07/08/03
                                                                U.S. Bureau of Reclamation - Central Valley Operations Office
                                                                        Delta Outflow Computation (values in c.f.s.)

                                                                                June 2003
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     (%)   (%)   (%)
06/01/03  28,143     240       0    2,304   2,187  2,103  2,176  32,874   3,050   6,678   4,386   191    126    86  11,214   10,069  18,610 22,038  18,610   33.3% 30.9% 30.2%
06/02/03  28,150     238       0    2,169   2,176  2,105  2,171  32,733   3,100   6,589   4,389   197     66    89  11,198   11,033  18,435 20,977  18,523   33.3% 33.4% 33.5%
06/03/03  28,061     236       0    1,921   2,166  2,113  2,149  32,384   3,150   6,620   4,426   207    118    99  11,234   11,029  18,001 19,772  18,349   33.7% 33.4% 33.9%
06/04/03  28,253     235       0    1,690   2,104  2,125  2,119  32,282   3,200   6,674   4,448   206    101   100  11,326   11,048  17,755 18,867  18,200   34.1% 33.7% 34.2%
06/05/03  27,637     233       0    1,504   2,031  2,128  2,109  31,405   3,250   6,680   4,448   211     95    95  11,340   11,098  16,815 18,274  17,923   35.1% 34.3% 34.6%
06/06/03  27,877     231       0    1,279   2,070  2,122  2,111  31,457   3,300   6,615   4,507   213    100    93  11,328   11,124  16,829 17,830  17,741   35.0% 34.8% 34.8%
06/07/03  27,585     229       0    1,054   2,120  2,134  2,134  30,988   3,350   6,352   4,483   213     50    87  11,084   11,028  16,554 17,571  17,571   34.8% 35.0% 34.6%
06/08/03  26,644     228       0      913   2,268  2,158  2,161  30,053   3,400   5,995   4,442   215     50    94  10,695   10,798  15,958 17,192  17,370   34.6% 34.8% 34.0%
06/09/03  25,752     226       0      885   2,350  2,192  2,187  29,213   3,450   6,673   4,412   210    237    92  11,149   10,785  14,614 16,647  17,063   37.1% 35.5% 34.0%
06/10/03  25,636     228       0      870   2,402  2,225  2,202  29,136   3,500   6,670   4,407   207     83   106  11,307   10,866  14,328 16,122  16,790   37.7% 36.5% 34.4%
06/11/03  25,901     229       0      781   2,334  2,259  2,208  29,245   3,550   6,191   4,400   214     68   100  10,836   10,917  14,859 15,708  16,614   36.0% 36.9% 34.7%
06/12/03  25,331     231       0      723   2,271  2,276  2,207  28,556   3,600   6,357   4,393   203     74    96  10,975   10,806  13,981 15,303  16,395   37.4% 37.0% 34.6%
06/13/03  24,636     233       0      671   2,186  2,284  2,204  27,726   3,650   6,286   4,424   207    107    88  10,898   10,684  13,178 14,782  16,148   38.2% 37.2% 34.5%
06/14/03  24,229     235       0      698   2,177  2,275  2,204  27,339   3,700   5,798   4,357   200    101    94  10,349   10,539  13,290 14,315  15,943   36.8% 37.5% 34.4%
06/15/03  23,375     236       0    1,060   2,207  2,275  2,214  26,878   3,750   5,794   4,363   201    101    96  10,353   10,341  12,775 13,861  15,732   37.4% 37.5% 34.2%
06/16/03  22,262     238       0    1,331   2,348  2,274  2,225  26,179   3,800   6,597   4,365   210     38    88  11,222   10,425  11,157 13,367  15,446   41.7% 38.6% 35.1%
06/17/03  21,905     237       0    1,339   2,395  2,276  2,233  25,876   3,850   6,589   4,408   201     85   110  11,223   10,706  10,803 12,863  15,173   42.2% 40.4% 36.6%
06/18/03  21,441     236       0    1,337   2,351  2,282  2,237  25,365   3,900   6,640   4,369   206    124   100  11,192   10,990  10,273 12,208  14,901   42.9% 42.3% 38.2%
06/19/03  20,643     235       0    1,319   2,313  2,287  2,236  24,510   3,950   5,606   4,450   227    100    97  10,281   10,688  10,279 11,679  14,658   40.6% 41.9% 37.8%
06/20/03  19,981     234       0    1,322   2,220  2,286  2,233  23,757   4,000   6,471   4,427   229     77    94  11,144   10,655   8,613 11,027  14,355   45.5% 43.0% 38.4%
06/21/03  19,354     233       0    1,313   2,166  2,279  2,229  23,066   4,050   6,360   4,418   229     76    94  11,026   10,578   7,990 10,270  14,052   46.4% 44.1% 39.0%
06/22/03  18,952     232       0    1,294   2,159  2,258  2,228  22,637   4,100   6,675   4,407   226     76    93  11,325   10,919   7,212  9,475  13,741   48.6% 46.8% 41.1%
06/23/03  18,191     231       0    1,291   2,202  2,232  2,227  21,915   4,100   6,679   4,371   227     92    98  11,284   10,970   6,531  8,814  13,428   50.0% 48.3% 42.1%
06/24/03  17,078     231       0    1,295   2,216  2,213  2,227  20,820   4,150   5,791   4,340   147     79    95  10,294   10,754   6,376  8,182  13,134   48.3% 49.0% 42.2%
06/25/03  16,605     231       0    1,281   2,213  2,195  2,225  20,330   4,200   3,999   4,395   195     77   102   8,615    9,859   7,515  7,788  12,909   40.9% 46.5% 39.7%
06/26/03  16,191     231       0    1,266   2,189  2,190  2,224  19,877   4,200   3,492   4,389   254     59   110   8,185    8,802   7,492  7,390  12,701   39.3% 42.9% 36.3%
06/27/03  15,045     231       0    1,287   2,183  2,199  2,224  18,746   4,250   3,482   4,395   259     55   113   8,195    8,051   6,301  7,060  12,464   41.7% 40.6% 34.2%
06/28/03  15,239     231       0    1,311   2,232  2,211  2,225  19,013   4,250   3,471   4,402   273     50   114   8,210    7,877   6,553  6,854  12,253   41.1% 40.7% 34.3%
06/29/03  17,396     231       0    1,308   2,244  2,225  2,227  21,179   4,300   4,460   4,391   274     50   111   9,185    8,201   7,694  6,923  12,096   41.6% 41.5% 36.4%
06/30/03  18,658     231       0    1,334   2,295  2,236  2,229  22,518   4,300   6,674   4,342   274     68   109  11,331    9,247   6,887  6,974  11,922   48.6% 44.0% 41.6%


  Total  676,151   6,981       0   38,150  66,775 66,418 65,987 788,057 112,400 178,959 132,155 6,524  2,583 2,944 317,999  310,887 357,658 400,135462,205 1194.3%1179.11083.3%
Average   22,538     233       0    1,272   2,226  2,214  2,200  26,269   3,747   5,965   4,405   217     86    98  10,600   10,363  11,922 13,338           39.8% 39.3% 36.1%