
  24    51500   37700   44000     50600   36500   42700     50300   38500   43900     42900   30800   37100
  25    49600   37800   43400     50100   36300   42700     49200   37200   43000     43600   33800   38000
 
  26    51100   38400   44300     49600   36500   43000     46600   35800   41700     39700   32400   36000
  27    50200   38300   44300     49500   36300   43200     46500   36900   42200     41000   32500   37700
  28    49200   39400   43500     49900   38100   45400     48300   37700   43000     41800   33100   38200
  29    47100   37500   43000     49000   38100   44000     45200   34700   40200     41800   31400   37900
  30    45800   38600   41800     48600   37400   43300     47800   37000   42100     41300   31600   37300
  31    45900   35600   41500       ---     ---     ---     47700   36900   41900     40900   32100   37100
 
 MONTH  51500   34100   42100     51300   35300   43300     52200   34700   44000     49000   30300   38700
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1987 TO SEPTEMBER 1988                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    41100   33200   37100     46400   37400   41800     45600   36100   40600     50400   38500   43900
   2    45800   33600   39100     46900   37800   42000     45800   35300   40600     49700   39200   44000
   3    48000   37600   43000     45800   36400   41500     47500   35400   40600     49400   38400   43100
   4    49000   38300   43300     45900   35800   40400     46500   36100   40700     49000   36800   42300
   5    49200   37100   43600     46300   34200   40000     47400   34900   40500     47200   36700   42000
 
   6    47800   38800   43700     45700   35100   41200     47300   34600   40700     47700   36700   42300
   7    47400   38800   43400     45200   36200   40400     45100   37100   41600     47100   37900   42700
   8    47100   38700   43800     44400   34200   39100     45900   38200   42500     48000   37400   43000
   9    47100   39600   44400     45200   36000   40400     46700   39600   43200     47900   37900   42700
  10    46800   40700   44300     44200   36300   41000     46500   39300   42600     47000   36800   41800
 
  11    47700   40400   44800     45100   38000   42000     47200   39000   42900     47700   36300   42000
  12    46800   38700   43200     45000   35500   40600     47100   38000   43200     49000   36400   42600
  13    44300   38600   41600     43900   35200   39100     48000   36700   42400     49700   35400   42600
  14    47500   36600   42200     45800   33300   40200     49300   36900   43700     50700   35100   42800
  15    48000   37400   42100     45400   33900   39600     50200   37600   44200     50000   36200   43100
 
  16    46800   36000   41200     47500   33400   40500     50400   36900   43500     48100   35200   41600
  17    49900   36000   42700     48300   33800   41300     50200   35900   42900     47900   35000   40900
  18    50300   36100   43100     49500   34100   41700     48300   35600   42000     48000   35200   40900
  19    50100   36200   43300     48800   34400   41600     47400   32100   39900     47200   35300   40700
  20    48500   34500   41800     47600   32900   40100     47600   34300   40800     46400   34400   40300
 
  21    47800   33800   40700     47000   33800   40000     46900   35900   41300     45800   37500   41700
  22    48000   34300   40400     47700   36400   42000     44900   38000   42200     45300   36400   41900
  23    46600   34300   40100     47600   37100   41300     46500   38100   44100     45200   39700   42700
  24    44600   34700   40500     45000   38700   41500     46500   39600   43800     45400   38000   42800
  25    45900   37500   43200     44300   38000   41500     49000   43100   46400     45600   38100   42000
 
  26    46900   41900   44500     44200   39700   42300     50100   41200   46900     48300   38800   44200
  27    46800   40900   44100     45200   38600   42700     49200   41700   45800     47900   39700   44200
  28    46800   39200   43700     45900   38300   42700     47900   40600   44500     48400   39700   43600
  29    45700   38700   42200     45200   38400   42200     48000   39400   43700     50000   39600   43700
  30      ---     ---     ---     44800   37300   41400     48800   38500   43100     50400   39500   44400
  31      ---     ---     ---     45100   36700   40800       ---     ---     ---     50400   40000   44400
 
 MONTH  50300   33200   42500     49500   32900   41100     50400   32100   42700     50700   34400   42600
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1987 TO SEPTEMBER 1988                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    50700   39900   44600     50400   37900   43900     41200   32100   36800     48600   36000   42600
   2    51300   39400   44600     49400   39300   43700     49300   33000   40100     46000   36800   41600
   3    51400   40600   45300     49900   38100   43000     50000   38300   43500     45200   36400   41400
   4    51700   41500   46500     49400   34900   41300     48400   38500   43100     43900   36600   40700
   5    51500   40600   45700     48900   33700   42200     47900   35300   43400     43200   36400   39900
 
   6    50200   40200   44700     49300   34400   43000     46500   37500   41800     44000   35700   40800
   7    48600   38700   44000     48100   38100   42900     45600   33800   41900     48500   37100   43300
   8    48900   39100   43800     47000   37700   42600     49000   39200   43300     47900   38700   43400
   9    48300   38900   43400     46300   38300   42500     40100   29800   35100     46900   35900   42200
  10    50100   37600   43800     47300   38200   42400     33000   28300   30300     46000   33100   39700
 
  11    49700   39400   44200     47200   37500   42300     36800   29200   31500     46100   34500   40500
  12    49800   38000   43400     45500   36400   41600     35700   29900   32400     45500   33100   39700
  13    48800   37300   42900     47000   37100   41800     35400   30100   33400     45500   32900   38900
  14    49500   38000   43000     46200   37300   42100     51100   34700   43100     46400   31900   39800
  15    49900   38600   43500     46000   38100   42000     47400   39400   44100     48400   33900   41300
 
  16    49300   39600   44500     45100   37700   41000     47400   41600   44700     49700   38800   44000
  17    48200   39600   43900     44800   35700   41000     53400   43800   46900     49200   39400   44700
  18    47700   38200   43300     44800   36600   41200     48400   40900   44200     47100   37600   44200
  19    47900   40300   44000     44800   37500   41300     46700   39900   43700     49300   38900   44500
  20    47900   41200   44300     44700   34400   41000     47400   42300   45400     48200   38100   43400
 
  21    47100   40700   44500     44400   37500   41200     52600   44800   48500     49300   36100   42100
  22    47400   40600   44500     45000   35000   41700     55500   46100   50000     50900   35800   45300
  23    47500   41400   44600     45000   34600   41500     53500   46100   50600     50100   34200   42700
  24    47800   40600   44600     45600   33400   41800     55100   44700   50300     46600   32000   47700
  25    49700   41600   45700     47200   37600   42300     50200   43900   47000       ---     ---     ---
 
  26    48400   37600   44100     47100   37200   42500     48700   44500   46600       ---     ---     ---
  27    50100   37500   44200     48100   35300   42200     49400   45000   46900     46500   31500   39500
  28    50900   41000   45500     47900   35800   41900     50000   46000   48100     47000   32800   39800
  29    50400   40300   45000     48500   36900   41900     50400   43400   46600     46100   33100   39100
  30    50100   39700   44500     46400   35300   41300     47400   43600   45600     44000   32000   38000
  31      ---     ---     ---     41900   30400   36800     48000   31000   43700       ---     ---     ---
 
 MONTH  51700   37300   44400     50400   30400   41900     55500   28300   43000       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1988 TO SEPTEMBER 1989                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    43600   32900   38300     49000   41500   46100     46400   36400   42800     46000   35200   42700
   2    42100   32700   38400     48500   42800   46300     47300   33900   42600     45900   32900   42300
   3    43000   34700   40000     49200   42000   46500     47600   35600   44300     46000   38300   43000
   4    43200   36100   40500     48200   41400   45400     46300   34000   42200     44200   31100   40600
   5    44300   36600   41300     48600   40800   44400     47200   36000   42300     47600   30500   42000
 
   6    45200   36300   41300     47000   40400   43700     46800   34600   41400     47500   37400   42000
   7    45600   37800   42300     47600   39900   44000     46300   35300   41700     50800   39100   45000
   8    45200   37800   41900     49000   39700   44200     47200   33200   41800     52500   37900   44200
   9    46200   37200   42000     48800   38600   43200     48300   38300   42400     52000   39000   45500
  10    47000   36800   42300     49700   38900   44000     49400   37500   43200     54300   40000   46600
 
  11    46100   36600   41800     49100   38800   43700     48000   36600   42000     53500   39200   46300
  12    46300   37000   41600     51200   37500   44900     49500   37000   42600     52900   39600   46200
  13    47800   37700   42300     50200   39700   44700     49000   35800   42400     50700   39200   44200
  14    46800   37800   42500     49700   39300   44100     47100   35600   41300     52000   40900   46300
  15    47400   37400   43000     49500   40900   44700     44800   35600   40800     50100   39600   45000
 
  16    47900   38500   43900     49000   40200   44500     46100   36800   41500     49500   37800   44600
  17    47900   41400   44600     47100   37400   42900     47300   36200   41900     52200   41200   46400
  18    49000   39900   44900     49100   37000   44100     46200   36600   41300     50800   40100   45300
  19    48100   40900   44900     51900   39200   45200     46000   35700   40300     50400   40900   45100
  20    50700   41600   45900     51300   38100   44300     47100   35700   41200     51200   39600   45100
 
  21    51600   41300   46700     49700   38200   43900     47500   35700   41500     52200   39000   45800
  22    51000   41000   45900     51900   38800   45700     47900   35100   41700     53700   40300   47300
  23    52800   41100   47000     52100   39600   45700     49200   36400   42400     53200   42400   48000
  24    52700   40200   46600     51500   38500   45200     48000   35900   41600     51500   37400   44900
  25    52700   35700   45900     50300   38500   44100     46700   35400   41200     46400   38500   41900
 
  26    53000   37500   46300     49400   37900   43300     47200   36500   41600     45400   32400   40900
  27    53600   38800   45800     48000   38900   42900     47100   36800   42100     44900   38300   42100
  28    51000   37900   43900     46000   38900   42400     44500   37000   41200     46500   39900   43300
  29    49800   36500   43200     47900   38300   43800     45400   39000   42200     46100   40400   43600
  30    50600   38600   45700     46600   38400   44100     46200   35200   42600     45900   41100   43900
  31    50800   40700   46600       ---     ---     ---     46000   37200   42500     46000   41200   44200
 
 MONTH  53600   32700   43500     52100   37000   44400     49500   33200   42000     54300   30500   44300
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1988 TO SEPTEMBER 1989                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    47100   39700   44300       ---     ---     ---     45800   37300   42500     60400   46700   53200
   2    45900   38200   42700       ---     ---     ---     46400   36900   42100     61700   45000   53700
   3    46600   38900   42300       ---     ---     ---     46900   36700   41900     63500   46600   54900
   4    46100   37200   41800       ---     ---     ---     49500   36300   42800     63800   47300   55500
   5    49400   37600   42900       ---     ---     ---     50400   37300   43800     64300   46700   55400
 
   6    49200   36300   42700       ---     ---     ---     51200   37600   43900     63200   46200   54100
   7    48900   36100   42300     46700   35300   40500     50400   36000   43600     61900   43900   52700
   8    48700   36500   42200     47400   34200   40900     51500   36800   43800     61900   46200   52500
   9    48800   36400   42500     47000   34300   40700     49900   37400   43800     60400   37300   47000
  10    48300   36000   42100     46400   34100   40700     50800   38800   44400     50400   39100   44300
 
  11    48200   36300   41900     45600   33800   39700     49300   37800   43300     49900   40200   45800
  12    45700   37700   41500     44300   32800   37800     47800   38600   43700     48800   40100   45900
  13    45600   37900   41800     43200   31700   36000     46700   37900   42900     47900   40200   44900
  14    45100   37600   41600     42600   29600   34600     45200   39600   42800     48400   42800   46200
  15      ---     ---     ---     40000   28500   33300     47100   39400   43700     50400   40400   46700
 
  16      ---     ---     ---     38800   27300   32200     46200   36500   42400     53100   43100   47800
  17      ---     ---     ---     40700   29700   34200     48800   38300   42900     52600   44200   48500
  18      ---     ---     ---     39100   29300   33900     49300   38300   43500     55500   44000   49100
  19      ---     ---     ---     39100   25800   32700     51700   38800   44000     55600   44500   49100
  20      ---     ---     ---     37700   29200   32100     55100   39000   47200     54600   40800   48600
 
  21      ---     ---     ---     35400   28800   31500     56600   42900   49300     54600   42900   48200
  22      ---     ---     ---     36800   25500   30700     54800   43200   48800     54400   42900   47600
  23      ---     ---     ---     37400   27400   31900     54600   41700   46900     52200   42200   47100
  24      ---     ---     ---     34500   27800   31200     53800   43900   49000     52200   41600   48100
  25      ---     ---     ---     32600   25700   28900     53600   43200   48900     53200   42400   48700
 
  26      ---     ---     ---     33000   25700   29100     54400   44300   49700     54200   44600   49000
  27      ---     ---     ---     33100   26200   28500     55600   45400   51900     53100   42100   48900
  28      ---     ---     ---       ---     ---     ---     56400   47000   53000     58500   45000   51800
  29      ---     ---     ---       ---     ---     ---     57800   49000   53200     58100   40100   49800
  30      ---     ---     ---       ---     ---     ---     57100   47900   52700     59300   43800   50300
  31      ---     ---     ---     44800   38900   42300       ---     ---     ---     55400   39400   49000
 
 MONTH    ---     ---     ---       ---     ---     ---     57800   36000   45700     64300   37300   49500
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1988 TO SEPTEMBER 1989                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    56800   42200   48800     54800   41000   48700     47800   34500   40900     39700   29900   35200
   2    57400   38200   47500     56000   40400   47600     49400   35500   42100     37500   28300   33900
   3    57600   41300   48800     54100   39700   47500     49000   36000   42300     39000   27400   34400
   4    57500   42000   49300     52600   39700   45700     46800   38000   42700     40300   29400   35700
   5    56100   42400   48600     50400   40200   45100     45200   36700   41100     39000   30500   34900
 
   6    55900   41600   48000     49000   39100   43900     45000   36000   41300     39700   32900   36200
   7    52800   41600   47200     47400   37900   42600     45500   37600   42100     39700   30800   36400
   8    51900   41600   46500     48400   35500   44100     46800   38600   42900     41100   34100   38100
   9    52200   36600   44900     48600   40300   45200     46900   38000   44000     39300   29000   34200
  10    52300   36400   47600     48400   40700   44900     46800   39900   44000     36000   26300   31300
 
  11    53300   43600   49200     46800   35800   43800     46600   37100   43700     39300   26700   32500
  12    53200   43100   50300     47700   39200   44300     46200   38700   43400     41000   28300   34400
  13    52200   42300   49200     47300   37300   43700     45600   33800   41700     40800   28100   34800
  14    54500   43600   49400     48300   40500   44500     45400   37400   41600     39900   29500   33900
  15    54900   44900   50000     52000   41500   45900     46100   33100   40500     40500   25400   34000
 
  16    53000   39600   46800     49800   40600   45200     45400   33900   40400     40000   28200   33900
  17    50200   39400   44200     50300   41300   45000     44900   31800   40000     40400   26200   33600
  18    51800   39600   44800     50400   39600   44900     44900   32800   39500     42400   25700   34800
  19    51600   38500   44900     49300   39800   44300     44400   33700   38900     42000   29600   35500
  20    51400   39700   44800     48800   38500   43100     43800   32800   38100     43400   30800   35800
 
  21    51000   38900   44200     47800   37300   42200     43200   31900   37100       ---     ---     ---
  22    50700   38100   44100     45900   34100   39300     42000   31500   36500       ---     ---     ---
  23    49700   38000   44600     43400   31800   37200     41700   31900   36300       ---     ---     ---
  24    50800   37500   44300     38800   30800   34800     42100   30100   35700       ---     ---     ---
  25    50300   38000   44600     38500   31100   34200     43000   30900   36900       ---     ---     ---
 
  26    50000   38500   44600     35600   29500   32400     42600   29300   37500     41200   29600   35500
  27    50200   37500   44200     44000   31800   36900     42700   30500   36500     46300   26200   36600
  28    51100   36700   44100     46600   35600   40100     42200   31800   36300     43400   26600   35900
  29    51900   37000   44500     48700   37300   41600     41800   30400   36000     41500   27200   33500
  30    53300   38500   45600     49700   37400   42600     40300   29000   35000     41200   23000   31700
  31      ---     ---     ---     48500   35000   42000     41000   28900   34500       ---     ---     ---
 
 MONTH  57600   36400   46500     56000   29500   42700     49400   28900   39700       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1989 TO SEPTEMBER 1990                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    41700   23900   31300     41600   30700   35100     45800   36400   39800     42400   33000   37300
   2    38200   22600   29200     43600   31900   36300     44300   30800   37500     44000   30100   37400
   3    45700   19600   32800     44600   30600   37100     41900   32600   36600     43400   30800   37100
   4    45900   20000   34100     44700   32400   37700     43600   33900   37400     43900   33800   38200
   5    46100   23600   34800     43900   35300   39100     41800   29100   36800     43600   32900   37500
 
   6    43200   20700   33900     43600   34400   38400     44000   33700   38500     46100   32700   38300
   7    45900   19800   36300     42500   34300   37700     43300   32000   38000     47600   32600   39100
   8    50400   27600   41200     43200   34800   37800     48300   34800   40500     46400   27800   36100
   9    49200   29700   39900     44300   33300   38700     48600   35200   41800     45800   28900   35300
  10    45000   27500   35100     46000   33000   38900     48000   32200   40500     44300   26500   34500
 
  11    45400   32200   37700     46900   32900   39500     48100   34100   40600     47100   25500   36000
  12    45300   30600   37300     47500   32200   39300     48600   33300   40900     43300   27100   34200
  13    46800   30800   38000     48100   31700   40100     47700   31600   39200     44100   27900   34900
  14    46700   30600   38300     48100   32000   40000     45700   30300   37700     42800   28500   35000
  15    46200   29800   37600     47700   32300   39500     47000   31100   37800     42500   29400   34800
 
  16    44500   28400   36400     44800   31400   37000     43600   30500   36500     40700   28100   35000
  17    43300   28200   35200     44800   30700   36700     44000   31800   37800     41100   28600   34800
  18    43000   28000   34100     42500   31400   36700     43600   31500   37700     42900   33500   38400
  19    40800   27900   32500     43500   31900   37600     45100   32900   39000     43100   33100   38000
  20    38700   27300   31600     42400   33800   37800     43600   31600   38200     46600   34900   40800
 
