06/25/07
                                                                U.S. Bureau of Reclamation - Central Valley Operations Office
                                                                        Delta Outflow Computation (values in c.f.s.)

                                                                                May 2007
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     (%)     (%)    (%)
05/01/07 10,136    270     432      664    3,678   3,611  3,478  15,180  2,000    618     849    146    11     90   1,692    1,519   11,488 14,635  11,488   9.6%   9.3%   8.4%
05/02/07  9,597    263     439      671    3,478   3,499  3,193  14,448  2,000    989     560    171    74     77   1,724    1,522   10,724 13,665  11,106  10.2%   9.7%   8.5%
05/03/07 9,948     256     461     694     2,907  3,366  3,053  14,266   2,050    695     848    184    73    84    1,738   1,520   10,478  12,569 10,897   10.3%   10.0%  8.7%
05/04/07 10,162    249     492     736     2,773  3,254  3,001  14,412   1,872    692     846    189    59    87    1,754   1,543   10,786  11,721 10,869   10.3%   10.3%  8.9%
05/05/07 10,753    242     514     692     2,847  3,167  2,981  15,048   1,644    682     844    192    50    85    1,752   1,536   11,652  11,381 11,026    9.8%   10.1%  8.9%
05/06/07 11,750    235     492     708     2,901  3,079  2,979  16,086   1,644    691     855    170    50    81    1,746   1,537   12,697  11,361 11,304    9.3%   9.8%   9.0%
05/07/07 12,399    228     463     700     2,970  2,984  2,984  16,760   1,694    693     846    166    79    95    1,722   1,537   13,345  11,596 11,596    8.7%   9.3%   9.0%
05/08/07 11,742    221     454     679     3,012  2,923  2,993  16,108   1,694    692     852    168    49    100   1,763   1,543   12,652  11,762 11,728    9.3%   9.1%   9.1%
05/09/07 10,290    221     474     644     3,053  2,951  3,005  14,682   1,972    696     853    179    44    114   1,797   1,544   10,913  11,789 11,637   10.2%   9.4%   9.3%
05/10/07 9,726     221     556     636     3,100  2,995  3,012  14,239   2,200    686     853    166    88    110   1,727   1,543   10,312  11,765 11,505   10.2%   9.9%   9.5%
05/11/07 8,743     221     590     654     3,080  3,034  3,022  13,288   2,250    695     849    182    82    105   1,750   1,544    9,288  11,551 11,303   11.0%   10.5%  9.6%
05/12/07 8,424     221     597     661     3,122  3,071  3,034  13,025   2,300    699     849    192    60    88    1,768   1,543    8,957  11,166 11,108   11.4%   10.8%  9.8%
05/13/07 8,638     221     599     655     3,159  3,103  3,046  13,272   2,300    685     850    191    50    88    1,763   1,542    9,209  10,668 10,962   11.2%   11.2%  10.0%
05/14/07 9,082     221     601     634     3,196  3,134  3,059  13,734   2,350    697     844    168   111    85    1,683   1,541    9,701  10,147 10,872   10.4%   11.0%  10.0%
05/15/07 8,901     221     597     606     3,225  3,147  3,065  13,550   2,350    685     853    159    77    89    1,709   1,538    9,491  9,696  10,780   10.8%   10.8%  10.1%
05/16/07 8,200     221     602     599     3,150  3,159  3,072  12,772   2,400    346     852    154    77    98    1,373   1,425    8,999  9,422  10,668    8.8%   10.0%  9.3%
05/17/07 8,650     221     599     573     3,184  3,202  3,090  13,227   2,450    342     855    151    89    111   1,370   1,311    9,407  9,293  10,594    8.4%   9.3%   8.6%
05/18/07 8,260     221     608     560     3,380  3,243  3,108  13,029   2,450    347     852    159    84    112   1,386   1,198    9,193  9,279  10,516    8.6%   8.6%   7.8%
05/19/07 8,798     221     611     562     3,405  3,270  3,121  13,597   2,500    345     855    161    50    111   1,421   1,198    9,676  9,382  10,472    8.5%   8.5%   8.0%
05/20/07 8,915     221     616     569     3,352  3,291  3,132  13,673   2,550    344     850    193    50    102   1,438   1,198    9,685  9,450  10,433    8.4%   8.5%   8.2%
05/21/07 8,714     221     584     540     3,343  3,302  3,140  13,402   2,550    345     856    193    85    103   1,412   1,198    9,440  9,413  10,385    8.3%   8.4%   8.3%
05/22/07 9,346     221     640     519     3,302  3,298  3,139  14,028   2,600    341     852    204    79    104   1,423   1,196   10,005  9,486  10,368    7.9%   8.2%   8.3%
05/23/07 9,642     221     638     519     3,118  3,271  3,133  14,138   2,650    397     848    219    75    105   1,494   1,213    9,994  9,628  10,352    8.3%   8.2%   8.4%
05/24/07 9,710     221     634     532     2,997  3,196  3,121  14,094   2,700    395     849    241    79    114   1,521   1,227    9,873  9,695  10,332    8.3%   8.2%   8.5%
05/25/07 9,172     221     625     540     2,853  3,099  3,106  13,411   2,750    394     851    246    80    109   1,521   1,244    9,140  9,688  10,284    8.7%   8.4%   8.6%
05/26/07 8,534     221     633     539     2,731  2,998  3,088  12,658   2,750    396     845    218    71    108   1,497   1,243    8,411  9,507  10,212    9.2%   8.7%   8.7%
05/27/07 7,708     221     644     524     2,641  2,893  3,070  11,738   2,800    395     854    200    81    103   1,471   1,245    7,467  9,190  10,111   10.0%   9.3%   8.7%
05/28/07 7,415     221     646     534     2,606  2,797  3,054  11,422   2,850    393     853    201    50    107   1,502   1,245    7,070  8,852  10,002   10.5%   9.9%   8.9%
05/29/07 7,420     221     649     523     2,631  2,714  3,036  11,444   2,900    397     853    190    50    111   1,500   1,248    7,044  8,428   9,900   10.5%   10.3%  9.1%
05/30/07 7,705     221     646     514     2,537  2,647  3,020  11,623   2,950    390     854    178    75    113   1,460   1,246    7,213  8,031   9,810   10.1%   10.3%  9.2%
05/31/07 8,706     221     646     506     2,532  2,592  3,002  12,611   3,000    392     856    192    99    107   1,447   1,247    8,164  7,787   9,757    9.1%   9.9%   9.1%

  Total  287,186   7,047  17,782   18,687  94,263 96,291 95,334 424,965  73,168  16,554  26,080 5,720  2,131 3,100  49,323   42,934 302,474 322,006332,376   296.0% 295.6% 276.5%
Average    9,264     227     574      603   3,041  3,106  3,075  13,709   2,360     534     841   185     69   100   1,591    1,385   9,757 10,387             9.5%   9.5%   8.9%