10/24/05
                                                                U.S. Bureau of Reclamation - Central Valley Operations Office
                                                                        Delta Outflow Computation (values in c.f.s.)

                                                                                September 2005
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     (%)     (%)    (%)
09/01/05  17,500     234       0      425   1,990  2,244  2,006  20,149   3,200   7,175   4,437   254     46   126  11,946   11,590   5,003  5,383   5,003    57.4%  56.8%  55.6%
09/02/05  17,400     234       0      419   2,006  2,177  1,998  20,059   3,200   7,174   4,437   249     75   123  11,908   11,604   4,951  5,259   4,977    57.5%  57.4%  55.7%
09/03/05  18,200     234       0      409   1,990  2,119  2,001  20,833   3,150   7,175   4,382   247     76   130  11,858   11,594   5,824  5,275   5,260    55.1%  56.7%  55.6%
09/04/05  18,350     234       0      411   2,008  2,066  2,028  21,003   3,100   7,167   4,378   227     76   118  11,814   11,571   6,088  5,364   5,467    54.6%  55.7%  55.5%
09/05/05  18,500     233       0      432   2,106  2,051  2,060  21,271   3,050   7,169   4,403   215     50   115  11,852   11,558   6,369  5,524   5,647    54.2%  54.6%  55.4%
09/06/05  18,500     233       0      409   2,190  2,058  2,070  21,332   3,000   7,169   4,414   190     33   117  11,856   11,567   6,476  5,668   5,785    54.1%  54.3%  55.5%
09/07/05  18,200     233       0      390   2,118  2,057  2,057  20,941   2,950   6,835   4,405   170     64   118  11,465   11,465   6,527  5,891   5,891    53.4%  53.9%  55.0%
09/08/05  18,500     233       0      389   1,984  2,057  2,051  21,106   2,900   7,171   4,389   169     52   122  11,798   11,461   6,408  6,092   5,956    54.5%  54.0%  54.9%
09/09/05  18,100     233       0      390   2,006  2,066  2,051  20,729   2,900   7,173   4,393   173     72   123  11,789   11,455   6,040  6,247   5,965    55.4%  54.4%  54.9%
09/10/05  18,000     233       0      398   2,047  2,086  2,061  20,678   2,850   7,177   4,381   171     50   118  11,797   11,561   6,031  6,277   5,972    55.7%  55.2%  55.5%
09/11/05  18,400     233       0      410   2,151  2,107  2,078  21,194   2,800   7,174   4,388   177     76   132  11,795   11,562   6,599  6,350   6,029    54.2%  55.1%  55.4%
09/12/05  18,000     233       0      419   2,250  2,129  2,100  20,902   2,750   7,172   4,317   170      0   132  11,791   11,536   6,361  6,349   6,056    55.0%  54.9%  55.3%
09/13/05  18,100     233       0      419   2,349  2,160  2,118  21,101   2,700   7,175   4,348   178      0   124  11,825   11,524   6,576  6,363   6,096    54.6%  54.6%  55.2%
09/14/05  18,100     233       0    1,372   2,334  2,209  2,133  22,039   2,650   7,179   4,322   169      0   114  11,785   11,504   7,604  6,517   6,204    52.2%  53.9%  54.9%
09/15/05  18,300     233       0    1,330   2,323  2,259  2,148  22,186   2,600   7,176   4,366   169      0   132  11,842   11,522   7,744  6,708   6,307    52.0%  52.9%  54.6%
09/16/05  17,803     233       0    1,232   2,360  2,306  2,163  21,628   2,600   7,174   4,369   170     57   118  11,774   11,528   7,254  6,881   6,366    53.1%  52.4%  54.3%
09/17/05  17,485     233       0    1,225   2,378  2,338  2,175  21,321   2,550   7,178   4,379   171     25   146  11,849   11,547   6,922  7,009   6,399    54.1%  53.1%  54.2%
09/18/05  18,385     233       0    1,223   2,375  2,369  2,191  22,216   2,500   7,171   4,367   174     40   156  11,828   11,546   7,888  7,193   6,481    51.8%  53.0%  53.9%
09/19/05  18,333     233       0    1,144   2,467  2,386  2,206  22,177   2,450   7,172   4,070   170     50   108  11,470   11,446   8,257  7,464   6,575    50.5%  52.1%  53.3%
09/20/05  18,148     233       0    1,013   2,467  2,400  2,217  21,861   2,450   7,166   4,228   120     39   110  11,586   11,391   7,825  7,642   6,637    51.9%  51.4%  52.9%
09/21/05  17,318     233       0      837   2,429  2,424  2,230  20,817   2,400   7,168   4,464   127     21   120  11,859   11,423   6,558  7,492   6,634    55.8%  52.7%  53.1%
09/22/05  17,491     233       0      627   2,494  2,435  2,240  20,845   2,350   7,178   4,375   134     33   117  11,771   11,527   6,724  7,347   6,638    55.3%  54.3%  53.7%
09/23/05  17,572     233       0      493   2,438  2,449  2,250  20,736   2,350   7,177   4,336   128     33   101  11,709   11,566   6,677  7,264   6,639    55.4%  55.5%  53.9%
09/24/05  16,947     233       0      419   2,472  2,470  2,261  20,071   2,300   7,177   4,350   120     25   115  11,737   11,531   6,034  7,138   6,614    57.3%  56.0%  53.8%
09/25/05  17,294     233       0      444   2,521  2,490  2,275  20,492   2,193   7,173   4,381   129     30   119  11,772   11,531   6,527  6,943   6,611    56.2%  56.3%  54.0%
09/26/05  17,405     233       0      454   2,611  2,504  2,286  20,703   2,193   7,169   4,341   160     30   118  11,757   11,530   6,753  6,728   6,616    55.4%  56.3%  54.0%
09/27/05  17,530     233       0      444   2,565  2,506  2,292  20,772   2,143   7,166   4,358   187     23   122  11,811   11,529   6,818  6,584   6,624    55.4%  55.7%  54.1%
09/28/05  18,009     233       0      430   2,440  2,482  2,293  21,112   2,143   6,779   4,363   208     18   118  11,451   11,392   7,518  6,722   6,656    52.7%  54.5%  53.6%
09/29/05  17,965     233       0      443   2,328  2,454  2,291  20,969   2,093   7,177   4,346   230     22   112  11,844   11,397   7,032  6,766   6,669    54.8%  54.3%  53.9%
09/30/05  17,735     233       0      416   2,238  2,414  2,288  20,622   2,150   7,179   4,353   221     38   119  11,834   11,399   6,638  6,760   6,668    55.7%  54.4%  54.0%


  Total  537,570   6,994       0   18,866  68,435 68,275 64,617 631,865  78,665 214,463 130,842 5,376  1,155 3,647 353,174  345,359 200,027 195,199185,442  1635.3%1636.3%1635.8%
Average   17,919     233       0      629   2,281  2,276  2,154  21,062   2,622   7,149   4,361   179     39   122  11,772   11,512   6,668  6,507            54.5%  54.5%  54.5%