  21    41200   29300   34100     42300   34600   38100     43300   33400   38000     46000   33900   39200
  22    42300   30600   36000     44400   35400   39300     43300   31400   37800     45000   33600   39200
  23    42000   30100   36800     43500   34700   38700     43500   33800   38100     46000   33700   41000
  24    42700   33300   37200     44400   35600   39300     42300   31800   35300     46800   38700   42100
  25    43800   34900   38600     44500   35300   39400     39600   32200   35100     45700   36600   40400
 
  26    44600   35200   39100       ---     ---     ---     39400   31700   34500     44300   34300   38900
  27    43600   34900   38400       ---     ---     ---     45400   30900   36700     46700   33800   40000
  28    42900   33700   37800     46000   35900   39100     42000   31900   35700     47200   34500   41000
  29    43000   33700   37700     44700   32300   38700     41000   30600   35000     47400   34600   41200
  30    42600   33700   37700     47000   36500   40700     46400   30600   36800       ---     ---     ---
  31    42200   33000   36600       ---     ---     ---     45000   29200   37000       ---     ---     ---
 
 MONTH  50400   19600   36000       ---     ---     ---     48600   29100   37800       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1989 TO SEPTEMBER 1990                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1      ---     ---     ---     46400   34700   39700     47700   24200   38500     53900   40900   47500
   2    43600   32100   36800     46100   34200   39700     44700   29600   36800     54100   42700   48100
   3    42300   32200   36300     46100   32300   37800     43900   28700   35900     54700   43400   48300
   4    43400   32000   36500     42800   33300   37500     48300   31000   38800     53900   43900   48100
   5    43200   33200   38000     44200   33200   37200     44900   31700   38200     53500   42600   47800
 
   6    45300   33100   37700     43800   32400   37200     44300   31800   37400     54600   43200   47900
   7    45000   32900   38300     43500   31800   37100     47700   32600   38500     52600   41800   47100
   8    45800   31800   38800     40400   32300   36100     48300   34600   40800     47400   39800   43300
   9    45100   33100   39100     39000   31400   34900     49300   35700   41400     44600   36900   40600
  10    45100   33100   38700     39600   30100   34400     48700   35900   41200     48200   36600   40700
 
  11    46600   32200   39200     40700   30000   35100     45800   35400   40100     47800   35700   41400
  12    44300   33300   38600     40600   30300   34800     48000   36200   41100     48400   35700   40700
  13    43700   32600   37800     39700   29400   34000     48800   35100   40900     45600   34900   40200
  14    42600   33900   37300     41800   29900   34700     48400   36100   40700     47500   35900   39800
  15    41500   33000   36600     41000   30700   35300     46900   36600   41500     46900   35400   40300
 
  16    41300   31200   35300     41800   30500   34700     47200   37200   42100     47300   37400   41200
  17    40100   28400   35300     40100   29900   34400     47500   39400   43200     46100   35800   40100
  18    44000   30100   38200     41600   31000   35500     47400   37100   42700     46100   35500   40300
  19    45700   31200   39900     42400   31300   38600     49200   38600   43800     46400   35500   40700
  20    44600   33800   40600     44800   33200   38300     46900   37000   41600     47200   35400   40800
 
  21    45700   32700   39400     43800   33600   39500     44100   36900   40300     48700   34200   40500
  22    43800   34800   38900     43800   34500   39100     47000   35400   40300     49700   34300   41800
  23    43700   36100   39100     44100   35200   38500     45300   37000   40900     50900   36300   44000
  24    43000   34900   38100     45400   35400   39700     44900   35200   39300     51000   37200   44000
  25    46500   33800   40200     46500   34800   40400     44000   33900   39200     50900   36200   43400
 
  26    47200   35800   41400     48400   34500   41200     42200   32400   37400     50700   35600   42800
  27    46600   35400   41000     49700   35800   42500     56200   33800   43100     48200   33800   41200
  28    45900   33600   40100     52900   36600   44900     56300   38000   47400     47800   33200   39900
  29      ---     ---     ---     51500   39500   46100     55800   41700   47700     46300   32000   37800
  30      ---     ---     ---     50100   37200   43300     56200   38500   47200     42100   31900   36100
  31      ---     ---     ---     50100   35400   41400       ---     ---     ---     40200   30200   35000
 
 MONTH    ---     ---     ---     52900   29400   38200     56300   24200   40900     54700   30200   42300
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1989 TO SEPTEMBER 1990                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    37000   27300   31800     51700   37300   44400     53000   36100   45300     51100   38100   42700
   2    31700   24100   27700     54000   40200   46800     53600   42000   47200     52100   37800   44500
   3    29200   22700   25800     56300   44000   48800     53700   39700   46800     51800   37300   45300
   4    27900   22700   25000     55800   44300   49100     52900   40500   46200     53300   37900   45200
   5    34900   22900   27600     55200   44000   49000     53900   42300   47400     53100   39600   46200
 
   6    38100   28900   33300     57200   45100   49900     54300   36600   47400     52500   38900   46300
   7    44900   33800   38100     59300   45600   51000     53500   41100   46900     50400   38100   44500
   8    42600   33500   38400     52700   39600   47800     52800   37000   45900     49800   36200   42500
   9    39600   30200   35700     51800   42000   46100     52000   40800   46000     50500   36100   42500
  10    36700   29700   33000     51200   38800   45200     52700   39100   45000     49600   36900   42300
 
  11    36200   28800   32100     51100   35600   44700     48700   35200   41000     48500   36300   41600
  12    34900   28000   30500     50100   39300   44200     49400   34700   42100     47800   36300   41400
  13    33400   27700   30100     49900   38500   43500     50000   34200   41200     47900   37000   41400
  14    34000   29200   31600     49800   38700   43300     49400   33300   41400     48200   37300   42500
  15    35600   30800   33200     49500   36500   43000     47900   33500   41000     49200   36500   42200
 
  16    37800   32600   35200     49500   38300   43400     52100   34700   42600     50600   35500   42300
  17    41200   33600   37300     48900   38600   43300     52900   35400   43800     52200   36800   43400
  18    46400   37500   41100     52000   36500   43500     54000   38800   45300     51400   37200   44300
  19    45900   41600   43800     53500   38000   45100     53300   36400   45900     51200   36900   44300
  20    51100   39200   44100     54100   38700   46100     52800   34600   44600     50700   37100   44200
 
  21    51300   32800   43100     54300   38000   45800     53000   38900   44800     50000   36400   42800
  22    52400   35600   43400     55000   38500   45600     53500   38600   45800     47200   32500   40900
  23    53100   36300   43800     55900   39800   46800     52300   40300   45600     47900   34500   40100
  24    52900   38000   44300     56000   36500   45400     50300   38100   43200     46500   34800   40500
  25    52900   39500   44900     54900   37900   46000     47600   35400   41100     46700   35600   40800
 
  26    52200   40100   45600     54300   36300   46200     48000   34900   40600     46200   36300   40900
  27    51900   40900   45600     55000   39800   46900     49900   33800   40900     46100   35600   41300
  28    50500   40500   44500     54100   39200   46900     50400   35600   42800     47800   36900   41600
  29    48900   38200   43900     54100   41400   47500     50300   36100   42100     49200   37800   42500
  30    48700   36700   43100     53600   43200   47300     49300   36300   42600     48800   36600   43200
  31      ---     ---     ---     51900   41500   45700     49800   38500   44000       ---     ---     ---
 
 MONTH  53100   22700   37300     59300   35600   46100     54300   33300   44100     53300   32500   42800
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    49200   34400   43300     52700   36400   42500     51000   36200   43500     49600   35500   42000
   2    49900   39400   44100     48700   35900   42100     50600   35600   43400     48500   32800   41000
   3    50800   34400   43700     48100   34900   40800     50200   36700   43600     47900   34600   41000
   4    51100   34400   43900     43300   30900   37000     48800   35600   41500     47800   34400   41400
   5    52000   34500   44400     41100   28900   34600     48200   33200   41100     47000   35400   41300
 
   6    52400   37700   45200     41900   31100   35700     48400   35000   41400     45600   35100   40200
   7    51800   38300   44300     41200   31000   35700     47500   36500   41600     43800   33900   38700
   8    51200   37800   43300     40100   30200   35500     46600   37500   42600     43900   33100   40700
   9    50400   35400   42100     39800   31900   36000     45700   37700   42200     44900   36800   41200
  10    50700   33700   42600     37800   28700   33100     45800   37600   42100     44200   35100   40100
 
  11    45200   30600   38200     43600   30200   37600     45800   38500   42200     46100   33900   40800
  12    42600   27900   34500     42700   32200   38200     46600   37900   42100     42600   33800   38700
  13    41100   27300   32700     44800   33700   39300     44700   35500   40600     39900   31300   35700
  14    42300   22400   32100     44200   31400   38200     44500   36400   41100     34800   32400   33100
  15    41700   23300   32100     44500   31900   38300     47400   36800   42200     32300   31500   31900
 
  16    42500   26500   32900     45900   33300   39200     45400   36300   40300     31600   31200   31400
  17    44500   28100   35200     43300   32300   38100     46900   36500   41200     31300   30900   31100
  18    43100   27000   33900     45500   29200   39100     46300   34400   41000     31000   30700   29600
  19    48100   27600   35400     43700   33400   38900     44100   34200   39800     30800   30500   30600
  20    44200   27800   34700     43500   34100   38300     48000   33900   41600     30600   30200   30400
 
  21    45300   30100   36200     45400   35800   40400     46000   36800   41800     30400   30100   30200
  22    43300   30700   35800     44500   36700   40800     45300   36300   40200     30200   29800   30000
  23    48100   29900   35100     43800   36800   40500     44300   35400   40000     29900   29700   29800
  24    55000   31300   38200     44500   37600   40700     43600   34600   40300     29800   29600   29700
  25    46700   32500   37100     44100   36800   41200     45100   37600   42000     29700   29500   29600
 
  26    42900   29700   35200     44600   40200   42400     46400   28500   40400     29700   29500   29600
  27    45600   32400   37700     44600   36100   41300     47600   35700   42500     29700   29400   29600
  28    44700   34400   38900     45900   35600   40400     47500   36200   42000     29600   29400   29500
  29    44300   35600   38600     47500   33900   40500     48100   35300   41300     43500   29300   32800
  30    57400   36600   44000     50500   32700   43200     48400   35400   41300     44600   29700   36500
  31    56700   37400   43700       ---     ---     ---     48000   34800   41200     42500   24800   33800
 
 MONTH  57400   22400   38700     52700   28700   39000     51000   28500   41600     49600   24800   34900
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    43200   24800   33800     47000   30500   41900     46000   32000   39000     41100   30200   35200
   2    43000   25000   33800     56200   31100   40300     45600   31900   37800     42000   31000   36300
   3    39000   24300   31500     45000   33000   38700     46700   32200   38600     42100   34300   37900
   4    39100   28400   33700     44500   30300   36500     47500   35500   39700     41200   34100   37600
   5    38700   30600   35200     41300   31200   37000     44800   34900   39700     42500   36000   39800
 
   6    40500   33700   37800     41200   33700   37700     41600   36400   38800     41000   35100   39000
   7    41800   37300   39900     42000   34800   38600     42400   37000   40200     41800   35800   39400
   8    43700   39000   41800     42700   38000   40900     42700   37000   40500     42500   37600   40500
   9    45500   38900   42600     45200   39100   43200     43500   35100   40800     50000   37500   44300
  10    42500   34900   39600     44800   35500   42100     44700   34100   40600     50500   32500   44500
 
  11    41400   34300   38000     44800   38600   42000     47100   34200   41700     53200   36400   45300
  12    41300   33300   37300     43900   37400   40900     49500   34200   42900     51600   39100   45500
  13    42200   33100   36800     42700   34800   38400     50700   35500   42700     52500   37500   44700
  14    41000   29900   35100     42800   33200   37600     50000   34900   41900     53600   36500   45200
  15    39900   23800   31200     44700   32200   38600     49600   35100   41700     53900   31200   44700
 
  16    39600   27000   32200     45300   28700   38600     48900   32000   40500     53600   36600   44700
  17    38800   27300   32900     46300   27700   37800     46600   23800   34100     52000   37600   44900
  18    40700   27600   33100     44900   30400   37900     45900   25700   34800     52700   36800   43800
  19    39300   27900   33800     46600   29700   37900     47600   32000   40100     52500   38500   45600
  20    37400   28000   32800     46500   29900   37400     46100   33400   39500     54600   39400   47900
 
  21    36700   28100   32300     45100   30700   36500     44900   34800   39400     52800   37400   46600
  22    38500   28100   33700     42400   30100   36200     43300   33200   38400     51000   38900   45800
  23    34300   30200   32600     42300   31200   36500     42700   32800   38500     48900   38200   44300
  24    31400   29800   30300     41600   29200   36100     42300   31100   37600     48800   36500   42700
  25    29000   28400   28800     42500   32000   36800     44500   31800   37900     49200   33800   41200
 
  26    44100   28600   32800     42800   31200   36500     43900   31500   37500     47100   32300   40600
  27    46500   33400   39900     43200   30200   36700     44100   30200   37000     47200   31500   39800
  28    47200   30900   38900     43500   30900   36400     41600   28300   35000     48900   33300   39400
  29      ---     ---     ---     47600   30700   38800     43000   28600   34200     52200   33000   41600
  30      ---     ---     ---     47900   30900   38800     42400   28600   34600       ---     ---     ---
  31      ---     ---     ---     47500   32400   39800       ---     ---     ---       ---     ---     ---
 
 MONTH  47200   23800   35100     56200   27700   38500     50700   23800   38900       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1      ---     ---     ---     45900   31200   38900     32600   32100   32200     47100   29000   38900
   2      ---     ---     ---     45600   31800   40800     32200   31600   31900     51100   30100   42300
   3      ---     ---     ---     44700   30800   39600     31600   31200   31400     49300   35100   43200
   4      ---     ---     ---     45300   34800   40600     31200   31000   31100     50800   36400   43600
   5      ---     ---     ---     47100   31700   41000     31200   30900   31000     50000   36200   42700
 
   6      ---     ---     ---     48000   34400   41100     31300   31000   31200     51800   34600   42700
   7      ---     ---     ---     49300   29900   39000     40100   30900   33300     52500   33100   43500
   8      ---     ---     ---     49700   31800   39600     41000   32700   36000     52600   35500   44700
   9      ---     ---     ---     50100   29500   39300     37500   35100   36400     52800   35900   44700
  10      ---     ---     ---     50600   29100   39800     46600   31800   36800     51000   36700   43800
 
  11    49000   28900   37500     50900   30300   40400     46600   33300   39300     48300   33100   40900
  12    48700   28000   37700     52200   29400   41300     45200   33600   36100     47400   32000   40800
  13    49300   29400   39200     51000   31200   41000     35700   33200   34800     48500   35400   42500
  14    49500   29100   39900     49000   31100   39800     48900   33800   39000     47000   36800   42700
  15    49500   30300   39600     49400   28600   40300     47300   33600   40400     47900   34600   41800
 
  16    46800   31900   40000     49800   29800   40000     49900   34900   42500       ---     ---     ---
  17    48200   32500   40300     48000   31500   40300     50900   39100   45400       ---     ---     ---
  18    46100   31500   39600     45900   32200   39800     52900   41900   47500       ---     ---     ---
  19    44900   33800   39500     45200   32200   40000     49600   41000   46300     47300   38700   43000
  20    42800   29900   37500     44500   33700   39200     49900   37500   44400     48700   38300   43800
 
  21    45800   32700   38200     44400   33800   39300     49800   39000   45100     50700   37300   44500
  22    47100   33400   39600     48100   35700   41200     50200   39600   45300     51100   40600   46300
  23    46400   32700   40300     49200   33800   40100     49700   40700   44800     49900   37600   43500
  24    49200   33800   41900     49100   32700   41000     50500   38700   43900     50500   38800   44300
  25    49000   34900   42800     49300   35200   41600     49300   36200   42900     49600   38500   43300
 
  26    49900   35100   42200     50000   35600   42200     48200   35900   42700     49800   37000   43300
  27    48600   34200   41600     50300   35200   42900     45800   36800   41700     51500   37900   45100
  28    47000   30300   39000     49900   33700   43000     45700   33100   39800     52500   39200   46100
  29    46900   28100   38400     48100   36700   42300     46000   32500   38400     51400   40300   46000
  30    45400   31300   37700     44500   34300   37700     41200   29200   35700     51500   40200   45600
  31      ---     ---     ---     36300   32700   33700     46700   31500   38400       ---     ---     ---
 
 MONTH    ---     ---     ---     52200   28600   40200     52900   29200   38900       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    51600   39200   46200     49800   38500   45100     47700   39300   43100     47300   36900   42700
   2    52200   39100   46900     49600   37800   43800     48500   37800   43100     46800   37000   42500
   3    51700   37400   45700     49200   34500   43200     47500   36600   41500     46900   37300   41100
   4    52400   39400   45400     48900   32300   41900     45900   35200   41000     44800   35800   40300
   5    51900   38900   45500     50100   35200   43700     48200   37200   43000     44500   35400   40900
 
   6    52000   38300   45300     50100   36100   43600     50500   37000   42700     46200   36100   40800
   7    53600   36700   46500     49600   36000   42800     47300   36600   42500     46700   35600   41200
   8    54800   40400   47300     49500   36500   43600     47100   38300   42400     47400   37500   42800
   9    55100   39600   47700     50600   38200   44600     46900   38200   42800     46900   37500   42400
  10    53800   37300   47100     48400   37600   43800     46200   39000   42700     46900   37500   42300
 
  11    52000   35800   45800     46400   39700   43100     47500   39600   43800     46800   40400   43700
  12    50200   37600   45600     47300   40300   43700     46300   39600   43200     45900   39700   43300
  13    51300   38900   46000     47600   41700   44500     46100   40000   43600     46600   39700   43400
  14    50200   39700   46700     46700   41900   44700     46300   40300   43900     45400   37900   41300
  15    49900   42600   46300     47100   41700   44300     46900   40600   44100     44700   39400   42700
 
