02/23/04
                                                                U.S. Bureau of Reclamation - Central Valley Operations Office
                                                                        Delta Outflow Computation (values in c.f.s.)

                                                                                January 2004
Estimated numbers are in bold print
                                         DELTA INFLOW                                           DELTA EXPORTS                               OUTFLOW INDEX         EXPORT/INFLOW
         Sacto R          Yolo + East Side        S. Joaquin Riv Total          Clifton         Contra Byron        Total    3-day
        @Freeport  SRTP    Misc   Streams          7-day Monthly Delta           Court   Tracy  Costa Bethany NBA   Delta     Avg     NDOI   7-day Monthly  Daily 3 Day 14 Day
  Date   prev dy prev wk prev dy  prev dy prev dy   Avg    Avg   Inflow   NDCU   (CLT)   (TRA)  (CCC) (BBID)       Exports TRA & CLT daily    Avg    Avg     (%)   (%)   (%)
01/01/04  47,027     235       0      686   1,752  1,697  1,784  49,700  (3,321)  4,337   4,300    64      0    47   8,748    8,820  44,273 38,331  44,273   17.4% 17.1% 22.7%
01/02/04  52,955     239   2,387    1,304   1,784  1,749  1,896  58,669  (8,848)  6,186   4,250    62      0    58  10,557    9,088  56,960 42,709  50,616   17.8% 17.1% 22.3%
01/03/04  59,304     243   4,138    1,516   2,008  1,840  2,038  67,209 (10,039)  6,837   4,267    63      0    51  11,218   10,059  66,030 47,408  55,754   16.5% 17.2% 23.2%
01/04/04  61,007     247   5,413      998   2,322  1,927  2,092  69,987  (5,068)  7,193   4,242    65      0    51  11,551   10,992  63,504 51,377  57,692   16.3% 16.8% 23.8%
01/05/04  61,180     251   3,986      741   2,252  1,995  2,096  68,410  (5,118)  6,800   4,325    65      0    53  11,242   11,221  62,286 55,188  58,611   16.3% 16.4% 22.9%
01/06/04  58,969     255   2,928      642   2,115  2,037  2,085  64,909  (5,168)  7,187   4,365    71      0    52  11,674   11,370  58,403 56,759  58,576   17.8% 16.8% 22.1%
01/07/04  53,773     259   2,765      607   2,028  2,064  2,064  59,432    (426)  7,238   4,370    63      0    44  11,715   11,428  48,143 57,086  57,086   19.5% 17.8% 21.4%
01/08/04  48,126     263   2,677      620   1,942  2,074  2,038  53,628      31   7,283   4,386    73      0    55  11,796   11,609  41,801 56,733  55,175   21.8% 19.6% 21.2%
01/09/04  43,907     263   2,809      601   1,854  2,045  2,012  49,434     (19)  7,298   4,369    86      0    45  11,799   11,648  37,654 53,975  53,228   23.6% 21.5% 20.9%
01/10/04  42,096     263   3,145      593   1,801  1,967  1,988  47,898     (69)  6,463   4,372    82      0    36  10,952   11,390  37,015 49,830  51,607   22.6% 22.6% 20.3%
01/11/04  42,268     263   3,316      585   1,776  1,892  1,965  48,208     (69)  6,585   4,370    85      0    30  11,071   11,153  37,206 46,073  50,298   22.7% 23.0% 19.8%
01/12/04  43,301     263   2,958      574   1,730  1,831  1,941  48,826     565   6,524   4,386    57      0    29  10,996   10,900  37,265 42,498  49,212   22.3% 22.6% 19.3%
01/13/04  45,166     263   2,738      591   1,683  1,777  1,919  50,441   1,250   6,176   4,367   200      0    28  10,771   10,803  38,420 39,643  48,382   20.9% 22.0% 19.2%
01/14/04  44,480     263   2,013      562   1,652  1,730  1,897  48,970   1,200   6,288   4,367   282      0    45  10,983   10,703  36,787 38,021  47,553   21.8% 21.7% 19.1%
