5/10/2006
                          Reporting Summary Required by Biological Opinion - Endangered Species Act
                                           April 2006

        Daily Water Temperatures - Deg F                   TCD Operation                   Daily Average Release in Cfs
                                                      No. of Open Gates
                Control Point                          Upr  Mid  Lwr Side
                  Balls    Jellys    Bend     Red      Elv  Elv  Elv  Elv         Shasta    Spring           SCDD   Red
  Date    Kes     Ferry     Ferry   Bridge   Bluff    1000  900  800  750       Generation Creek PP Keswick  Weir Bluff DD
   1      47.1     47.9     48.1     48.1    48.4       4    3    0    0          14,487     2147   22,064   180     0
   2      47.1     48.1     48.5     48.7    48.9       4    3    0    0          14,594     2141   22,061   180     0
   3      47.4     48.3     48.4     48.5    48.7       4    3    0    0          14,003     2144   22,327   188     0
   4      47.6     48.2     48.5     48.6    48.9       4    3    0    0          11,983     2140   36,458   250     0
   5      47.5     48.5     48.8     48.9    49.1      4/5   3    0    0          14,253     2139   39,208   183     0
   6      47.5     48.7     49.2     49.4    50.0       5    3    0    0          14,199     2145   39,474   125     0
   7      47.5     48.6     49.1     49.3    50.0       5    3    0    0          14,424     2139   38,970    80     0
   8      47.3     48.4     48.9     49.0    49.5       5    3    0    0          14,439    2,134   38,632   105     0
   9      47.5     48.3     48.6     48.8    49.4       5    3    0    0          14,267    2,140   39,093   150     0
   10     47.6     48.8     49.1     49.2    49.5       5    3    0    0          14,400    2,142   39,510   150     0
   11     47.6     48.8     49.1     49.2    49.4       5    3    0    0          14,418    2,124   34,127   160     0
   12     48.0     50.4     50.7     50.6    50.5       5    3    0    0          13,737    1,931   22,909   165     0
   13     48.3     50.1     50.9     51.0    51.4       5    3    0    0          13,941    3,396   40,667   260     0
   14     48.3     50.2     51.3     51.4    52.0       5    3    0    0          13,781    3,946   40,724   260     0
   15     47.9     49.2     50.1     50.6    51.3       5    3    0    0          14,395    4,137   40,072   260     0
   16     47.8     48.6     49.3     49.3    49.6       5    3    0    0          14,114    4,134   34,165   220     0
   17     48.0     48.7     49.5     49.4    50.0       5    3    0    0          13,121    4,132   30,071   188     0
   18     48.4     49.2     50.1     50.1    50.8       5    3    0    0          14,460    4,159   30,369   212     0
   19     48.8     49.9     50.9     50.9    51.8       5    3    0    0          14,314    4,180   30,522   207     0
   20     48.8     50.2     51.4     51.4    52.4       5    3    0    0          13,901    2,988   29,684   200     0
   21     48.8     50.4     51.8     51.8    52.7       5    3    0    0          12,280    2,984   24,127   192    50
   22     48.8     50.2     51.5     51.6    52.4       5    3    0    0          12,895    2,982   24,159   185    41
   23     48.8     50.4     51.6     51.5    52.3       5    3    0    0          13,364    2,796   20,728   178    50
   24     48.8     50.2     51.6     51.7    52.6       5    3    0    0          13,728    2,822   20,385   180    50
   25     48.8     50.3     51.5     51.4    51.8       5    3    0    0          17,958    2,114   20,763    30    35
   26     49.2     51.2     52.8     52.8    53.6       5    3    0    0          17,940      80    20,470    30    171
   27     49.6     51.8     53.5     53.6    54.5       5    3    0    0          17,651    1,007   20,246    30    324
   28     49.8     52.5     54.4     54.4    55.3       5   3/0  0/5   0          14,401    1,668   17,240    43    142
   29     49.6     53.1     55.3     55.3    56.1       5    0    5    0          10,666    3,245   13,744    27    219
   30     49.1     52.9     55.2     55.4    56.5       5    0    5    0           8,937    3,043   11,722    26    158


  Avg
  Tmp     48.2     49.7     50.7     50.7    51.3                         Tot AF    835,155 157,2501,715,115 9,211  2,460
                                                                          Tot cf    421,051  79,279  864,691 4,644  1,240
                                                                          Avg-cf     14,035   2,643   28,823   155     41

        Control Point:  Balls Ferry
        Cross Channel Gate Operation:  No Gate changes this month.  The gates remained closed all month.