  16    48200   40800   45700     45800   40200   43400     46300   39200   44200     46000   36200   41900
  17    48000   42400   45600     47200   39900   43700     46900   39200   43600     47300   37100   41200
  18    46600   42600   44600     49900   38900   44700     44800   38200   41900     48300   35900   42300
  19    46500   41100   43900     50100   38900   43900     48500   38200   43900     50200   35600   43600
  20    48700   40000   44400     49700   38300   43700     50400   38800   44100     50400   38200   43700
 
  21    51000   41300   46700     50100   38200   43800     50500   38400   43700     50100   36800   43200
  22    51100   41900   46300     50200   38500   43700     50300   36500   43900     49800   36900   43100
  23    52600   41500   46300     50700   37500   43800     50000   38200   43900     49800   37900   43200
  24    52100   40800   46000     49200   37500   43000     48400   38200   42700     46800   33000   39600
  25    52000   40600   46200     49900   36300   43000     48900   37900   43300     44500   33200   40700
 
  26    51200   40300   45800     50200   37100   43900     49300   38200   43900     43400   35200   40100
  27    51400   40200   45700     49500   37700   43500     48000   37300   43500     46000   37900   42200
  28    51300   40300   45500     48000   37700   43700     47600   37200   43400     46300   38300   43000
  29    51700   40000   45900     47800   38500   43700     45300   36500   40900     47300   40300   44100
  30    49900   40000   45700     48400   38200   43700     43900   35200   40100     47200   39800   44000
  31    49600   37700   45000       ---     ---     ---     46000   36900   41900     46200   38400   42800
 
 MONTH  55100   35800   45900     50700   32300   43700     50500   35200   43000     50400   33000   42300
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    45200   37100   42200     46200   38700   42600     44800   36400   40600     51400   39400   46400
   2    48100   39400   43300     44500   37400   41500     45800   35900   40500     50800   41300   45600
   3    46400   36100   41800     45800   37000   41300     46800   35400   41100     51100   38400   44400
   4    47000   36900   41800     47100   33800   41600     45500   34800   40100     52100   34600   44500
   5    48600   36700   42400     47800   38100   42800     46500   34000   40400     52200   38900   44400
 
   6    49700   39200   45400     47000   37500   42200     46100   34500   39800     52400   40500   45900
   7    48600   38800   44500     45900   36000   40900     45900   35000   39700     53300   41500   47600
   8    48000   37800   42200     46900   35200   40900     45700   35100   39900     52400   40400   45200
   9    45700   37300   42400     46900   37500   41900     45100   35100   39600     49200   38700   43900
  10    48200   39100   44300     47100   37900   41800     45000   35100   39400     48600   39500   44400
 
  11    48000   41100   44900     45300   34700   38600     45100   34400   39900     49300   38800   44500
  12    46700   37800   43200     44200   36800   40800     44600   33800   39600     51000   38600   44500
  13    49100   37600   44800     43800   37100   41300     47300   35800   41900     51200   39500   45200
  14    46000   37200   41700     46000   37200   41700     47500   36400   42000     51900   38700   44700
  15    48100   36000   41700     44800   34700   40400     46300   35500   41200     51000   37500   44000
 
  16    48400   36000   41500     47000   34200   41200     46500   34800   40500     50500   36700   43300
  17    50800   34800   44100     47400   35200   41000     47300   33700   40100     50700   36500   43000
  18    51100   36400   43800     47500   34700   40800     47900   33400   40200     49700   36900   43300
  19    50800   35800   43100     47000   33800   40300     47900   33600   40700     49700   37400   42600
  20    49800   33800   41700     48400   33700   41400     47400   36200   41200     48400   37500   42900
 
  21    49800   34100   41500     48300   34200   40800     45800   34600   39200     47300   38000   43200
  22    49000   34100   41200     47000   34500   40600     43400   34800   38700     47100   37800   42400
  23    47500   36800   41100     45800   36200   40500     43900   36600   41200     45300   36900   41200
  24    47000   38100   42100     46400   37600   41700     47500   39400   44000     43000   37500   40600
  25    47400   40100   43500     44800   35400   41300     49000   42900   47100     45100   38600   41800
 
  26    45900   38700   42900     44800   37400   41300     51100   45600   49100     45600   39100   42600
  27    45900   38700   43600     43700   36500   41400     50300   45500   48400     46100   39100   42600
  28    47000   40700   44200     43900   36500   41600     50400   44600   48300     47700   38900   43100
  29    45100   36400   42300     43600   37100   41300     52600   45300   48500     47200   37500   42300
  30      ---     ---     ---     44300   37000   41300     51600   34200   46000     46100   35700   40500
  31      ---     ---     ---     44100   35800   40700       ---     ---     ---     47000   33000   39800
 
 MONTH  51100   33800   42900     48400   33700   41200     52600   33400   42000     53300   33000   43600
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    47800   31800   39300     47300   30000   37700     48700   36500   42300     48100   33100   40900
   2    48000   32600   39600     48100   32200   39500     48800   35000   40600     47900   35600   41600
   3    48000   32100   39100     48100   32500   40200     46500   34200   40000     45200   37400   41800
   4    46800   32200   38600     48200   31700   38700       ---     ---     ---     46100   37500   41900
   5    45300   31700   37700     45400   29300   37100       ---     ---     ---     46500   38600   43000
 
   6    43300   31800   37200     45000   29200   36300       ---     ---     ---     46200   39100   42200
   7    42900   31000   36400     44400   28200   36300     47900   39500   44200     47900   37200   42900
   8    41500   29200   35400     45500   31000   38300     48700   39100   43600     47700   40100   43800
   9    40500   28400   34400     44500   34400   38800     48600   39400   43500     47300   38800   43300
  10    42700   29100   35100     43900   33100   38400     47800   37900   42100     47100   38900   42700
 
  11    43100   30100   36900     46500   35800   40700     47200   33700   41000     46400   37100   42000
  12    44100   29100   37300     48100   34800   40100     46900   37600   41400     46800   36500   42100
  13    42300   28300   35100     48600   33200   40200     46500   37500   42100     46800   37200   42500
  14    38100   25500   32200     49100   34200   40700     45600   37500   41700     47800   37400   43100
  15    37800   24100   29900     45700   35600   41100     44900   35800   40700     46900   37400   42200
 
  16    44100   22300   30000     46700   36100   41400     45500   36600   41800     45800   36800   41700
  17    44300   26300   36000     48600   38400   43100     44700   34600   40100     45000   37200   40900
  18    44600   30100   35100     48100   36400   42500     44400   34400   39600     46900   37500   41800
  19    40900   28700   34900     48900   38700   43600     45000   33500   39800     47900   35400   42300
  20    40900   28300   35700     47900   34800   41800     45800   34700   40500     48900   37100   44300
 
  21    42200   29600   36500     48000   34200   42800     48200   38100   43300     48500   39600   44000
  22    43900   27500   38400     47000   37400   43400     48000   37000   42800     48900   38500   43100
  23    45100   38100   41700     48000   36700   44600     47600   37900   43600     51200   36600   43700
  24    44700   35500   40800     46100   36600   42800     47800   32700   41100     52000   37600   45600
  25    42700   29600   37700     48200   34800   41500     48000   34000   41000     51100   40000   45800
 
  26    45900   29300   39900     48900   33700   40900     48400   33500   40500     50900   39600   45100
  27    48000   29300   39800     49000   33100   40100     47700   33100   40300     50200   38700   44400
  28    49600   35800   41000     48700   32700   40000     47400   33400   39100     50300   37000   43300
  29    49000   35200   41700     52600   35300   42600     48600   32300   40600     49900   36900   43500
  30    46300   32700   40100     48500   36400   41500     48900   34600   41300     48700   36000   43200
  31      ---     ---     ---     49500   35900   41300     49400   34200   41500       ---     ---     ---
 
 MONTH  49600   22300   37100     52600   28200   40600       ---     ---     ---     52000   33100   43000
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1      ---     ---     ---     39300   32500   35700       ---     ---     ---     43700   33000   37500
   2    47500   36700   42200     43100   35600   39200     47500   41600   45300     44800   36400   39300
   3    47300   37000   43100     44500   34300   39900     48000   41400   45900     44000   34600   37700
   4    45700   36000   41200     45300   36500   41700     48600   41400   46300     45000   32900   41000
   5    48000   36300   40800     44200   35900   40500     46400   41500   43900     38600   31600   34300
 
   6    49000   40600   46000     43200   37600   40600     47500   39600   44300     47600   30500   36500
   7    47600   38300   44200       ---     ---     ---     49000   40400   44000     41400   30400   35700
   8    47100   37900   42700       ---     ---     ---     49700   39000   44300     46800   29500   34700
   9    46100   35600   41200       ---     ---     ---     51400   40000   45400     49100   27700   35300
  10    46300   34800   40600       ---     ---     ---     51200   40300   44800       ---     ---     ---
 
  11    47300   34400   41000       ---     ---     ---     47200   36900   41700       ---     ---     ---
  12    50000   34300   42800       ---     ---     ---       ---     ---     ---       ---     ---     ---
  13    49300   36100   42500       ---     ---     ---       ---     ---     ---       ---     ---     ---
  14    49000   36500   42000       ---     ---     ---     49300   38400   43800     45400   26000   36200
  15    48400   35600   41700       ---     ---     ---     48300   38800   43700     45900   30800   37900
 
  16    47300   35600   41400       ---     ---     ---     47600   37500   42600     48100   33500   41000
  17    47900   36400   41700       ---     ---     ---     46200   35300   40900     46300   32400   38700
  18    49200   36400   43700       ---     ---     ---     44500   35200   40600     44200   31400   38000
  19    47800   36300   43600       ---     ---     ---     46300   34400   40100     47500   30800   39900
  20    47800   37200   42500       ---     ---     ---     46500   32600   38700     46600   32500   39500
 
  21    47100   35500   41600       ---     ---     ---     46900   32600   40600     43700   30900   35900
  22    47800   34700   41400       ---     ---     ---     48700   35200   41200       ---     ---     ---
  23    48700   36400   42200       ---     ---     ---     47200   33700   40100       ---     ---     ---
  24    48000   36100   41700       ---     ---     ---     45900   33500   39900       ---     ---     ---
  25    47100   34500   40500       ---     ---     ---     48600   36100   42500       ---     ---     ---
 
  26    46500   33800   39900       ---     ---     ---     47100   34600   41600       ---     ---     ---
  27    45200   32300   38300       ---     ---     ---     48000   36700   42500       ---     ---     ---
  28    43600   32000   37200       ---     ---     ---     45900   35400   41900       ---     ---     ---
  29    42000   31700   36300       ---     ---     ---     42800   35100   39100       ---     ---     ---
  30    37600   31400   34600       ---     ---     ---     44500   38900   41800       ---     ---     ---
  31    35700   30900   33800       ---     ---     ---     43400   33300   39700       ---     ---     ---
 
 MONTH    ---     ---     ---       ---     ---     ---       ---     ---     ---       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1      ---     ---     ---       ---     ---     ---     45400   33400   40100     47200   36100   41700
   2      ---     ---     ---       ---     ---     ---     47600   34000   41400     48700   35900   42000
   3      ---     ---     ---       ---     ---     ---     48700   32800   41900     49400   33700   41400
   4      ---     ---     ---       ---     ---     ---     51300   35100   43100     49800   34300   42100
   5    44200   33500   38800       ---     ---     ---     52200   33900   43800     49400   33800   41600
 
   6    44600   33600   39000       ---     ---     ---     50900   29400   40600     49300   33200   41500
   7    44000   33600   39400       ---     ---     ---     45200   29800   38000     51500   33300   41200
   8    40900   32300   37100       ---     ---     ---     44100   29200   36900     50100   33500   42200
   9    40900   31100   35600       ---     ---     ---     44300   28200   36300     48900   34100   40400
  10    41600   29200   35200     49200   29600   39100     44000   26300   34500     48300   35900   40600
 
  11    41600   28700   34700     48700   27800   38100     44000   27100   36200     46400   35500   39800
  12    41900   27600   34200     49400   31400   41000     42900   28800   36300     45100   35200   39600
  13    40200   27500   33900     51100   27000   40000     43400   31300   39200     44600   34500   39400
  14    40500   31700   36700     46800   30100   39400     43300   33300   38900     46300   33500   41100
  15    44300   33200   39100     44000   35100   41500     42600   34600   38400     47500   34800   42100
 
  16    43200   32900   38100     45400   37400   42000       ---     ---     ---     46100   34800   41400
  17    41100   32100   37200     46500   37100   42700       ---     ---     ---     46600   35900   40400
  18    43300   33300   38500     46800   37800   43700       ---     ---     ---     47100   34700   40400
  19    44300   34000   38800     46900   38000   43200       ---     ---     ---     49000   35000   41000
  20    43000   32500   37800     45300   36500   41500     44400   33000   38500     51400   35900   43000
 
  21    43400   32300   37600     43400   35900   39900     45000   33000   38400     52300   38300   44900
  22    42200   30200   35800     42700   35100   38500     44700   30600   38000     51400   39900   44900
  23    41700   31000   36700     42500   34000   38100     45000   33700   39100     52000   39600   44500
  24    41900   31100   37200     43300   30100   35800     46200   33100   38900     51000   39200   44200
  25    41900   33300   38100     45600   29000   36500     46700   32200   39100     51100   38700   43600
 
  26    39000   26900   31700     45600   26600   39200     45700   34800   39700     50100   38200   43100
  27      ---     ---     ---     45400   29700   37100     45800   34800   41300     49800   38000   43300
  28      ---     ---     ---     42400   30600   36000     47500   36600   42600     50100   38100   43300
  29      ---     ---     ---     44000   33000   39500     48100   37100   43100     48800   37100   42600
  30      ---     ---     ---     46200   36300   42300     47400   37300   42700     50500   36300   42700
  31      ---     ---     ---     46300   37400   43300       ---     ---     ---     51300   37100   43500
 
 MONTH    ---     ---     ---       ---     ---     ---       ---     ---     ---     52300   33200   42000
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    52000   36800   43400     49300   35100   41700     52300   37900   45500     48300   33400   41000
   2    53400   35700   44800     49200   33900   41600     50100   34800   43800     48400   33100   41000
   3    52500   36500   44700     48600   33300   40700     48900   34200   44000     47500   33700   39800
   4    51200   37500   43700     48000   33500   40200     48600   36100   42700     46900   34900   40600
   5    51900   36300   42500     48800   33100   40600     49000   36000   42300     47700   34800   41500
 
   6    51700   34700   42700     48800   34100   41700     48100   38100   43500     48000   37000   42500
   7    50500   37500   42400     48100   34200   41500     49500   38800   45000     47700   38300   43600
   8    48600   36300   40900     46500   36100   41200     48100   39900   44900     47600   35800   42000
   9    45700   34400   39600     46100   36000   41400     48500   38900   44900     47900   34400   42700
  10    44600   34400   40400     45300   37000   41700     47400   38200   44300     47300   35600   42600
 
  11    45900   36900   42700     47200   38900   43500     47500   39900   44500     48700   37300   43300
  12    48100   38000   44900     48000   38200   44000     49000   39200   44400     49400   37800   42900
  13    48400   40900   46000     47900   36400   42800     48200   40000   44300     49400   36200   42400
  14    49000   38600   45000     43600   35000   40000     49400   39300   43700     50100   37300   42700
  15    47800   33500   41600     44100   35200   40000     50800   39400   44300     50200   36700   43300
 
  16    48000   33300   42500       ---     ---     ---     51700   37900   44800     50300   36000   43400
  17    49000   32000   42500       ---     ---     ---     51400   38700   45200     50200   36400   43500
  18    49700   38300   43400       ---     ---     ---     50600   39600   45000     50600   36200   43400
  19    50600   38300   43400       ---     ---     ---     52500   39300   45300     50900   36000   43800
  20    50700   37500   43400       ---     ---     ---     52100   40700   46200     51600   37800   44300
 
  21    50400   37500   43300       ---     ---     ---     52400   38100   45900     48600   36600   42700
  22    49600   34800   43100       ---     ---     ---     51800   36700   45200     46900   35100   41400
  23    50000   33800   42900     52100   38600   45100     51900   36100   44800     47100   36800   42600
  24    50600   36100   43600     51900   38000   44700     50600   34800   44200     46100   36300   42100
  25    49900   34300   42400     50600   37500   44100     49300   36800   44100     46600   36800   41800
 
  26    47700   33900   41500     52400   39200   45500     48900   37100   43400     45700   34700   40600
  27    48200   35300   41700     50900   39300   45700     49000   36000   43400     46400   34000   40500
  28    48000   33900   41700     50500   38400   43900     49200   31400   42400     46900   34500   42200
  29    48300   34200   41500     50700   36800   43600     49700   36900   42700     47200   36700   43200
  30    49200   35400   41600     51500   38300   44100     50300   32500   41900     47200   37200   42800
  31      ---     ---     ---     53000   37300   45400     49300   34200   41700       ---     ---     ---
 
 MONTH  53400   32000   42800       ---     ---     ---     52500   31400   44100     51600   33100   42300
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    47500   37600   43300     46900   33900   41700     49500   38600   44200     50400   38000   43600
   2    47300   37200   42800     49200   36500   44100     50000   38900   44400     48500   36900   43100
   3    46000   36800   42100     48000   36700   43100     48100   38400   43300     49900   37600   44100
   4    46300   37000   42400     48200   38200   44000     48100   38300   43100     49000   35000   40700
   5    46600   37700   42400     47800   35900   42600     46500   35400   40700     46600   37100   42600
 
   6    47900   37700   43400     46700   33600   41400     46600   38700   43000     48000   36800   42500
   7    49000   38600   45200     47600   36400   42500     46300   38000   42900     48500   34300   41500
   8    48700   39800   44500     47600   34700   42700     47500   36900   42300     47000   33300   40300
   9    46200   39300   42900     48500   38300   43900     48000   36300   42000     50200   33900   42300
  10    46700   38300   42500     49200   34100   42800     48800   35900   42000     50600   34800   43300
 
  11    49000   38100   43900     49400   36200   42600     46300   33300   40300     51000   35500   43300
  12    48500   36300   43200     51000   35000   43500     48000   33300   40900     49200   34500   41900
  13    53700   37300   45200     51000   36200   43500     48500   34100   42000     49300   33800   41700
  14    53500   40900   47400     50200   35000   42700     49200   35300   42300     47400   34400   40400
  15    53400   40700   47200     49500   34800   42300     47300   34900   40900     44400   32400   38500
 
