10/12/07
                                                                U.S. Bureau of Reclamation - Central Valley Operations Office
                                                                        Delta Outflow Computation (values in c.f.s.)

                                                                                August 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     (%)     (%)    (%)
08/01/07 17,397    206     528      300    1,013   1,033   905   19,444  4,200   7,144   4,413   230    42    119   11,865  11,590   3,379   4,301  3,379   59.2%   57.6%  54.4%
08/02/07 17,218    206     525      312     905    1,016   942   19,166  4,200   7,173   4,458   242    87    127   11,912  11,594   3,054   4,031  3,216   60.2%   58.9%  54.9%
08/03/07 16,959    207     534     327      979   1,006   952   19,006   4,150   7,164   4,459   238    53    127  11,934   11,604   2,921  3,798   3,118   60.9%   60.1%  55.5%
08/04/07 17,347    207     553     335      973   1,011   978   19,415   4,150   5,959   4,452   256    50    128  10,744   11,222   4,521  3,805   3,469   53.4%   58.1%  54.1%
08/05/07 17,138    207     557     365     1,056  1,018  1,006  19,323   4,100   7,167   4,459   215    50    125  11,915   11,220   3,308  3,657   3,437   59.9%   58.0%  54.7%
08/06/07 16,574    207     559     389     1,116  1,018  1,019  18,845   4,100   7,171   4,385   199    0     123  11,877   11,197   2,868  3,446   3,342   61.3%   58.2%  55.4%
08/07/07 17,508    208     550     372     1,087  1,026  1,026  19,725   4,050   7,178   4,372   204    50    123  11,827   11,577   3,848  3,414   3,414   58.3%   59.8%  57.7%
08/08/07 17,579    208     533     317     1,069  1,051  1,033  19,706   4,050   7,172   4,434   212    69    126  11,875   11,570   3,781  3,472   3,460   58.5%   59.4%  58.0%
08/09/07 17,333    208     515     292     1,077  1,070  1,041  19,425   4,000   7,171   4,461   203    59    124  11,900   11,596   3,525  3,539   3,467   59.6%   58.8%  58.4%
08/10/07 17,901    208     571     318     1,110  1,083  1,044  20,108   4,000   7,169   4,444   191    74    130  11,860   11,617   4,248  3,729   3,545   57.4%   58.5%  58.6%
08/11/07 18,316    208     621     324     1,068  1,072  1,038  20,537   3,950   6,573   4,430   175    76    126  11,229   11,416   5,358  3,848   3,710   53.2%   56.7%  57.6%
08/12/07 18,092    208     621     344      975   1,055  1,035  20,240   3,950   7,155   4,423   152    50    125  11,805   11,398   4,485  4,016   3,775   57.0%   55.8%  57.6%
08/13/07 18,417    208     627     355     1,001  1,051  1,036  20,608   3,900   7,164   4,373   130    65    125  11,726   11,373   4,982  4,318   3,868   55.7%   55.3%  57.4%
08/14/07 18,721    208     640     330     1,056  1,041  1,034  20,955   3,850   7,177   4,422   155    42    122  11,833   11,571   5,272  4,522   3,968   55.1%   55.9%  58.3%
08/15/07 18,489    208     642     316     1,002  1,019  1,026  20,657   3,850   7,187   4,441   155    32    122  11,872   11,588   4,935  4,687   4,032   56.1%   55.6%  58.2%
08/16/07 18,438    208     654     318      919    986   1,017  20,537   3,800   7,174   4,453   137    57    126  11,833   11,618   4,904  4,884   4,087   56.3%   55.9%  58.1%
08/17/07 18,274    208     665     314      878    963   1,011  20,339   3,800   7,175   4,443   132    81    127  11,795   11,624   4,744  4,954   4,126   56.7%   56.4%  57.7%
08/18/07 17,756    208     661     322      909    963   1,009  19,856   3,750   7,167   4,444   126    53    122  11,806   11,618   4,300  4,803   4,135   58.2%   57.1%  57.6%
08/19/07 16,743    208     646     320      975    963   1,008  18,892   3,700   7,176   4,420   123    50    123  11,792   11,608   3,400  4,648   4,097   61.1%   58.6%  57.6%
08/20/07 16,887    208     629     326     1,004   965   1,011  19,054   3,700   7,171   4,313   124    0     122  11,729   11,564   3,625  4,454   4,073   60.3%   59.8%  57.5%
08/21/07 16,819    208     640     302     1,069   973   1,013  19,038   3,650   7,168   4,391   114    12    123  11,784   11,547   3,604  4,216   4,051   60.7%   60.7%  57.6%
08/22/07 16,281    208     642     286     1,054   980   1,012  18,471   3,600   7,173   4,446   108    42    128  11,812   11,554   3,059  3,948   4,006   62.7%   61.2%  57.9%
08/23/07 16,202    208     655     292      972    999   1,011  18,329   3,600   7,169   4,429   94     53    129  11,767   11,592   2,962  3,671   3,960   63.0%   62.1%  58.3%
08/24/07 16,226    208     661     285     1,008  1,017  1,013  18,388   3,550   7,171   4,488   87     54    129  11,821   11,625   3,017  3,424   3,921   63.1%   62.9%  58.7%
08/25/07 16,341    208     670     296     1,040  1,025  1,013  18,555   3,500   5,996   4,392   87     50    125  10,549   11,215   4,506  3,453   3,944   55.7%   60.6%  57.0%
08/26/07 16,354    208     666     321     1,029  1,035  1,016  18,578   3,450   5,998   4,408   84     50    127  10,567   10,818   4,561  3,619   3,968   55.7%   58.2%  55.4%
08/27/07 16,297    208     639     318     1,073  1,035  1,017  18,535   3,450   5,502   4,381   84     0     123  10,090   10,226   4,995  3,815   4,006   53.3%   54.9%  52.8%
08/28/07 16,117    208     606     305     1,066  1,017  1,014  18,302   3,400   5,494   4,372   77     46    120  10,017   10,052   4,885  3,998   4,037   53.7%   54.2%  52.4%
08/29/07 15,997    208     603     299      934   1,009  1,011  18,041   3,350   5,490   4,417   76     27    126  10,082   9,886    4,609  4,219   4,057   54.8%   53.9%  52.1%
08/30/07 15,928    208     581     273      915    996   1,008  17,905   3,300   5,488   4,443   72     55    125  10,072   9,901    4,533  4,444   4,073   55.2%   54.5%  52.6%
08/31/07 16,000    208     587     291      918    977   1,005  18,004   3,250   5,496   4,394   74     62    133  10,035   9,909    4,719  4,687   4,094   54.6%   54.8%  53.1%

  Total  531,649   6,440  18,781    9,864  31,250 31,474 31,305 597,984 117,350 209,731 137,059 4,555  1,494 3,871 353,723  348,489 126,911 125,821117,836  1790.9%1792.5%1747.5%
Average   17,150     208     606      318   1,008  1,015  1,010  19,290   3,785   6,766   4,421   147     48   125  11,410   11,242   4,094  4,059            57.8%  57.8%  56.4%