01/15/04  40,666     263       0      559   1,616  1,692  1,877  43,104   1,200   6,845   4,394   285      0    38  11,563   10,813  30,341 36,384  46,406   26.1% 22.8% 19.4%
01/16/04  37,189     263       0      558   1,588  1,658  1,857  39,598   1,150   6,703   4,344   284      0    26  11,358   10,981  27,090 34,875  45,199   27.9% 25.0% 20.2%
01/17/04  34,174     263       0      553   1,558  1,624  1,838  36,548     922   7,038   4,356   283      0    27  11,704   11,227  23,923 33,005  43,947   31.2% 28.2% 21.5%
01/18/04  32,554     263       0      543   1,542  1,596  1,821  34,902     872   7,172   4,379   283      0    24  11,857   11,331  22,173 30,857  42,737   33.1% 30.6% 22.8%
01/19/04  30,548     263       0      543   1,532  1,573  1,806  32,886     872   7,162   4,367   290      0    30  11,849   11,491  20,165 28,414  41,549   35.1% 33.0% 24.4%
01/20/04  28,674     263       0      547   1,524  1,554  1,791  31,008     872   7,164   4,367   283      0    30  11,844   11,537  18,293 25,539  40,387   37.2% 35.0% 25.8%
01/21/04  26,959     263       0      547   1,515  1,537  1,777  29,284     822   7,175   4,372   290      0    28  11,865   11,536  16,597 22,655  39,254   39.4% 37.1% 27.2%
01/22/04  25,600     263       0      541   1,500  1,523  1,764  27,904   1,050   7,176   4,358   264      0    25  11,823   11,537  15,031 20,467  38,153   41.3% 39.2% 28.4%
01/23/04  24,307     263       0      532   1,488  1,512  1,752  26,590   1,000   7,168   4,353   287      0    21  11,830   11,534  13,760 18,563  37,092   43.3% 41.3% 29.6%
01/24/04  23,094     263       0      523   1,480  1,503  1,741  25,360     772   7,166   4,354   279      0    20  11,820   11,525  12,769 16,970  36,079   45.4% 43.3% 30.8%
01/25/04  22,447     263       0      525   1,485  1,497  1,730  24,720    (141)  6,997   4,383   285      0    19  11,684   11,474  13,177 15,685  35,163   46.0% 44.9% 32.1%
01/26/04  21,790     263       0      526   1,485  1,491  1,721  24,064    (141)  6,609   4,346   281      0    26  11,262   11,285  12,943 14,653  34,308   45.5% 45.7% 33.2%
01/27/04  21,152     263       0      522   1,481  1,487  1,712  23,418    (191)  6,715   4,340   284      0    29  11,369   11,130  12,240 13,788  33,491   47.2% 46.2% 34.8%
01/28/04  20,490     263       0      584   1,489  1,488  1,705  22,826    (876)  6,811   4,327   286      0    26  11,449   11,049  12,252 13,168  32,732   48.8% 47.1% 36.6%
01/29/04  21,239     263       0      726   1,506  1,490  1,698  23,734    (648)  6,657   4,350   279      0    29  11,316   11,067  13,065 12,887  32,054   46.4% 47.4% 38.5%
01/30/04  23,378     263       0      628   1,505  1,492  1,691  25,774     265   7,104   4,358   283      0    30  11,774   11,202  13,735 12,883  31,443   44.5% 46.5% 40.3%
01/31/04  24,900     263       0      583   1,490  1,491  1,684  27,236     215   7,014   4,366   281      0    27  11,688   11,283  15,333 13,249  30,924   41.8% 44.1% 41.6%

  Total 1,162,720  8,041  41,273   20,160  52,483 52,833 57,781 1,284,67(27,085)211,072 134,852 6,123      0 1,080 353,126  343,187 958,636 1,039,61,378,98 957.5%929.7%805.6%
Average   37,507     259   1,331      650   1,693  1,704  1,864  41,441    (874)  6,809   4,350   198      0    35  11,391   11,071  30,924 33,538           30.9% 30.0% 26.0%