  16    53500   40400   47100     48800   34600   41600     45600   34700   40400     46500   33400   41200
  17    53200   39200   46100     48100   35400   41600     47100   37100   42300     45700   37300   41900
  18    51900   38300   44900     46500   35800   41400     47900   36900   43500     44000   36100   40400
  19    52100   38100   45000     46900   37800   42500     47300   38500   43400     47000   35000   42400
  20    50800   38900   44800     44700   36900   41900     46900   39300   43900     48000   41400   45200
 
  21    48600   38800   43900     47000   37800   43200     46600   37500   42800     48000   40800   45400
  22    49800   39800   44500     47500   40800   44700     47100   40300   44400     47600   41000   44700
  23    51300   40600   47300     48200   41100   45400     48000   39400   44300     46100   38200   42800
  24    51100   41700   47600     48000   40000   44700     47800   37300   43900     45700   37400   41300
  25    51300   37400   46000     48300   40300   44800     46000   37200   42800     46800   35600   40700
 
  26    51500   38500   45100     49700   40200   45600     46400   36700   41800     47600   35900   41500
  27    50100   38300   44700     49800   40400   44900     46600   36400   42000     49600   36400   43400
  28    48900   40200   44900     48600   38100   42800     48800   37200   43200     48600   37100   42100
  29    49500   40100   45000     47900   37800   42900     50200   37700   44100     47000   34100   40300
  30    51400   38600   44200     48000   37600   43000     50200   37500   44200     47400   33300   40500
  31    47800   35200   41500       ---     ---     ---     49800   38600   44000     47400   32200   39500
 
 MONTH  53700   35200   44500     51000   33600   43100     50200   33300   42800     51000   32200   42000
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    45700   31400   38300     49300   34600   41300     50800   36000   43200     50200   36500   43000
   2    45000   31000   37500     49200   30400   39500     49700   35600   42000     48400   37000   43800
   3    44000   32100   37500     45500   29100   36500     46900   35200   40900     50500   39300   46100
   4    43300   31600   37300     44400   31100   37400     46000   33200   41400     50100   39600   45100
   5      ---     ---     ---     44300   31100   39100     47700   35100   42500     48100   38200   44200
 
   6      ---     ---     ---     46800   34600   40700     46600   35100   41300     47800   38300   43200
   7    46000   31100   38500     45900   31700   39100     47200   34000   41200     47000   37500   42100
   8    46100   31300   38600     45500   32200   38800     50700   35400   43900       ---     ---     ---
   9    44100   31000   36900     46400   30900   39500     50300   36500   44100       ---     ---     ---
  10    46600   30100   38800     45100   31100   37900     49300   36300   43000       ---     ---     ---
 
  11    47200   31600   40000     46400   28600   39100     49200   35700   42200     45700   35200   39900
  12    45900   30900   39100     48000   29900   40400     49500   35400   42600     44500   34600   39700
  13    45900   32700   39400     47400   32700   40600     49300   34900   41700     45600   35100   38900
  14    44100   32900   39500     46700   32900   39400     48000   35000   41400     45200   35400   39900
  15    43600   32400   38300     46200   34200   39600     48400   36700   42900     45300   35300   39800
 
  16    43900   33700   38900     46200   33700   39400     48600   37300   42500     44100   34400   39600
  17    44800   36500   40200     46400   37000   41600     47800   37800   44300     44400   35200   41000
  18    47500   39000   42900     45000   37800   41500     46200   35300   42300     46000   37400   42100
  19    47600   40400   44300     46900   39300   44100     49000   38600   44300     48300   34500   42400
  20    44900   36500   42700     47800   40800   44900     48200   38000   43300     49700   38500   44600
 
  21    45800   37500   41500     48300   41700   45100     48000   37400   42800     50600   39700   45300
  22    45700   37100   41900     46400   37600   43000     52000   37000   44300     50500   40000   45800
  23    46300   36100   41100     48100   37800   43400     54000   36100   45400     49600   39800   44900
  24    44700   33800   39200     49000   37700   42900     52600   38000   45100     49100   36900   42900
  25    48100   33300   40900     48700   36400   42400     52200   35900   44000     49700   31400   40900
 
  26    48600   34100   41300     51700   35900   43900     54400   35600   44700     49900   34200   40800
  27    49600   34100   41700     51100   37400   44300     53400   32200   43800     49700   31300   39400
  28    49600   33300   41700     50800   35400   43000     53500   36300   44200       ---     ---     ---
  29      ---     ---     ---     51100   32900   41800     53000   36100   43700       ---     ---     ---
  30      ---     ---     ---     51500   34800   42800     52100   34100   43600       ---     ---     ---
  31      ---     ---     ---     52200   35500   43300       ---     ---     ---       ---     ---     ---
 
 MONTH    ---     ---     ---     52200   28600   41200     54400   32200   43100       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1      ---     ---     ---     41800   27300   36600     37900   29700   34900     48700   39100   44400
   2      ---     ---     ---     41300   32300   37200     49100   29000   37100     50600   36500   43600
   3      ---     ---     ---     41200   32500   36700     49900   30200   43400     51300   38000   43800
   4      ---     ---     ---     40700   32100   36200     50000   36200   43500     53300   36800   44900
   5      ---     ---     ---     40700   30600   35700     50500   36500   42900     52600   35900   44800
 
   6      ---     ---     ---     41100   28300   34600     53600   35000   44400     51300   39500   45500
   7      ---     ---     ---     40800   27400   33700     53800   37100   46000     50800   35700   43400
   8      ---     ---     ---     41800   26800   33500     54400   38900   46400     51100   35600   43400
   9      ---     ---     ---     42700   28300   34600     53700   36300   45200     50200   36700   42900
  10      ---     ---     ---     42800   26700   34400     52200   35700   44800     49700   32100   40300
 
  11      ---     ---     ---     41900   28100   35300     52400   34200   42800     48600   31600   40400
  12      ---     ---     ---     41800   26100   35500     50200   30700   40900     45700   31400   40100
  13      ---     ---     ---     42100   29000   35600     48700   30700   40200     45900   32100   39800
  14      ---     ---     ---     41500   30100   35000     49000   26900   38800     45300   31400   39100
  15    42900   33300   38500     41600   29800   35800     44900   29500   38300     47600   31500   38500
 
  16    41900   32600   38100     41700   31100   36100     46600   29700   37300     49000   30700   38700
  17    42300   32700   38000     42600   29400   35900     49200   31100   39700     47600   31600   39000
  18    44200   31900   38000     42800   29000   36100     49500   26300   39000     45600   32000   39300
  19    45600   32000   38400     43700   29000   36500     50200   27400   40000     49000   30000   41600
  20    45400   32100   38600     42300   29200   36500     50000   31600   41300     49700   33600   43300
 
  21    46600   31400   38300     42200   27400   35600     48100   32100   39900     49200   36000   43400
  22    47000   31300   39200     42300   28700   35000     49500   30900   40700     48200   36300   42700
  23    49200   31700   40200     41900   28000   34800     49000   32100   41300     46300   36300   40900
  24    49200   31900   39800     41200   24800   32800     48800   32800   41300     45400   30600   38300
  25    48600   30900   39400     41200   27900   34000     47500   35400   42200     44700   32000   38900
 
  26    47600   31600   40200     38900   26900   33300     47200   36300   42000     46500   36600   41300
  27    47000   30100   39200     38200   27700   32500     46600   37000   42800     45700   36500   41300
  28    45000   25900   37400     36200   27900   31900     48200   40000   44100     43500   36100   40400
  29    42300   31300   37100     31300   27900   29400     47600   40300   44800     45700   38500   42000
  30    41900   28000   36700     30900   27800   29600     48100   41200   45200     46900   37900   43500
  31      ---     ---     ---     36200   28700   32000     49600   41700   45600       ---     ---     ---
 
 MONTH    ---     ---     ---     43700   24800   34600     54400   26300   41800     53300   30000   41600
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    46300   35100   40100     47500   34700   41000     49000   37900   41900     50100   32300   40600
   2    47500   35800   41300     47700   34000   41200     47000   37000   40700     49800   30100   39400
   3    48400   35100   40700     49600   34100   41700     43700   35400   38000     44500   26800   36200
   4    48200   33700   39800     49600   33200   41100     37900   34900   36100     43100   27300   34500
   5    47400   31900   39200     49600   31600   40300     37100   34400   35500     47700   26800   36100
 
   6    47900   30700   39100     49200   31400   40100     34700   32300   33300     48200   34000   41100
   7    48800   30500   38700     49200   31300   40000     32700   31200   32100     45600   29800   36300
   8    40900   23700   32300     48000   33200   40200     46900   29700   34700     44600   33700   38700
   9    47400   29600   37600     45200   31900   38600     50100   34700   42200     45400   34200   40600
  10    47300   29700   38500     42200   32500   37000     47700   35400   41500     46400   33700   41500
 
  11    46700   32500   40400     48600   34400   40900     48400   35900   41800     47700   38100   42800
  12    45700   33300   41000     48000   34100   41100     50700   37500   44400     47300   36300   41700
  13    44700   28100   37900     45200   34700   39700     51200   38600   45200     46400   35000   40900
  14    42900   26100   34400     45500   35100   40000     49800   38500   44400     46000   34600   39700
  15    47600   27300   38300     46700   35100   40300     49700   38600   43900     45500   33500   38200
 
  16    46000   31100   39800     47000   35400   41000     51000   38100   44100     43800   30600   37000
  17    46900   30700   38800     46900   34700   41400     49400   38500   43500     48300   29300   37700
  18    45900   29000   38600     47200   34600   41300     48000   37400   42400     48500   28300   38000
  19    47200   30300   38300     46700   36600   41400     50400   37000   42900     48500   30100   38300
  20    45600   27600   36600     48200   36900   42600     51100   36800   43000     46000   27500   34200
 
  21    48600   30100   39300     48400   37500   42100     52000   37500   43700     42100   26000   33200
  22    47000   35300   40600     46100   35700   40100     51000   37300   43900     42700   28400   34500
  23    45600   34400   39600     47500   34900   41100     49600   36600   42900     45100   31300   37400
  24    47600   36300   41800     47400   36500   42200     47800   35400   42000     44900   32400   38100
  25    47500   38900   42900     47000   36700   41500     47600   33900   40200     45700   31700   38300
 
  26    47000   38400   42900     46100   35500   41300     48000   35300   41100     41600   29200   35600
  27    48300   39300   44500     46900   36100   42100     50700   35100   42200     44900   30100   36700
  28    47800   40300   44500     47300   36700   40900     50900   34100   41800     44900   30100   36500
  29    47900   37800   43400     48400   37400   42500     50100   33600   41500     46200   28600   38000
  30    45600   36600   42100     51100   37800   44100     51900   31200   42900     46100   30500   38100
  31    46900   35900   41400       ---     ---     ---     51000   32500   42100     46300   29800   38100
 
 MONTH  48800   23700   39800     51100   31300   41000     52000   29700   41200     50100   26000   38000
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    45900   31000   37700     45100   30600   38000     48200   33800   41000     51500   35300   41600
   2    44800   30500   37000     46100   30700   38500     47400   33800   40200       ---     ---     ---
   3    45600   29900   37900     44400   29500   37800     47400   35000   39600       ---     ---     ---
   4    45600   28600   35200     44100   30900   37000     44700   33000   37300     50100   37800   42500
   5    43500   32000   36300     42400   30800   36200     45200   32400   38700     48700   36900   42100
 
   6    45300   34400   40000     39900   29000   33000     46600   36500   41200     48900   37300   42400
   7    44500   36900   41400     34300   29200   31000     47300   34500   40800     48300   37300   41800
   8    45900   37700   41900     37800   29300   31700     44700   36800   40500     47800   37900   41800
   9    45400   38500   42200     44200   28400   35300     45700   37400   41300     47000   37800   41900
  10    46100   38500   42200     48500   38200   43900     45300   36100   40400     45700   36800   40900
 
  11    46100   36900   41100     47200   36300   43000     46800   35400   40500     47500   34800   40700
  12    46700   36400   40400     44100   34800   40500     45900   33600   39800     49400   33500   41100
  13    46500   35800   40900     43600   33300   38500     44000   32900   37900     51300   35100   43200
  14    47700   35500   41100     44000   34500   39100     49600   32800   41600     52300   35800   43200
  15    48300   34900   41000     45000   34800   39500     50100   33800   41500     51900   34200   43500
 
  16    45100   32900   38800     43500   34900   39100     49400   34000   41600     52300   35900   43900
  17    46400   28300   37700     44500   33700   38600     49700   34300   41300     51300   35500   43100
  18    46400   30600   38000     47200   32800   38900     51000   34800   41700     51300   33000   41100
  19    45200   29700   37200     47200   33100   39900     51100   34600   41600     50700   33100   40200
  20    45200   29800   37400     46700   32500   38600     50300   32400   39800     49900   32800   42400
 
  21    43600   30300   35900     45200   27200   35500     48500   31000   38900     50800   36700   43200
  22    44000   31000   37100     44300   29100   35400     47000   32000   39600     48700   35700   42600
  23    44400   32700   37500     43700   29900   36000     50200   34200   42100     48900   36000   42600
  24    44500   30500   36700     48000   29900   39800     50600   34000   41800     48700   37100   42900
  25    48300   30200   38500     47000   30700   39300     49700   34000   42400     48700   38000   42700
 
  26    47600   30800   38600     48400   27800   39400     50300   35500   43300     48500   36700   42100
  27    46600   30800   38700     46900   33000   39400     51300   35700   43100     49500   35100   41600
  28    47700   30300   39300     48200   28800   38900     51300   35900   43300     50000   36200   42000
  29      ---     ---     ---     50100   29100   40500     51400   34700   42600     47800   36400   41200
  30      ---     ---     ---     48900   29300   39500     49700   36600   42500     44600   35000   39600
  31      ---     ---     ---     48500   30800   40900       ---     ---     ---     49900   33900   40500
 
 MONTH  48300   28300   38800     50100   27200   38200     51400   31000   40900       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                  WORKING                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    49700   36100   40800     45100   33800   39400     43100   32900   38000     40200   24100   30900
   2    47400   33300   38500     44900   33600   38300     44600   33000   38100     42000   24900   32500
   3    47500   34200   41000     43200   33300   38400     43100   31600   36600     42300   27900   34100
   4    47500   36000   41000     42600   31600   36800     41300   30500   35500     42800   26800   34200
   5    47000   36800   41400     43500   31300   36700     42500   26900   34600     42500   26800   34400
 
   6    47200   34700   39600     44000   31400   37800     43400   26400   34700     41800   28000   35200
   7    47700   36600   41700     45300   32900   38700     45600   26900   36700     40600   27900   34600
   8    50000   36600   42100     46000   31800   38300     46100   31400   39500     40300   27000   33700
   9    52000   36800   42700     46900   30900   39000     46200   34200   41400     39800   26200   33100
  10    53100   32600   43400     47800   32100   39800     46200   34500   39700     40100   25900   32600
 
  11    52700   36500   44200     47600   31900   39600     45400   29700   39300     39600   25900   32500
  12    49900   34400   42900       ---     ---     ---     45600   30900   39000     40000   26700   32400
  13      ---     ---     ---       ---     ---     ---     45100   33300   38400     37600   26200   31200
  14      ---     ---     ---       ---     ---     ---     45400   32600   38100     35400   25700   30300
  15      ---     ---     ---     46300   30500   37200     45600   31600   38500     39400   26800   32600
 
  16      ---     ---     ---     44300   29000   35900       ---     ---     ---     41500   28100   35000
  17      ---     ---     ---     42000   28300   35100       ---     ---     ---     39300   29000   35000
  18      ---     ---     ---     40700   28700   34700     44800   35400   39900     41400   25800   34700
  19      ---     ---     ---     40700   27600   35300     45000   32900   39800     35900   28100   32300
  20      ---     ---     ---     41300   31800   36200     45300   34500   40600     35900   26200   31600
 
  21    44400   33300   39200     40000   32000   35800     46000   31900   38400     41400   26400   35100
  22    43600   33100   38900     41300   31000   35700     46800   34500   40700     41100   32500   36800
  23    45100   33000   39200     41900   32100   36100     45500   33400   39500     42800   32100   36800
  24    45200   33900   39200     41800   32200   36100     45100   34100   40400     44300   32500   38100
  25    44100   34800   39100     43200   32000   36800     44600   32800   39300     44000   34000   38600
 
  26    46200   34500   39700     43400   33300   37000     43000   33000   37600     44200   28500   36400
  27    47000   35000   40400     43400   31200   37100     41800   30500   35700     43200   29000   34900
  28    45900   35300   40500     41900   32300   37000     44500   25400   33200     43200   26400   34700
  29    47100   35400   40600     42400   32000   36600     44500   26300   34100     42700   28800   34900
  30    45500   34700   40100     42200   31100   36700     44200   26300   33900     41900   28400   34300
  31      ---     ---     ---     42400   32400   37600     39500   24000   31500       ---     ---     ---
 
 MONTH    ---     ---     ---       ---     ---     ---       ---     ---     ---     44300   24100   34100
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    41300   29200   35000     45500   32400   39200     45500   33500   39500     44300   35400   39800
   2    40900   28600   34000     44900   33500   38800     43500   32900   39100     44900   36000   40200
   3    41300   28200   34200     44600   32700   38600     45900   32900   39600     42000   34500   37800
   4    39900   27600   33700     45300   31700   38800     45500   33800   39600     40500   33600   36800
   5    39300   25800   32300     48000   31600   40400     47800   34800   40900     41500   32900   36600
 
   6    40400   24100   31400     47800   34100   40200     46800   35500   41000     41300   31500   36300
   7    40700   24200   31900     48300   34600   39800     45900   35000   40500     42300   33300   36900
   8    41900   25300   33900     45100   31600   38600     47600   35800   41600     38600   31100   34700
   9    43700   27400   35900     46400   32600   38800     45600   34500   40500     40600   29800   35400
  10    43800   28500   36500     44800   34300   38600     43800   34300   38900     43700   31800   37600
 
  11    42900   30100   35300     43300   32800   37300     43000   34000   38000     44900   36300   40700
  12    42300   31100   35900     40300   31000   36100     42900   33600   38000     45200   35000   40000
  13    39600   30100   34400     42600   33300   38200     42900   34900   38800     44100   36500   40500
  14    36900   28200   32600     43300   35100   39500     42000   33900   38300     44700   36100   40400
  15    42200   26700   33900     44300   32900   38700     41500   34300   37900     45300   35200   40300
 
  16    41600   26700   35900     43400   32500   38600     41900   33900   38400     46900   36200   40900
  17    41900   28300   35000     43900   35800   39300     46500   35200   40600     48400   36000   41200
  18    41700   25900   37200     44400   35500   39700     47500   35800   41200     48400   35900   41600
  19    41000   27100   35100     45500   34100   39700     47300   35300   40800     49300   35000   41100
  20    41400   29800   35700     46600   34100   41300     45900   34700   40000     48600   31900   40800
 
  21    39400   29800   34600     49000   37500   42900     48500   34900   41700     49900   34400   41900
  22    40700   29200   34500     49500   37100   43300     49000   34900   41600     49700   34300   41900
  23    42500   29300   34600     49800   37300   43300     49000   34400   41300     49200   35400   41800
  24    40400   29000   34300     49100   36600   42300     48800   33000   40200     49100   35500   41200
  25    42200   27500   34100     49100   34100   40700     48000   33000   39900     45500   32500   39300
 
  26    40700   26900   34200     48100   34700   40400     47600   33200   40000     45100   34300   40000
  27    43000   27400   36200     46500   32800   39400     46300   34300   40000     43200   32300   37400
  28    43800   28700   36800     45200   33300   38600     45400   34000   40000     42300   32300   37600
  29    44000   32000   37600     44000   33500   38600     44200   32300   39400     44900   36000   41400
  30    46000   33100   39900     45900   34300   39700     43700   32300   39100     45100   37700   41600
  31    45900   32700   38900       ---     ---     ---     45000   35300   39700     45100   37200   40600
 
 MONTH  46000   24100   35000     49800   31000   39600     49000   32300   39900     49900   29800   39500
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    46400   36500   41000     47700   35400   42700     44300   35800   40300     49900   36900   42500
   2    45600   36600   41100     48800   39100   42900     46700   36400   40700     49700   35700   42600
   3    45600   35400   40700     46600   38600   42000     46500   35800   40900     50200   35100   42000
   4    44500   34800   39600     48300   37900   42300     45700   34700   39900     49100   29900   39200
   5    44500   32300   38600     47800   38600   42600     47500   33000   39200     48000   28200   37500
 
   6    44300   31500   37600     47200   36600   41600     49700   33700   40900     49700   29200   37600
   7    43700   32200   38000     46700   35600   40800     49700   34800   41900     51200   31900   41200
   8    44000   33000   37900     46100   31300   38400     49500   35000   41600     51800   35000   42000
   9    42300   32100   37000     46600   32800   38500     48500   35400   41000     50700   34100   41600
  10    44200   35500   39800     47100   33300   38700     47500   35900   41300     48400   33700   41100
 
  11    43700   34600   39100     47100   36300   40300     47200   34500   40500     47900   34000   41100
  12    45000   35400   39100     49800   38100   42600     45100   33000   38700     50400   33600   42700
  13    45000   34900   39600     47300   37500   41900     43700   32200   38300     51400   35900   43900
  14    46100   34800   39200     46100   36800   41100     46300   32100   39100     48400   35500   41600
  15    48700   36300   41300     46400   35500   40800     47500   33500   40500     48100   33300   40200
 
  16    49400   34800   41500     47500   35500   41000     47100   32400   39100     47400   33900   39800
  17    50300   35000   42200     49000   36000   41700     48300   32800   40200     46100   34100   39300
  18    51400   35200   42500     49900   35300   41800     48800   34200   40500     45700   31700   38400
  19    51500   35500   43600     50100   34400   41300     48700   32600   40300     45800   33000   38100
  20    50200   36600   42800     47100   29400   37300     47100   33200   39600     44400   32800   37600
 
  21    50000   35100   42000     47300   30100   37100     47000   33400   39100     44100   31600   37400
  22    49100   34900   41500     47200   32600   38800     47800   33700   40000     44000   31500   37300
  23    47700   34900   40500     46200   33600   39200     47000   32500   40700     44700   33400   38800
  24    46700   32200   37900     45300   32900   38300     47200   33700   42900     45100   33800   38700
  25    44800   33600   38500       ---     ---     ---     48300   40000   44500     43100   34500   38400
 
  26    45200   33500   38900       ---     ---     ---     47500   36500   43400     43600   35200   39600
  27    44900   32100   39000     44700   30000   36500     47600   39100   43700     42700   34200   38600
  28    45400   34200   39700     47400   30400   39300     47700   38800   44100     44200   35000   38800
  29    45900   33400   40500     45500   33700   39900     47400   39300   43300     45000   35700   39800
  30      ---     ---     ---     45100   33700   39600     47000   37500   41800     48100   35600   41000
  31      ---     ---     ---     46300   36300   40400       ---     ---     ---     48500   36500   41900
 
 MONTH  51500   31500   40000       ---     ---     ---     49700   32100   40900     51800   28200   40000
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    48500   33000   40900     49200   36500   42300     50400   34000   41700     49300   35800   42200
   2    48600   35100   41100     49200   36600   42700     49500   34400   41300     48700   35800   41300
   3    51200   36100   42300     50300   37100   43500     48300   33600   40000     46100   32700   38600
   4    51000   37600   43700     50300   36600   43600     47500   33100   39600     44500   31700   38200
   5    51000   36800   43300     50200   36600   42500     47500   34600   39300     44100   32100   37700
 
   6    50300   36200   42400     47800   36400   41800     45700   34700   39500     41100   31900   36600
   7    50000   34900   41100     47400   36400   41700     46300   34600   40600     43600   31900   37100
   8    47400   33100   40200     46800   35800   41100     46500   36000   40900     44400   31400   37300
   9    46400   34200   39600     45900   35000   40100     45800   34400   39900     43800   32100   37400
  10    47500   31700   39100     46800   35200   40400     45700   34700   39700     43400   29400   36800
 
  11    47700   32700   39400     48800   35300   42000     48000   34400   39900     43400   29400   35700
  12    48400   33000   39200     48300   36100   42100     46000   33200   39800     43400   29500   35800
  13    46800   33700   39000     46300   34600   39500     46500   31800   37200     43600   28800   35200
  14    47400   33100   39200     46500   35600   39800     47000   31600   39100     46500   28600   36300
  15    47100   33600   39100     46500   35200   39700     45700   32900   39700     44900   28800   36100
 
  16    46000   34200   39700     45400   33800   39500     44900   31700   39100     44400   28700   35400
  17    45200   34300   39300       ---     ---     ---       ---     ---     ---     45200   28600   34700
  18    47600   33000   39900       ---     ---     ---       ---     ---     ---     46700   30400   37600
  19    47100   36200   39800       ---     ---     ---       ---     ---     ---     47900   32800   39700
  20    44500   34400   38000       ---     ---     ---       ---     ---     ---     47400   31700   39000
 
  21    42400   33500   37700       ---     ---     ---       ---     ---     ---     45700   31500   38200
  22    42600   33500   37600       ---     ---     ---     47000   34900   40700     45300   30300   38000
  23    44200   32000   38700       ---     ---     ---     46300   34400   39900     47000   34500   39400
  24    44700   33600   38900       ---     ---     ---     47700   34600   40200     49000   34800   41100
  25    44400   32900   38600       ---     ---     ---     48100   32900   40200     49100   34300   40500
 
  26    49000   35500   41000     46500   33100   38900     49700   33400   41100     49600   30400   40300
  27    49400   34800   42400     48100   34100   40200     49200   35400   42000     41200   28500   35900
  28    51200   34800   42900     49900   34100   41200     48800   34100   41800     41900   28200   35000
  29    51300   34800   43600     49600   35400   41900     50800   33600   42300     40300   27400   34500
  30    51700   34700   43900     50700   33700   41800     50500   35300   43300     45300   28300   35000
  31      ---     ---     ---     50900   32700   40800     49900   35900   42400       ---     ---     ---
 
 MONTH  51700   31700   40400       ---     ---     ---       ---     ---     ---     49600   27400   37600
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    43500   29800   37300       ---     ---     ---       ---     ---     ---     45900   35400   40100
   2    44400   29800   35800       ---     ---     ---       ---     ---     ---     45400   34600   40400
   3    45000   33400   39800       ---     ---     ---       ---     ---     ---     43800   33300   38400
   4    46300   34800   40100       ---     ---     ---       ---     ---     ---     41600   34000   37500
   5    43600   35300   39300       ---     ---     ---       ---     ---     ---     44700   34000   38000
 
   6    43600   35500   39100     37100   31500   34200       ---     ---     ---     43400   35300   38500
   7    43300   35500   39700     37800   31800   34600       ---     ---     ---     45800   35700   39900
   8    42800   32800   37700     38400   32700   35300       ---     ---     ---     46300   36200   41000
   9    39500   30700   35300     38100   31900   35000       ---     ---     ---     47500   37100   41800
  10    43000   29200   35100     39500   32700   35900       ---     ---     ---     45200   33400   39200
 
  11    43900   29000   36300     40500   32900   36400     50300   38200   43800     45700   32100   37700
  12    45200   29100   37300     40900   33200   36700     50400   37500   43400     45500   33300   37800
  13    46200   29200   38000     41700   33700   37000     50200   36600   43000     44800   33500   38200
  14    45200   31400   37500     42000   34200   37700     50100   36700   42600     43500   33900   37600
  15    44400   29200   36000     42900   35100   38600     49700   36800   42700     43000   34100   38000
 
  16    45700   30100   36300     44100   35900   39800     50000   37700   43300     43600   33000   37900
  17    43700   29800   35700     43300   37600   40200     49100   36900   43000     40800   33200   36800
  18    41300   30400   35200     40300   37600   38800     47000   36100   41100     41200   32500   36400
  19    42700   29700   34700     42700   38000   39600     46400   32600   39900     41600   32500   37500
  20    41900   30900   35800     43500   38100   40400     43400   33200   37600     40500   35000   37100
 
  21    41900   31200   36300     45100   38700   41000     47300   30100   39000     44000   34800   38100
  22    44500   32100   37700     47600   38000   41900     47400   30100   39100     46800   35800   40000
  23    44100   32100   37800     49200   36700   41700     44800   32100   38300     45300   34800   39500
  24    44600   30900   37300     47400   35900   39700     46500   31600   39500     47000   34800   40000
  25    44900   30200   35800     42000   36000   38500     46500   34400   40000     45900   36300   40800
 
  26    46300   30300   38000     38800   34600   36000     48000   36200   41000     46500   36600   40300
  27    43900   30600   36900     40700   34900   38100     46400   36100   40300     48200   37300   41400
  28    39600   32000   35500       ---     ---     ---     45300   34300   39500     46100   36500   40800
  29    37100   31100   34200       ---     ---     ---     44800   34700   39600     46100   37100   41000
  30    37000   32200   34400       ---     ---     ---     43400   35300   39700     48600   37100   41700
  31    36100   28800   32700       ---     ---     ---     43300   35600   39400     44800   36600   40300
 
 MONTH  46300   28800   36700       ---     ---     ---       ---     ---     ---     48600   32100   39200
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    43200   34500   38700     43300   31600   37000     42200   33100   37200     44600   30800   37200
   2    43800   36100   39300     44200   32300   37800     46800   36100   41400     44000   29300   36100
   3    46300   37000   40900     43600   34800   38700     46900   36000   40800     44800   30500   37300
   4    47700   37000   41900     44600   34200   38600     48300   36600   41600     46400   28800   35400
   5    48700   36900   41800     48500   36400   41800     47700   33500   40300     48000   29400   37500
 
   6    46500   35500   41000     48500   36100   41600     48400   34100   40300     46600   29800   37600
   7    46400   35800   40800     50400   35700   42700     49800   34800   41500     46100   26500   35800
   8    46800   35100   40300     49600   35300   42200     47100   31900   39600     44900   29500   36100
   9    46800   33000   39400     49100   34500   41200     47500   32000   39500     44000   29600   34900
  10    46400   33800   39300     50600   37400   43800     46500   33600   40000     41700   29000   34100
 
  11    46200   34300   39100     49600   36900   42600     46500   32300   39000     41500   31000   35200
  12    44800   34000   38200     51000   38300   42800     45900   32100   37300     42100   32700   36400
  13    44400   32200   38400     51000   37600   42600     42500   30900   35900     42700   32300   36700
  14    46100   32200   38200     49600   35800   40700     44800   30800   37300     40200   31700   35700
  15    42800   30200   36300     44100   31600   37600     46900   33900   40500     40100   31600   35400
 
  16    42500   30700   36900     44900   33000   38900     45900   34600   39800     45000   31900   37900
  17    42000   32400   36500     45400   32300   40100     42800   33900   38100     43300   32800   38100
  18    42300   32200   36400     46100   34300   39900     44300   34600   39200     43600   32900   37800
  19    42000   32700   36100     43200   34800   38600     44400   36300   39600     45700   34600   38700
  20    42100   32900   36200     43600   32900   37600     47700   35800   41000     46100   34500   39800
 
  21    41600   32200   35900     39500   31500   35300     48100   36900   42300     51200   35100   41100
  22    39400   30600   34100     39000   31700   34800     48400   37900   42000     50500   36800   43000
  23    42700   28400   34600     41000   29700   34700     48900   37400   41700     51200   37200   43300
  24    45100   31500   37000     43800   31300   36600     49400   37900   42300     50600   36300   42900
  25    45700   34100   38600     41500   31500   36300     48500   36100   42000     50000   35800   41500
 
  26    45700   35500   39300     41100   29600   33400     48100   36300   41500     45900   32200   37000
  27    43900   33700   37500     46800   33100   38200     46500   38700   41700     40900   32000   35800
  28    42500   31800   36500     46400   33900   38900     45300   36400   40300     41900   34800   37800
  29      ---     ---     ---     45200   32600   37400     41500   32500   37200     43700   34200   38800
  30      ---     ---     ---     43100   32200   37000     46700   32500   38500     44200   35300   39500
  31      ---     ---     ---     45100   33100   38000       ---     ---     ---     45700   34500   39400
 
 MONTH  48700   28400   38200     51000   29600   38900     49800   30800   40000     51200   26500   37900
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    43900   34200   39000     46900   31800   38200     47100   33300   38900     46500   33000   38400
   2    48000   33500   39900     48900   31400   38500     46900   33200   39700     46200   33300   39100
   3    48900   35000   41200     47000   31300   38100     45100   32700   38000     45400   34300   39000
   4    48200   35900   41600     45200   29800   36100     43900   32900   37700     44800   33400   38900
   5    52600   36400   43100     43900   27800   33700     45700   30800   37300     45200   36300   39800
 
   6    50100   34900   43300     43600   27300   34100     45900   33200   37900     44700   34900   39400
   7    49200   33800   40400     43400   29400   34800     45600   33900   38600     43300   33100   38300
   8    46500   31700   38400     43700   30800   36000     45500   32800   38300     44500   35700   39100
   9    45900   32600   37800     44900   31900   36600     46100   34800   39100     45100   35100   39300
  10    46000   32500   37700     43700   32500   37400     43900   34000   39100     46000   35000   39400
 
  11    45200   32000   37300     44200   31700   38100     43800   34000   38400     46100   36200   40200
  12    43400   31900   37500     45100   33500   39700     42600   34000   38200     45600   35500   40100
  13    43200   32500   37500     45700   34300   39900     42400   34100   37700     48600   33700   40700
  14    43200   31500   37400     46000   35400   40100     44700   33600   37200     46500   34100   39800
  15    46600   31500   39700     45100   34100   38700     45900   33200   38100     47900   34300   40700
 
  16    47200   37300   42100     45500   33100   38000     47500   32300   38800     47100   35400   40900
  17    46600   36600   41300     47100   31900   38500     48000   32600   39100     48600   35400   41900
  18    45900   36800   40400     48000   32300   39500     50400   32700   40300     49500   35900   42400
  19    48800   34000   40100     48400   34000   40400     49700   32700   41000     49500   35200   41500
  20    48300   33100   40200     50700   33700   40900     49900   35000   41800     48500   34000   40300
 
  21    47900   33000   40100     51000   34800   42100     47500   32200   39000     45300   34800   39600
  22    45000   32600   38300     50800   34700   41800     44700   31500   37500     47600   32500   40600
  23    44900   30400   37000     50800   34200   41200     44900   30700   37800     44500   35000   39900
  24    44800   29200   35400     50200   33700   40400     44800   33700   37900     43000   34200   38200
  25    40800   26400   30500     47700   32200   39300     44700   34200   38400     43700   34600   38300
 
  26    42000   26000   32500     47300   33400   40000     43200   31600   37900     42600   32900   37800
  27    46000   28800   36300     47000   34300   40100     42900   34500   38200     43200   33000   37200
  28    46700   31300   39300     45100   32700   38200     43400   34500   38600     41100   31700   35700
  29    46800   28500   38100     44800   30000   36500     44400   33800   38600     40600   30100   34300
  30    47200   30500   38400     47900   30600   37700     44400   34000   38700     38500   30600   34300
  31      ---     ---     ---     46500   34300   39600     44100   34800   38700       ---     ---     ---
 
 MONTH  52600   26000   38700     51000   27300   38500     50400   30700   38600     49500   30100   39200
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    39900   30200   34400     43500   32700   37400       ---     ---     ---     45800   28900   35800
   2    41700   31100   35500     42200   31000   35800     47400   35700   40200     44200   28900   35500
   3    42200   32400   36400     42800   29700   35400     46200   34700   39500     43300   28700   34400
   4    41400   31800   36100     42900   29200   34900     45400   34200   38700     43800   29600   35200
   5    40300   31000   35300     40900   30400   35300     41200   32400   35900     43400   28700   36200
 
   6    40200   31800   35500     45500   28100   37100       ---     ---     ---     44700   31200   36700
   7    39900   30200   34900     44300   33400   38200       ---     ---     ---     44600   29400   36300
   8    40600   31700   35500     44100   29900   38100       ---     ---     ---     45000   28600   35000
   9    40000   29800   35000     45400   35500   40100     45700   34300   39100     42400   27100   32900
  10    39700   30600   34800     45900   35900   40200     48000   34800   40200     44700   25500   34100
 
  11    40400   31100   35300     46800   34600   40200     48600   34800   41200     46900   28000   36300
  12    43100   31300   36500     47000   34200   40300     50500   35000   42000     46600   29200   37500
  13    42400   31900   37000     49400   33900   40600     50200   34700   41800     47000   29700   37200
  14    42300   31300   36300     48900   33200   40100     50300   35400   42500     46200   30000   36400
  15    42000   31200   36300     47300   31700   38700     49700   36300   42800     45100   31500   37000
 
  16    45100   31000   37800     47100   31300   38700     49000   35000   40800     42600   31100   35300
  17    46400   32300   39100     49700   32500   39500     44200   34000   38200     39500   28600   33200
  18    46000   32900   37300     45100   31400   37100     43100   33500   37400     42100   27900   34700
  19    37500   33000   34900       ---     ---     ---     41500   32200   36100     42300   30300   35500
  20    48300   34200   38400       ---     ---     ---     39800   30400   34900     43300   30000   36600
 
  21    46300   34800   38400       ---     ---     ---     40400   30700   35400     41200   29800   35900
  22    40500   33800   36100       ---     ---     ---     48300   32600   37600     40900   30200   35400
  23    37200   34100   35700       ---     ---     ---     47700   35100   41000     41000   27600   33400
  24    36000   32300   34300       ---     ---     ---     47600   33900   40600     38200   25200   31200
  25    35500   32600   34200       ---     ---     ---     47400   34800   39700     38500   25200   31300
 
  26    37200   33800   35300       ---     ---     ---     46200   34200   39300     42000   27300   33500
  27    37000   32900   34900       ---     ---     ---     48700   34000   39500     46400   28800   36000
  28    36800   31700   33900       ---     ---     ---     46900   31600   39600     37100   23700   30800
  29    37700   32700   34900       ---     ---     ---     52100   33400   41100     43200   22900   32200
  30    39000   32700   35300       ---     ---     ---     42800   30900   36000     44000   24900   33500
  31    42600   33200   36600       ---     ---     ---     43200   28700   35100     45500   25200   33900
 
 MONTH  48300   29800   35900       ---     ---     ---       ---     ---     ---     47000   22900   34800
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    43300   24900   32600     44100   27100   34800     41200   25900   32200     38000   31400   33800
   2    42200   25400   32200     42700   26200   33800     41200   23100   31100     33000   29800   31400
   3    42900   27800   33200     39300   24700   30200     38500   26000   30700     34700   29800   31600
   4    40700   24800   31700     41000   22200   30900     40600   24500   31000     38700   30600   33000
   5    33400   21100   27100     39600   23000   29700     39100   24200   32000     37400   28300   32300
 
   6    38500   22600   30000     37900   23800   29800     39700   28500   32500     40400   29500   34000
   7    42600   23500   32500     39800   26000   32100     38000   28000   31800     40800   26800   33600
   8    43800   25500   33900     38900   26100   31100     38400   28100   32000     41700   28100   33100
   9    42300   26800   33300     37800   26400   30900     37000   25200   29900     42400   29300   33700
  10    39500   26100   32400     37700   24300   28500     38000   25300   31100     43100   27600   34400
 
  11    38100   25400   31500     39000   21300   30200     42500   26600   33700     45400   29900   36800
  12    34300   24400   28900     40500   24300   30500     41500   28400   33900     44400   30900   35600
  13    42900   24300   30300     38800   24600   30900     41600   28800   33900     44700   31100   36400
  14    40700   25500   30800     37000   25900   30700     39000   28700   33300     45000   32500   37300
  15    42400   25500   32500     40300   24600   31000     38300   27400   31800     43900   32400   37200
 
  16    37900   25600   31000     42500   26000   31700     38300   27400   31500     43900   28300   35700
  17    35400   21900   26900     39700   27800   32200     38800   26200   30700     41500   26900   33700
  18    28500   17400   22100     39700   27700   32100     39500   26300   31400     40000   24500   32600
  19    33700   17800   25300     36700   24900   29300     41100   26300   34000     41400   29100   35000
  20    40600   19500   30700     35000   22600   27800     42000   29200   34600     40800   29200   34000
 
  21    43400   22800   35000     34600   21500   27200     45300   30900   37400     42200   28900   34500
  22    44900   26600   35500     40100   23500   31300     46200   34300   40000     45900   28800   36200
  23    47000   28100   36500     40900   29400   33800     47400   34700   40700     45700   29800   37300
  24    41000   30100   34700     40600   29400   34700     47500   33800   40800     47000   29500   37600
  25    44600   29500   36400     43300   29000   35500     45700   31400   38300     43400   28300   36500
 
  26    46900   29800   38200     44400   29100   36000     50000   31000   39400     42000   25300   32900
  27    47100   25800   37500     44500   28600   35800     50700   32400   40400     40600   23400   31000
  28    45400   28300   36600     43800   26800   34900     50900   33600   41700     41800   22400   30800
  29      ---     ---     ---     42600   25900   33600     50400   32900   41100     42400   24400   31300
  30      ---     ---     ---     43800   25000   33100     48900   32800   37700     42400   23100   31700
  31      ---     ---     ---     43800   25800   32800       ---     ---     ---     41100   22900   31800
 
 MONTH  47100   17400   32100     44500   21300   31800     50900   23100   34700     47000   22400   34100
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    40700   24800   31300     44400   31300   37100     45200   32200   39000     46300   33500   39900
   2    42400   29300   34600     45500   33500   39100     46400   34600   40900     45600   34000   39800
   3    43800   31000   36600     46300   33100   39900     45300   37100   40500     47200   33700   39800
   4    43400   32300   37300     44800   34500   39900     45200   36600   41000     46300   30600   38000
   5    44300   33300   37800     44700   35800   39500     47900   37600   42400     48700   33300   40500
 
   6    44400   33400   38400     47300   32900   40300     49700   38900   43300     47700   29600   38400
   7    45800   34300   39100     46900   35200   40700     49400   38800   43500     46900   29500   38000
   8    46600   35200   40000     46700   36400   41300     49100   39000   43400     41300   30200   34800
   9    46100   34900   40100     46400   33900   39400     49400   37500   42900     47800   31200   38100
  10    45400   33600   39500     47300   32600   39300     48500   37600   42300     46100   33600   38700
 
  11    46300   34000   39700     47300   33900   39700     48800   36600   42100     47700   33700   40000
  12    45900   33400   39000     48300   34200   40100     48800   36600   42000     46300   34300   39800
  13    45100   31400   37200     48100   36700   40600     47300   35900   41000     46100   33800   39400
  14    45700   32200   37700     48100   34800   39800     46600   36000   40600     45600   33500   38700
  15    46100   31700   37100     47900   35900   40600     47100   33900   40800     44900   32500   38400
 
  16    42400   30600   35800     45500   34100   39100     46000   35500   39900     44300   30600   37700
  17    43200   30300   35800     44800   32300   37700     46000   34900   39900     45000   32900   38900
  18    44800   30200   37200     45600   30000   37500     46100   32300   39000     45500   32100   38700
  19    46200   32000   38200     45800   31900   37900     47100   34700   39500     45900   31700   39400
  20    48900   31600   38800     45800   31800   37700     49100   34000   40700     46900   34300   39900
 
  21    48700   33200   40300     45900   32500   37700     49200   35200   41000     44400   33500   39000
  22    49500   33200   40300     46900   31500   37800     46900   33200   40300     40800   28700   35100
  23    50700   32200   40200     46900   31400   38000     46000   34100   39600     44000   28800   35200
  24    49100   32500   39900     46400   27100   36800     46000   33300   39300     44500   31100   36400
  25    49900   32500   39800     44500   31500   37300     46000   35100   39300     42600   29800   35100
 
  26    47700   33600   39600     43500   30900   36700     45300   34300   39200     40400   31400   35100
  27    47600   33300   38600     44100   32300   36700     42900   32700   36900     40800   30000   35300
  28    44700   32500   37700     42400   32300   35800     41700   31800   36700     42300   31700   35900
  29    44700   31800   37600     43100   31600   36100     43600   32700   37700     42900   28900   35700
  30    46100   32700   37600     42900   31200   36000     44500   31200   37200     41900   29200   36800
  31      ---     ---     ---     42900   30000   36600     44800   32500   38600       ---     ---     ---
 
 MONTH  50700   24800   38100     48300   27100   38500     49700   31200   40300     48700   28700   37900
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    43400   28000   36300     46900   35000   40300     49000   36400   41800     47900   33300   40300
   2    45700   29900   37300     48000   35900   41900     50300   35900   43000     48900   33500   41900
   3    46400   34300   39400     48500   36100   42200     50700   37300   43400     47900   33700   40400
   4    46300   29700   39300     49400   34400   41500     50600   36600   42600     45800   31300   37800
   5    47200   29500   39500     49700   33400   42600     50200   34900   42300     45300   30700   37700
 
   6    48300   33900   40600     50400   35900   42800     50200   35700   42000     46200   32000   38700
   7    48000   31800   40300     49100   33100   40400     49000   35900   41500     43900   32200   37700
   8    46600   27400   37200     47200   31600   39600     47000   35400   40300     44300   34100   38300
   9    41200   24500   33600     45100   33200   38600     45200   34400   39200     44300   33800   38900
  10    44400   26600   34900     44300   35200   38500     47400   35000   40600     46600   35300   39900
 
  11    44000   29300   35500     43000   32600   37600     46200   35200   40700     47800   37100   41100
  12    42300   30700   35700     43100   32900   37500     46000   35200   40500     45900   35400   40200
  13    42700   32700   36600     44100   33200   38600     46800   35200   40300     46000   35400   40600
  14    42300   29700   36100     44200   32900   38100     45100   36000   40500     46500   36300   40700
  15    41900   32200   37200     42600   34000   37900     48000   37100   41800     46800   36900   41000
 
  16    42500   30100   36800     45600   33600   39400     44500   36700   40300     48200   37100   42200
  17    43000   29700   36800     46400   36400   41100     44700   35900   39800     48900   38000   43000
  18    42500   32300   37100     47500   35000   41500     46400   34800   40300     49400   38100   42900
  19    41300   31500   36500     49200   36500   42300     47100   35000   41100     48200   36700   42100
  20    41500   28800   35600     47600   36700   41500     46600   36900   41300     48600   36200   41800
 
  21    42200   30200   35700     45200   35200   40000     46500   36900   41300     48300   36400   41800
  22    43200   32700   36500     47000   35500   40400     46300   37200   41000     47700   36600   41500
  23    46000   33100   39000     48000   37000   40900     48300   36800   41500     47400   36100   41000
  24    45700   28800   37800     46100   35500   40400     47300   37000   41500     46600   32100   39200
  25    44200   35700   39300     47100   37100   41300     46700   36600   40900     43800   31700   37500
 
  26    42600   34300   38300     45800   36700   41100       ---     ---     ---     44200   32300   38000
  27    43900   36200   39900     45900   35700   40600       ---     ---     ---     46700   32300   37900
  28    44900   30100   37000     45300   35700   40600     45700   34100   39800     46900   31600   37600
  29    43400   29100   36200     46200   34800   40600     46200   34100   40200     48000   30400   38400
  30    45000   33600   39700     47500   34800   41200     47100   34000   39600     51000   30000   41000
  31    46200   34200   39600       ---     ---     ---     47700   33900   40200     50600   33400   42100
 
 MONTH  48300   24500   37500     50400   31600   40400       ---     ---     ---     51000   30000   40100
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    47400   34500   41100     38900   27700   32500     44700   28600   35700     49300   37600   44000
   2    45500   32400   38500     43800   31700   36700     45400   28900   36200     47400   36500   42200
   3    44300   28900   35800     43200   31700   35600     44300   31200   37500     45900   32900   39200
   4    41600   29800   34200     38400   27700   31900     41900   29700   34900     44800   32400   37600
   5    44000   29400   35100     38400   26700   32500     44500   25600   33900     44700   31200   37000
 
   6    43700   31700   36400     37100   28100   31600     44800   30100   37700     44900   30500   36200
   7    42200   31800   36600     36000   25900   30500     45700   28500   36300     43300   28300   35400
   8    42900   32700   37900     35700   25900   30700     41500   29200   36600     42100   28100   35300
   9    45500   34100   40200     38000   26800   32300     44600   33200   38100     43900   30400   37000
  10    46300   33400   39800     41200   29000   35600     44500   32600   38800     46100   31800   38700
 
  11    46700   32800   40000     41900   27700   35600     48200   33900   40500     46200   34300   39300
  12    43900   35100   38800     40600   28600   34400     46200   34600   39000     48400   34300   40800
  13    43800   34600   38500     41200   32900   36500     49700   35200   42500     49700   33900   41500
  14    47000   32800   39600     40600   31300   36700     49700   36500   42300     51400   34300   42200
  15    46000   35000   39900     39300   30800   35800     49900   35100   42900     52000   35300   43700
 
  16    46900   34400   40000     41900   29400   34100     49900   33100   40100     52100   36300   44100
  17    46800   33800   39800     44800   28900   36800     50400   33600   40600     52500   36200   43900
  18    45300   33000   37600     44700   29200   36400     50100   33000   40200     52300   35600   43400
  19    41800   30900   34600     45800   32600   38300     49800   33900   40100     51500   34000   41800
  20    41800   33000   36600     46600   29000   37300     49200   31200   39400     49400   34600   40900
 
  21    41000   30400   34800     46600   27300   35600     47100   31100   38400     48000   34500   40100
  22    37800   30100   33800     43700   28000   34700     48700   31700   38800     46000   34300   39200
  23    36600   30800   33300     43700   29300   34300     47400   31400   38400     44700   34100   38400
  24    37700   30700   33700     42400   25600   33600     45800   34300   39700     45400   33100   37800
  25    37700   30300   33700     40400   28300   33800     50800   32300   42700     46600   33300   39000
 
  26    38500   29700   33700     39100   27000   34600     48700   37200   41600     46100   33600   39400
  27    36700   29900   32100     42100   27000   34500     49200   37600   43100     48300   33300   40100
  28    39600   29900   33500     43600   29300   35600     50500   38100   43500     47400   33100   40200
  29      ---     ---     ---     43200   28100   35600     51300   38700   44300     48100   32900   40200
  30      ---     ---     ---     43300   26100   34900     51200   37700   44600     48100   34100   39900
  31      ---     ---     ---     45200   26600   36200       ---     ---     ---     48900   31200   39500
 
 MONTH  47400   28900   36800     46600   25600   34700     51300   25600   39600     52500   28100   39900
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    47900   35300   40400     47900   33500   40600     49100   36400   40500       ---     ---     ---
   2    47400   36000   40200     47800   35900   40500     46300   38700   41800       ---     ---     ---
   3    45800   33700   38500     47400   35100   40000     49800   38500   43000       ---     ---     ---
   4    46400   34000   38500     47800   34400   39600       ---     ---     ---       ---     ---     ---
   5    46600   33500   39500     45200   33700   39300       ---     ---     ---     46600   35600   41000
 
   6    46900   33300   39200     45800   33700   39300     45700   33500   39400     49000   35500   39400
   7    45800   34700   39500     46200   32200   39100     46700   34400   40000     48200   34300   40100
   8    45200   34300   39200     45200   35200   39800     48600   34300   39100     48300   33800   40300
   9    44600   33100   38400     47600   30200   38800     43300   33400   38500     48600   32900   40400
  10    46000   32100   38500     46500   33200   39000       ---     ---     ---     47300   33400   39500
 
  11    52000   30300   38900     48700   32800   39300       ---     ---     ---       ---     ---     ---
  12    53000   36400   44300     49500   34800   41800       ---     ---     ---       ---     ---     ---
  13    53700   31600   42900     48900   34400   41400       ---     ---     ---     46600   30900   38700
  14    52900   36400   43300     47700   32700   39100       ---     ---     ---       ---     ---     ---
  15    51000   35500   42300     47700   32700   39600       ---     ---     ---       ---     ---     ---
 
  16    52200   31100   41000       ---     ---     ---       ---     ---     ---       ---     ---     ---
  17    52000   31100   41800       ---     ---     ---       ---     ---     ---     44300   31600   37100
  18    52000   34700   42800       ---     ---     ---     44900   34600   40700     43200   31900   37400
  19    52300   33200   43100     42200   30600   35700     45800   34000   38700     43800   34000   38100
  20    50100   34300   42100       ---     ---     ---     44800   32000   37500     44100   34600   38400
 
  21    48500   32700   41600       ---     ---     ---     44300   31700   37900     45700   34800   39300
  22    48200   32000   41200     46900   33100   38300     47200   32400   39200     44700   36700   40500
  23    49400   32000   41700       ---     ---     ---     47100   35000   40000     44500   36400   40600
  24    48500   37300   41800       ---     ---     ---     46600   35900   40700     47700   38100   42200
  25    47300   36200   42200     46000   34300   39900     46600   36500   40500     48400   39100   43900
 
  26    46600   36000   41200       ---     ---     ---     46900   35600   40400     48000   37900   42700
  27    47500   33200   40900       ---     ---     ---     45100   32000   38100     47900   37400   42500
  28    48600   34800   40600     46900   34800   40400     48500   32100   40000     47800   36800   42100
  29    48800   35000   41000       ---     ---     ---     48500   35300   41800       ---     ---     ---
  30    48300   35900   41100       ---     ---     ---     48500   35600   41000       ---     ---     ---
  31      ---     ---     ---       ---     ---     ---     48900   36500   42200       ---     ---     ---
 
 MONTH  53700   30300   40900       ---     ---     ---       ---     ---     ---       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    46300   31300   38600     37300   28900   33900     45000   35700   39900     44800   33500   37600
   2    44700   29400   37600     42900   30100   36300     45400   35700   40600     43500   32500   37900
   3    43700   31500   36800     39600   29100   34000     45500   35800   40200     44800   33900   39000
   4    42300   31200   36000     40700   29100   34500     45000   35300   39700     44500   35000   38700
   5    43700   31000   36600     40900   29700   34500     46100   35100   40500     44500   34100   38600
 
   6    44100   31700   37600     40900   29300   35800     43200   33400   38500     48200   34600   39800
   7    43500   31900   37600     41600   29300   35200       ---     ---     ---     44800   33500   38500
   8      ---     ---     ---     42800   30600   36600       ---     ---     ---     44800   34000   38500
   9      ---     ---     ---     43100   31600   38200     46100   33600   38700     45000   34300   38900
  10    42400   32400   37000     42200   32000   36100     45700   32900   38000     43300   33700   37700
 
  11    42900   31700   36300     41100   31900   36700     45400   32900   37700     41900   32500   36400
  12    42600   31900   36400     44500   31800   37100     46300   34300   38900     42500   32000   37000
  13      ---     ---     ---     44800   33700   39000     45000   33700   38200     41200   30600   34700
  14      ---     ---     ---     43100   35800   39000     42900   33600   37800     40500   30800   34300
  15    41200   30100   34500     45100   34600   39700     43900   33000   37700     40900   31800   35900
 
  16      ---     ---     ---     43600   35900   40400     42700   32600   37400     41200   31000   35700
  17      ---     ---     ---     43800   36000   39200     43700   33400   38000     42100   32800   37100
  18      ---     ---     ---     42800   35600   40100     44900   33900   39300     45700   33500   39100
  19      ---     ---     ---     43300   35100   39900     48900   33900   41500     46700   34400   40100
  20      ---     ---     ---     44200   34800   40000     48900   34200   40900     47600   35100   41000
 
  21    40600   28300   33300     46700   35400   42500     48800   32900   40700     48800   33900   41800
  22    41400   29200   35000     48200   35700   42600     49300   32800   40700     49700   35100   42300
  23    40900   28600   33900     48800   35700   42500     49500   32400   41000     50100   35900   42000
  24    43200   27900   34900     48000   36400   42700     48800   32300   40100     50100   35100   41900
  25    43200   27700   34800     47900   38200   42800     50000   30000   39900     47200   32900   39200
 
  26    43200   27300   34600     47900   35000   41100     48200   32300   38700     40200   30400   35100
  27    43300   27300   35300     47100   33300   39400     46800   30400   37800     41100   27700   34700
  28    45900   27400   36000     46800   33600   39000     44300   31000   37300     41700   26800   33700
  29    45500   28800   35400     45500   34100   39000     42200   29700   36600     40500   25800   34000
  30    44300   28800   35200     44700   33700   38900     42700   31700   36700     42400   25800   34700
  31    41500   29300   34700       ---     ---     ---     42000   32200   36400     40400   28900   34200
 
 MONTH    ---     ---     ---     48800   28900   38600       ---     ---     ---     50100   25800   37700
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    37900   28900   32600     42700   32300   37100     46400   35800   40100     45500   36000   40200
   2    37500   29100   32500     40600   33100   36800     45900   35500   40600     46300   35700   40400
   3      ---     ---     ---     44900   33900   39200     46700   36100   40700     50300   35500   41600
   4      ---     ---     ---     44400   34300   38600     46300   35400   40400     50800   36300   42700
   5      ---     ---     ---     45500   33500   38900     48000   34600   40500     50400   33200   40400
 
   6      ---     ---     ---     44900   32200   38400     47900   35200   40500     50200   33100   39900
   7      ---     ---     ---     45000   33000   38800     48500   34100   40100     49200   33300   39400
   8      ---     ---     ---     45000   32800   38200     48000   32700   39500     46300   35000   39900
   9      ---     ---     ---     45100   32300   37700     46500   31900   38000     48300   33000   39100
  10      ---     ---     ---     45800   32000   37600     46800   32100   38700     45200   32500   38200
 
  11      ---     ---     ---     45200   31700   38200     45800   32500   38100     46200   30900   38100
  12      ---     ---     ---     45900   31500   37700     45200   33300   38400     45100   31600   38500
  13      ---     ---     ---     45600   34600   38800     46400   32800   39400     45500   32300   38000
  14      ---     ---     ---     46900   34500   39800     48300   35000   41800     48700   32900   39800
  15      ---     ---     ---     47100   34800   40100     48200   36400   41800     48500   33500   41000
 
  16    46700   32500   38500     47700   34800   40800     47600   35500   41100     49700   35200   41600
  17    48000   31700   39700     47200   33300   39500     49000   35800   41700     48700   33900   40300
  18    50200   32500   40900     49800   31700   41600     48400   34600   41100     47900   33700   40200
  19    48400   32700   39500     50900   34100   42700     48900   35800   41900     47000   30000   38600
  20    48700   30100   39000     50100   37000   43800     48700   36500   42100     46800   29000   38000
 
  21    48100   30500   39000     47600   34800   41200     48700   37000   41400     46900   31300   38200
  22    46900   31400   38800     46700   32200   39200     45500   34000   39800     46500   31900   38100
  23    45800   32000   38100     46300   33000   38900     45500   35200   39900     46200   34200   39300
  24    43800   31400   37000     46500   32700   38000     44700   36600   40100     45900   36000   40100
  25    42400   31600   36100     43900   31100   36400     43800   34100   38700     45800   36700   40500
 
  26    41400   30600   35700     41800   30200   35600     43600   35100   39300     45600   34900   41200
  27    41600   32500   36500     44600   30800   38500     44900   35100   40000     45700   34700   40600
  28    42300   30300   37200     45000   31200   39200     44000   35300   39300     45400   34400   40400
  29    43000   32300   37200     45100   31100   39500     43800   35300   39400     49200   36400   42100
  30      ---     ---     ---     45400   33700   39800     44200   35500   39900     51500   36000   43500
  31      ---     ---     ---     44800   34200   39700       ---     ---     ---     52300   37000   44700
 
 MONTH    ---     ---     ---     50900   30200   39000     49000   31900   40100     52300   29000   40100
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    52100   38200   44700     51100   34600   42600     51400   33400   41300     50700   34500   42600
   2    51200   37000   44000     51500   35900   42900     50800   29700   40000     49200   34500   41400
   3    52100   34500   43500     51700   36700   43800     50800   28000   38900     46900   31600   38500
   4    51900   36700   44100     51700   37700   43900     48300   28600   39600     44200   29400   37600
   5    51800   34800   43500     51000   36300   42200       ---     ---     ---     45300   28500   35700
 
   6    51100   32100   41000     49500   32500   41400       ---     ---     ---     48600   31100   38500
   7    50500   33600   42200     49000   32300   41500       ---     ---     ---     47800   33900   40000
   8    50200   36600   42800     48300   35700   41400       ---     ---     ---     45000   31300   38400
   9    48200   36100   41700     46900   32500   40600       ---     ---     ---     44900   30700   37600
  10    46200   32300   40100     45100   34400   39900       ---     ---     ---     44900   32600   37400
 
  11    46700   32200   40200     44700   32400   38400       ---     ---     ---     47100   33600   38400
  12    44500   29600   37600     48400   33100   39400       ---     ---     ---     44500   32400   38600
  13    46200   29900   37400     46200   34200   40600       ---     ---     ---     45100   28400   36700
  14    47500   32800   38800     47300   34200   41300       ---     ---     ---     43700   29500   34900
  15    47800   33400   40000     46800   35300   40700       ---     ---     ---     40600   28600   34300
 
  16    47900   32600   39600     46700   35600   40800       ---     ---     ---     50100   25100   39700
  17    46500   32900   38900     49200   34600   41100       ---     ---     ---     48600   34300   40800
  18    46400   31800   38000     47500   34000   40800     45300   34200   39400     48700   35700   41100
  19    45200   31900   37600     47000   33800   40100     47300   33100   39200     44700   23400   35200
  20    45400   32500   38200     47000   35100   39900     48200   33000   40100     44500   24400   33500
 
  21    46300   34000   38900     47400   35100   41800     48200   32800   40700     43200   26900   34000
  22    45400   33200   38500     47500   34500   42200     48400   31200   41600     45100   30600   36000
  23    45300   32900   39900     47200   36300   41900     46600   35200   40400     42200   29700   35700
  24    46000   33400   40700     46000   36100   41200     48800   29300   39000     41700   28600   35600
  25    45900   35400   40700     47200   36200   40800     49600   33700   40000     45400   27100   34300
 
  26    45600   35000   40000     47600   34400   40600     51100   32600   42000     46500   28100   37600
  27    47500   31300   39400     48800   35300   41000     50600   33200   42400     44100   32300   38300
  28    48800   33600   40000     50600   32100   41300     50600   30900   41900     45100   28600   37400
  29    50300   33300   40700     50800   33000   40600     51000   35700   42500     45500   30700   37500
  30    51300   33100   41000     50800   30800   41100     51300   36600   43600       ---     ---     ---
  31      ---     ---     ---     50100   33200   40900     50700   34000   43300       ---     ---     ---
 
 MONTH  52100   29600   40500     51700   30800   41200       ---     ---     ---       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1      ---     ---     ---     48100   37400   42100     46200   32600   38700       ---     ---     ---
   2      ---     ---     ---     47400   36200   41400     46300   34700   40300       ---     ---     ---
   3      ---     ---     ---     46600   36900   41300     45900   34700   40100       ---     ---     ---
   4    36800   28700   32100     47400   37400   41600     46300   36800   41700       ---     ---     ---
   5    40700   30300   35700     47800   37800   42000     45500   36200   40800       ---     ---     ---
 
   6    43200   34300   38300     46900   38900   42500     45100   35300   39900       ---     ---     ---
   7    42700   32700   38500     46200   38700   41600     46000   37000   40500       ---     ---     ---
   8    44400   34600   39800     47300   37700   42400     48200   39000   42900       ---     ---     ---
   9    46300   36100   40600     49100   37700   43800     49500   38400   43500       ---     ---     ---
  10    45500   36100   41200     49000   38400   43000     51700   38900   44600       ---     ---     ---
 
  11    46200   36800   40600     51500   37000   44100     51400   37900   44200       ---     ---     ---
  12    46900   35800   41500     51900   38300   44800     51100   37800   43900       ---     ---     ---
  13    46200   36600   40800     52600   38400   44700       ---     ---     ---       ---     ---     ---
  14    46900   34200   40200     51800   37900   43900       ---     ---     ---       ---     ---     ---
  15    45200   34200   39000     50700   36200   41900       ---     ---     ---       ---     ---     ---
 
  16    48500   35200   41500     49300   35300   41300       ---     ---     ---       ---     ---     ---
  17    50500   37600   43400     48400   34500   41200       ---     ---     ---     46800   36400   41400
  18    50100   37000   42500     48200   34900   39800       ---     ---     ---     47900   36900   41500
  19    49900   36300   42100     47600   34800   40400       ---     ---     ---     46700   35900   41000
  20    48700   32800   40900     47100   35200   40800       ---     ---     ---     44700   34900   38900
 
  21    48900   33100   40300     44500   33900   39000       ---     ---     ---     43800   33900   38700
  22    47900   36300   41500     44800   33400   39500       ---     ---     ---     47100   34700   40100
  23    49800   36500   42600     46100   34300   39700       ---     ---     ---     49000   34200   41800
  24    50500   37600   43600     46900   33900   39700       ---     ---     ---     49300   37300   42500
  25    51000   34000   42100     49600   33300   41000       ---     ---     ---     47800   37800   41800
 
  26    51600   34500   44300     47200   32600   39300       ---     ---     ---     49500   37400   42600
  27    51600   37800   44100     45300   32900   38500       ---     ---     ---     46900   37600   41900
  28    51500   36500   43100     44600   31000   38200       ---     ---     ---     47500   37600   41700
  29    51500   36400   42300     46300   32700   38800       ---     ---     ---     46700   38500   41800
  30    49400   32900   41300     44700   31200   37800       ---     ---     ---     45500   36500   40600
  31    48500   36200   42000       ---     ---     ---       ---     ---     ---     44100   34500   39400
 
 MONTH    ---     ---     ---     52600   31000   41200       ---     ---     ---       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    43800   34100   38800       ---     ---     ---     41900   28900   34600     47400   36700   41400
   2    44500   34300   39200       ---     ---     ---     40400   30800   35300     47200   37000   41700
   3    45600   34200   40000       ---     ---     ---     41200   31100   35700     47000   36800   41500
   4    47500   35600   40800       ---     ---     ---     42300   30600   36200     49100   35600   42000
   5    48300   36300   41300       ---     ---     ---     45800   32100   38100     49000   36500   42700
 
   6    49600   36400   42000       ---     ---     ---     45800   32700   38500     50700   37100   43300
   7    51000   36000   42800       ---     ---     ---     44400   31900   37800     51400   38500   44800
   8    51300   36300   43100       ---     ---     ---     45300   30600   37900     49500   38200   44000
   9    51100   35700   43200       ---     ---     ---     45700   31000   38000     47900   34200   39400
  10    50200   35100   42000       ---     ---     ---     44800   31700   37600     48600   36700   41500
 
  11    51400   35100   42200       ---     ---     ---     44800   32400   37600     47400   37500   41900
  12    51400   36600   43200       ---     ---     ---     44400   32000   36300     46300   36600   41000
  13    49700   36600   41600       ---     ---     ---     42500   32000   36000     46700   36400   41800
  14    46300   36200   41200     42300   31400   36300     44000   32500   38200     48200   38100   42900
  15    46800   34500   40600     42500   31100   36600     41900   31900   37300     46900   38500   42600
 
  16    45900   35300   40800     41600   30200   36000     45500   32100   39200     46700   39600   43100
  17    48600   35200   41900     42100   30000   36400     47000   37100   42500     47400   40400   43300
  18    51800   36500   44200     43600   31100   38500     46100   37800   42200     46900   38300   42600
  19    52100   39200   44300     45300   32800   39500     45900   37600   41900     46500   37500   41600
  20    51900   39400   44000     48900   33900   41600     45500   38900   41800     48200   38100   42300
 
  21    46900   38100   42100     42900   33400   37300     44500   35700   39300     49400   37400   42700
  22    49700   38100   43000     40500   30900   35400     46400   34200   39400     50500   37400   42800
  23    48100   37100   42400     42500   30600   36100     47300   36500   41600     50100   36600   42500
  24    47200   35200   40400     41300   30900   35600     44900   33000   38800     50100   37800   42800
  25    45800   35200   39800     43300   30800   35900     50200   31800   40800     50000   36400   42500
 
  26    40900   29900   35500     43000   31600   36700     51000   36600   41700     50000   33000   39400
  27    39500   30000   33900     44800   31100   36800     49900   37300   41800     48300   35200   40300
  28    40200   29000   33900     45900   31900   37300     47600   36400   41400     44800   34400   38800
  29      ---     ---     ---     45900   33200   37800     47000   37100   41100     43900   33700   38100
  30      ---     ---     ---     43600   29700   35200     49400   35700   41600     43100   34700   38500
  31      ---     ---     ---     41300   29600   34300       ---     ---     ---     42400   34100   38300
 
 MONTH  52100   29000   41000       ---     ---     ---     51000   28900   39000     51400   33000   41700
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1      ---     ---     ---     48100   35700   41000     45300   33900   38200     46400   35800   40500
   2      ---     ---     ---     48500   35000   41000     45400   33200   38100     47900   35800   41200
   3    45000   32200   36700     48600   34800   41200     45300   33800   38600     48100   36900   41800
   4    48000   31800   38600     47300   36500   40900     45100   35000   39300     46700   36700   42200
   5    48000   34400   41000     47800   35200   40200     43800   34900   39000     46900   37800   42200
 
   6    48700   34900   40500     48600   35100   40600     43400   34000   38000     48100   37600   42200
   7    47500   35300   40100     48500   36300   41600     43400   32200   36500     47900   37700   42400
   8    47200   36500   40900     46400   36800   41500     39700   31400   35300     47500   37600   41400
   9    47200   36800   40800     47000   37600   41500     43500   32400   37500     46700   36800   40900
  10    46900   37100   41200     48200   38400   42500     43700   33500   38600     45800   36000   40800
 
  11    46500   37300   40900     46700   37200   41600     44700   34400   39200     46900   36200   40900
  12    43700   35900   39600     46000   36600   41000     43400   33300   38400     47100   36300   41200
  13    46300   35000   40900     46800   36800   41800     44900   34200   39400     49400   36900   42100
  14    46500   37600   42300     47100   36700   41600     43200   33100   38300     50100   38300   43000
  15    46200   38300   42100     46600   37200   40700     40600   32800   36600     50300   38100   44000
 
  16    47300   37600   42400     47100   36900   41100     42900   33400   37100     51000   38700   44800
  17    48700   37700   42600     47200   36100   41100     49600   33100   40900     50800   38700   44200
  18    50000   37900   43100     48800   36100   41500     50100   37400   42600     51600   40100   45300
  19    51800   36900   43700     49500   36400   42100     49600   36100   42400     51500   39900   45400
  20    51500   39200   44300     47300   34400   41300     48900   35400   41600     50600   38400   44300
 
  21    51800   38800   44400     50900   38500   44100     49700   36300   42200     50900   38900   44400
  22    51300   37800   43300     50600   39300   44700     49200   36900   42700     50400   38200   43400
  23    51500   36100   42800     50600   37100   43200     48900   37100   42200     48800   38800   43300
  24    51500   37500   43300     48300   35100   40800     47400   36000   40900     47900   37400   42300
  25    51000   38200   43500     46700   33400   39000     47900   35100   40600     48100   38000   42200
 
  26    50900   38000   43000     43400   32700   37700     47600   36300   41400     48500   39000   43000
  27    49200   36900   42600     43000   32200   37100     45800   36700   40600     47900   38500   43300
  28    48000   36700   42200     43700   31500   37400     45100   35100   39900     48600   39700   43500
  29    48200   36200   41600     42000   33200   37300     46600   35700   40300     51000   38800   44200
  30    48300   36300   41700     44400   31000   36100     46200   36000   40400     49700   37700   44000
  31      ---     ---     ---     45200   30900   37900     46600   36000   40800       ---     ---     ---
 
 MONTH    ---     ---     ---     50900   30900   40700     50100   31400   39600     51600   35800   42800
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    50800   38400   45300     51400   41600   45700     54700   38800   45500       ---     ---     ---
   2    50900   41300   45400     51700   41100   46000     54900   38200   47200       ---     ---     ---
   3    50300   40900   45300     52200   39900   45900     56900   38400   46800       ---     ---     ---
   4    49500   39800   44600     51600   40400   45700     57400   39900   46900       ---     ---     ---
   5    48900   39500   43800     52900   42500   46500     58800   39100   48000       ---     ---     ---
 
   6    47900   39400   43100     51800   41200   46600     55900   37600   47400       ---     ---     ---
   7    49800   39000   43200     50200   41400   45600     55000   38100   46300       ---     ---     ---
   8    48300   38800   43000     47800   38500   43800     55400   39400   46700       ---     ---     ---
   9    49700   38600   43700     49300   35400   42700       ---     ---     ---       ---     ---     ---
  10    49200   40200   43800     50500   36000   43500       ---     ---     ---       ---     ---     ---
 
  11    48400   39000   42900     52400   37100   43600       ---     ---     ---       ---     ---     ---
  12    48300   38300   43100     50500   36900   43400       ---     ---     ---       ---     ---     ---
  13    49900   38900   44000     58100   37600   45700       ---     ---     ---       ---     ---     ---
  14    50100   38900   44700     52100   38600   45200       ---     ---     ---       ---     ---     ---
  15    50400   38000   44100     52700   39200   45700       ---     ---     ---       ---     ---     ---
 
  16    51700   39100   45500     53300   39700   45900       ---     ---     ---       ---     ---     ---
  17    52100   40100   46000     52100   40400   45100       ---     ---     ---       ---     ---     ---
  18    52700   39000   44700     51600   40000   44600       ---     ---     ---       ---     ---     ---
  19    52500   39800   45200     51200   39800   44800       ---     ---     ---       ---     ---     ---
  20    49700   37000   42800     50100   38800   44400       ---     ---     ---       ---     ---     ---
 
  21    48500   35000   41500     51600   39400   45300       ---     ---     ---       ---     ---     ---
  22    48300   37400   42400     50300   37700   45200     43100   38100   40500       ---     ---     ---
  23    48700   37300   42800     49800   38100   44600     43700   37700   41600       ---     ---     ---
  24    47800   38400   42800     49500   38500   44600     43900   38300   40600       ---     ---     ---
  25    47200   37600   42400     49600   40500   44000     47600   41800   44500       ---     ---     ---
 
  26    48700   39200   43400     49700   41800   46100     47000   41700   44600       ---     ---     ---
  27    46700   41300   44000     50200   41700   46200       ---     ---     ---       ---     ---     ---
  28    44100   40900   42600     51000   37700   46400       ---     ---     ---       ---     ---     ---
  29    43100   39900   41100     51800   38700   47000       ---     ---     ---       ---     ---     ---
  30    49000   40900   45200     53400   37900   47000       ---     ---     ---       ---     ---     ---
  31    49900   41900   45600       ---     ---     ---       ---     ---     ---       ---     ---     ---
 
 MONTH  52700   35000   43800     58100   35400   45200       ---     ---     ---       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1      ---     ---     ---     54700   38900   46900     53100   38700   44900     50400   36700   42400
   2      ---     ---     ---     54500   39500   46800     52600   36500   43300     49500   35900   41800
   3      ---     ---     ---     52300   38300   44800     50500   35600   42300     48000   34600   40400
   4      ---     ---     ---     50800   34400   41800     47700   34200   40300     49000   36000   42200
   5      ---     ---     ---     47200   33600   40100     50100   35100   42000     50500   38400   43500
 
   6      ---     ---     ---     48100   34800   40200     49800   36800   42100     50800   39800   44100
   7      ---     ---     ---     47900   35400   40400     48300   36500   41600     49000   40400   44000
   8      ---     ---     ---     46900   34700   40700     48400   36500   41600     48800   37500   43400
   9      ---     ---     ---     49000   36800   41600     46200   35800   41000     49100   37500   43400
  10      ---     ---     ---     48000   37700   42300     45400   33700   40200     48200   37700   41700
 
  11      ---     ---     ---     49800   39200   43900     45600   34300   39500     48300   33600   40400
  12    50800   36700   43600     51200   40400   45100     47400   34700   40100     47800   36800   40600
  13    49500   38600   43600     50500   40500   45000     47700   37300   41300     47900   36500   41000
  14    50900   38100   43300     51500   37500   43400     47800   35900   41200     46400   36900   40500
  15    50500   38300   43400     49200   38000   43100     47200   36600   40900     44200   36900   39900
 
  16    48800   36400   43300     48100   38100   42400     47100   34300   40400     51200   36600   40800
  17    46300   37300   42100     50200   35500   41300     45900   34500   40100     50300   37200   43400
  18    48100   33800   41700     49000   37800   42100     46900   33600   39800     50500   36400   43200
  19    47900   37600   42600     49500   37600   42400     46400   34700   40100     51300   39000   44000
  20    48900   39600   43900     53300   40700   45200     47000   32900   40000     52900   41200   46500
 
  21    50000   36900   42500     50800   38200   43900     47500   34600   41100     53000   40700   47800
  22    48800   34000   42600     52000   39200   44400     47600   34200   41400       ---     ---     ---
  23    50300   38300   43500     51200   38600   44200     49500   37500   43300       ---     ---     ---
  24    51500   38700   45500     48600   39000   43400     51200   40000   45200       ---     ---     ---
  25    53700   42700   47300     50400   37600   43500     52300   39100   46100       ---     ---     ---
 
  26    54400   42800   48500     51700   39300   45200     53900   39100   46300       ---     ---     ---
  27    53300   42200   47400     53600   39800   46400     54200   39200   46400       ---     ---     ---
  28    55100   39700   47200     55800   40000   48100     53200   38400   45800       ---     ---     ---
  29      ---     ---     ---     55600   42300   48800     51500   36700   43800       ---     ---     ---
  30      ---     ---     ---     55400   42000   48500     51300   35900   42600       ---     ---     ---
  31      ---     ---     ---     56800   38800   47400       ---     ---     ---       ---     ---     ---
 
 MONTH    ---     ---     ---     56800   33600   44000     54200   32900   42200       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1      ---     ---     ---     50800   35000   43100     45500   35600   39800     47100   33000   40000
   2      ---     ---     ---     49900   38400   43900     46300   36600   40600     48500   35100   40900
   3      ---     ---     ---     51300   35600   44100     46700   34400   40600     49500   37400   42300
   4      ---     ---     ---     52700   35600   45400     46700   37100   41400     48300   37800   42100
   5    49500   37500   43300     52500   40500   45900     48700   37600   42500     49800   36600   42400
 
   6    50100   38800   44100     53200   42400   46800     48100   38600   42800     50800   36600   42800
   7    50300   39200   43800     56500   38700   46800     50000   39000   43800     51300   36700   43600
   8    54000   38400   45000     53500   40000   46900     50400   37000   42800     50100   37000   43500
   9    54500   37100   45800     53100   41300   46700     50000   37600   43700     50300   36700   43500
  10    49200   34400   43100     53100   40200   45800     46300   30700   39800     50500   37200   43000
 
  11    51600   36100   40700     54100   37700   44300     44200   31500   37700     49100   35600   41400
  12    53400   36100   42300     52900   37500   45200     44000   31800   37900     50000   34300   40700
  13    47100   34700   40400     50000   37000   43900     43400   30400   37000     47300   34800   40300
  14    45900   32900   39200     49500   36100   42100     44300   29100   37200     44400   33100   38400
  15    48700   34400   40500     46900   35800   40700     44700   29700   36900     45000   33300   38000
 
  16    49700   36200   43600     46300   34600   40000     43700   29200   36300     44500   31200   36400
  17    51000   40400   44900     45900   35200   40100     44100   30100   36000     46400   31400   38100
  18    50500   36800   43300     47700   31300   40300     43800   30500   36800     46600   32500   39500
  19    49500   38200   43400     46100   29700   38800     45500   30400   38100     45200   31700   38700
  20    51400   37900   43600     47800   29000   38600     45700   30900   38800     48100   32100   40800
 
  21    51300   35000   42600     48600   32700   40700     47000   33300   39800     47700   35100   41600
  22    48700   36200   41400     42500   28600   35600     48100   34500   40700     48100   37400   42200
  23    47900   33200   40300     41900   28800   35400       ---     ---     ---     47700   35500   41800
  24    50600   31900   40500     41000   29700   34800     48200   35900   42500     47500   36300   41700
  25    53000   33700   41200     46400   30400   37700     48200   37100   42100     48300   35700   40900
 
  26    48100   30700   40400     40900   28900   34400     48400   37800   42300     45100   32500   38300
  27    46500   32900   39300     41300   28700   33300     47400   37100   41500     42700   31700   36700
  28    46400   33000   39000     43800   28000   34800     46700   33600   40400     44300   30100   36200
  29    46800   33900   39200     43800   33100   37700     45600   32800   39500     45200   31800   37900
  30    48800   35200   41200     43900   32000   37700     44400   33200   38400     45900   34100   39200
  31      ---     ---     ---     45400   33100   39000     46000   31700   38000       ---     ---     ---
 
 MONTH    ---     ---     ---     56500   28000   41000       ---     ---     ---     51300   30100   40400
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                OCTOBER                 NOVEMBER                  DECEMBER                    JANUARY
 
   1    46200   33500   38800     47000   36300   42100     44500   32800   38500     48000   29700   38400
   2    45200   33700   39100     48900   37300   42600     46900   32600   39800     45200   31600   37400
   3    44900   35200   39500     50500   37000   42600     46300   33400   39600     47200   30700   37400
   4    47900   33500   40400     50500   35700   43000     48700   33700   41000     44100   29900   36600
   5    48400   31000   40800     51600   36100   43600     48600   35400   40600     45100   31100   36900
 
   6    49600   31400   41100     48900   34200   40900     47200   34100   39200     42200   31100   35700
   7    50000   33700   42200     49100   32700   39500     46200   32100   37900     43200   29000   34500
   8    50000   35700   42400     47200   33800   39100     43400   32300   37000     41000   30000   34900
   9    49100   36000   41900     44900   31400   37600     44700   32800   37100     42500   31400   36100
  10    48100   35100   40400     45000   32800   37400     44900   33700   38400     43500   31600   37400
 
  11    45700   26000   37700     42700   31800   36200     43000   33000   37700     44800   32200   38900
  12    42500   25000   34000     42000   30400   36100     40400   32500   36000     45200   34800   40100
  13    44200   24700   33700     44300   31000   35900     45200   33900   38300     47900   36200   40600
  14    44600   26800   35200     44600   31700   38000     44300   33700   37900     45000   36100   39700
  15    46000   31500   37300     44400   32500   38200     43800   33100   38500     44400   36600   39500
 
  16    44100   33200   37300     43800   33500   38400     43600   33700   38000     45300   37100   40900
  17    43600   32000   36700     44200   33900   37500     45300   33400   39100     44700   37500   40500
  18    46100   33700   38100     42200   31800   36300     48800   35800   40400     46700   36100   40900
  19    44500   32300   37500     43700   32200   36800     48100   35400   40100     45100   35400   39700
  20    43500   31100   37100     43700   31500   36500     46600   35900   39500     46200   33900   38000
 
  21    48400   32000   37900     44000   31200   36900     43200   32200   37500     44700   32300   38100
  22    44600   31700   37700     42800   32100   36100     44700   29600   37400     47400   34000   39600
  23    46000   33000   38400     41000   30400   34900     47500   30800   37400     45600   35100   39100
  24    46300   34700   38600     41700   30300   35000     47900   34100   39000     45800   31800   37700
  25      ---     ---     ---     41800   31100   35200     44200   30500   36800     42300   33200   37200
 
  26      ---     ---     ---     44100   30800   36000     42800   30000   35500     43400   32900   37500
  27      ---     ---     ---     43200   32200   36700     43200   33000   37000     46300   30900   38000
  28      ---     ---     ---     44000   33700   37500     42900   31400   36100     49200   34900   40700
  29      ---     ---     ---     43500   34100   38600     43100   29400   35100     46600   36400   40400
  30      ---     ---     ---     41800   33300   37500     45600   29400   36800     47400   31600   40900
  31    47000   35600   40500       ---     ---     ---     47100   31300   38100     48000   31600   40200
 
 MONTH    ---     ---     ---     51600   30300   38100     48800   29400   38100     49200   29000   38500
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
               FEBRUARY                   MARCH                     APRIL                       MAY
 
   1    48400   34800   40900     45100   33600   38700     34400   20200   27200     40100   23900   30900
   2    47300   35500   40800     44600   34700   38600     34300   21100   26600     39900   26500   31500
   3    46900   34500   39700     42400   32200   37000     33600   20300   26500     40500   22900   31000
   4    44400   34100   38600     41900   31300   36000     37400   21400   27600     42300   26600   32300
   5    43300   32600   37000     39800   30700   34400     37500   23200   28300     39800   24700   31800
 
   6    43900   33600   37100     37600   28200   32500     37500   22300   28500     39200   24600   31000
   7    45200   33000   37600     38800   27500   31800     38700   22900   30000     35700   23600   29400
   8    45300   32500   37300     38800   27500   32800     37600   23300   29300     37300   24500   30300
   9    44400   32900   38100     40000   27400   33700     40400   23400   30200     38100   23900   30700
  10    44600   32800   38100       ---     ---     ---     36700   22000   29700     41400   23900   32000
 
  11    42800   31900   38300     36700   23000   30400     34400   22500   29100     41100   25800   32500
  12    44100   34700   38300     36200   19700   29600     37500   22500   29900     43900   27100   33400
  13    44800   32600   39100     35900   22700   30200     37800   22200   29400     45900   28700   35100
  14    43200   35300   39600     36000   23200   30000     40000   25200   30700     44100   27300   35600
  15    44400   36800   40600     39500   24100   30500     41100   25100   32000       ---     ---     ---
 
  16    48100   36000   42000     38500   25600   31800     42400   23600   32600     42400   29000   35700
  17    49300   37600   42400       ---     ---     ---     43500   23200   33000     43400   28000   35500
  18    47800   36900   42000     39300   24900   32600     42300   24400   32600     46600   28600   36300
  19    48900   36700   41800     41200   24700   32400     41000   24900   31300     44200   28200   35500
  20    48200   36200   41800     39900   22500   31200     39200   24600   31200     42700   27800   34100
 
  21    47800   37700   42100     39500   19900   28400     35000   23000   29800     40700   27600   32900
  22    48000   37000   41500     34800   16400   24300     35600   24200   29500     37900   25400   31200
  23    45900   32100   37900     34200   16400   22600     38500   22500   29600     37800   23800   29700
  24    44100   30000   37600     34100   16100   24600     36300   24400   29800     35700   24200   29800
  25    43400   31000   36900     34600   17500   26300     35000   22800   29300     37400   23700   29900
 
  26    45800   33600   38300     34800   19400   26600     37200   22800   29400     33900   23500   28800
  27    46000   34600   38900     34300   18400   27600     38400   22900   28900     37000   24200   30000
  28    44500   33900   38600     37300   17500   27900     40000   24200   30100     38700   24100   31200
  29      ---     ---     ---     36100   20300   27700     40700   24400   31200     36600   25200   30800
  30      ---     ---     ---       ---     ---     ---     40000   25000   31500     40500   26400   32200
  31      ---     ---     ---     34400   18200   27200       ---     ---     ---     41200   26500   31600
 
 MONTH  49300   30000   39400       ---     ---     ---     43500   20200   29800       ---     ---     ---
 
1               U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES

 STATION NUMBER 021720710  COOPER RVR @ CUSTOMS HOUSE (AUX) @ CHARLESTON, SC    SOURCE AGENCY USGS   STATE 45  COUNTY 019
 LATITUDE  324649  LONGITUDE  0795526  NAD27  DRAINAGE AREA    CONTRIBUTING DRAINAGE AREA    DATUM 10  NGVD29
                               Date Processed: 2004-07-07 10:23 By mishealy
                                                 APPROVED                                                   
                                        DD #28, , BOTTOM, PUBLISHED                                         
        Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius         
                                 WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003                                 
 
 DAY      MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN       MAX     MIN    MEAN
 
                 JUNE                     JULY                     AUGUST                    SEPTEMBER
 
   1    38400   23800   31100     38400   25300   32700     38700   23100   30200     42100   27400   33200
   2    40100   26400   31900     38400   27700   32200     39000   24200   30700     42500   25500   33000
   3    36900   26600   31700     37200   24600   31300     40400   25800   30600     41700   24700   31700
   4    39400   24700   31100     37200   23900   30900     39500   23400   30400     41600   26000   31300
   5    38300   25600   30500     40100   23300   31600     40400   23400   30000     38300   24600   32800
 
   6    37200   23100   30000     39400   25300   31800     40100   22600   29900     39800   24000   32000
   7    39700   24800   30700     39800   24500   31100     38500   24800   30800     39100   27000   31800
   8    37200   25000   30000     43100   26300   32500     39800   23700   30900     36900   25500   32100
   9    39000   26000   31300     44400   27700   34500     38800   26300   31000     39800   25900   31200
  10    39800   25900   31400     43700   26700   33800     38200   23100   30600     36300   23600   30300
 
  11    41200   26400   32400     43800   27600   34200     39000   24100   31100     37500   22600   29600
  12    39900   25300   32300     44700   28000   34600     38100   25100   31600     36800   23900   29700
  13    42100   25400   32700     42200   27600   34500     37800   25600   31800     36900   22100   28200
  14    42100   24400   33900     40100   25400   33300     39500   25400   32100     37400   22500   27900
  15    40100   25200   32800     39000   27600   32300     38300   26800   32000     37400   22500   28600
 
  16    43000   25400   32900     39300   25600   32800     39600   22700   31400     38300   21200   29300
  17    42600   25800   32600     37900   25500   31500     39000   25900   31400     39200   22000   31700
  18    41300   25200   32000     37000   24500   31500     39000   24200   31600     39400   25400   31900
  19    40200   23300   30500     39000   25500   31200     40200   24700   32700     37500   23900   30200
  20    40500   23700   30000     39100   25200   31700     41300   25200   33600     38100   26200   31600
 
  21    39400   22800   30600     39200   26500   32800     40400   25900   33300     40700   27100   32200
  22    40200   23600   31500     39600   24600   31600     38100   27700   33300     37700   26900   32300
  23    41600   24500   32300     37300   29600   33400     41300   26200   32500     39600   27200   32000
  24    41200   24500   32000     37700   21600   31600     40100   29100   34000     40500   25600   32800
  25    38700   24400   32100     38600   21900   29400     39700   28400   34100     39100   28700   33900
 
  26    39700   25700   32700     38500   23100   29100     40400   29300   35000     41200   27500   33500
  27    39600   26800   32600     37600   22800   29700     41400   29500   35200     40500   27500   33800
  28    41900   27700   33000     35800   22200   27900     41900   29100   34600     42000   28400   33200
  29    40200   28000   32900     39700   21900   28900     42200   28300   35200     40500   24600   32000
  30    39800   26800   33500     39900   23700   29500     42400   30300   34900     39200   25800   31400
  31      ---     ---     ---     38700   23100   29500     42500   27300   34400       ---     ---     ---
 
 MONTH  43000   22800   31800     44700   21600   31700     42500   22600   32300     42500   21200   31500