10/26/07
                                                                U.S. Bureau of Reclamation - Central Valley Operations Office
                                                                        Delta Outflow Computation (values in c.f.s.)

                                                                                September 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     (%)     (%)    (%)
09/01/07 16,200    208     589      310     905     962    924   18,212  3,200   5,989   4,373    80    50    130   10,522  10,061   4,490   4,685  4,490   56.6%   55.5%  54.2%
09/02/07 16,500    208     610      323     924     948    948   18,565  3,200   5,989   4,379    83    50    128   10,529  10,207   4,836   4,724  4,663   55.6%   55.6%  55.1%
09/03/07 16,800    207     610     336      971    953    999   18,924   3,150   5,988   4,367   83     50    128  10,514   10,361   5,260  4,762   4,862   54.4%   55.5%  56.0%
09/04/07 16,300    207     590     326     1,103   963   1,002  18,526   3,100   5,990   4,365   70     36    130  10,518   10,359   4,908  4,765   4,874   55.7%   55.2%  56.1%
09/05/07 16,000    207     566     318     1,008   968    991   18,099   3,050   5,991   4,350   64     34    130  10,501   10,350   4,548  4,756   4,808   56.9%   55.7%  56.2%
09/06/07 16,500    207     549     314      950    979    992   18,520   3,000   5,985   4,405   60     55    127  10,522   10,362   4,997  4,823   4,840   55.8%   56.1%  56.2%
09/07/07 16,862    206     515     291      993    997    997   18,867   2,950   5,989   4,386   62     50    127  10,513   10,369   5,405  4,921   4,921   54.7%   55.8%  56.1%
09/08/07 16,856    206     533     264     1,027  1,012  1,001  18,886   2,900   5,990   4,361   63     50    129  10,493   10,372   5,493  5,064   4,992   54.5%   55.0%  56.0%
09/09/07 17,220    206     521     236     1,035  1,022  1,005  19,218   2,900   5,989   4,406   75     38    125  10,557   10,374   5,761  5,196   5,077   53.9%   54.4%  55.9%
09/10/07 17,040    206     508     240     1,036  1,015  1,010  19,030   2,850   5,993   4,319   71     50    126  10,458   10,353   5,722  5,262   5,142   53.9%   54.1%  55.7%
09/11/07 17,106    206     505     241     1,053  1,012  1,008  19,111   2,800   5,991   4,407   66     35    124  10,553   10,369   5,758  5,383   5,198   54.2%   54.0%  55.6%
09/12/07 16,801    206     500     235      991   1,015  1,005  18,733   2,750   4,992   4,352   63     15    116   9,508   10,018   6,475  5,659   5,304   49.8%   52.7%  53.6%
09/13/07 16,049    206     474     232      970   1,009  1,001  17,931   2,700   4,992   4,358   63     53    116   9,477   9,698    5,754  5,767   5,339   51.8%   52.0%  51.9%
09/14/07 16,746    206     453     238      953    994    995   18,596   2,650   4,999   4,328   63     27    113   9,476   9,340    6,470  5,919   5,420   50.0%   50.5%  49.9%
09/15/07 16,606    206     429     235      920    986    994   18,396   2,600   4,993   4,363   59     25    115   9,504   9,344    6,292  6,033   5,478   50.7%   50.8%  49.9%
09/16/07 15,970    206     424     239      980    983    995   17,819   2,600   4,985   4,328   60     30    114   9,456   9,332    5,763  6,033   5,496   52.1%   50.9%  50.0%
09/17/07 16,316    206     399     234     1,011   980    997   18,166   2,550   4,486   4,005   55     62    117   8,601   9,053    7,015  6,218   5,585   46.4%   49.7%  48.6%
09/18/07 15,977    206     385     208     1,032   977    996   17,808   2,500   4,484   4,157   56     23    118   8,792   8,815    6,516  6,327   5,637   48.4%   48.9%  47.4%
09/19/07 15,363    206     433     181      971    972    993   17,154   2,450   4,490   4,342   56     45    120   8,963   8,655    5,741  6,222   5,642   51.2%   48.6%  46.7%
09/20/07 14,877    206     467     174      939    968    990   16,663   2,450   4,496   4,300   57     25    106   8,933   8,756    5,280  6,154   5,624   52.6%   50.7%  47.6%
09/21/07 15,828    206     447     185      926    968    986   17,592   2,400   4,495   4,356   62     3     104   9,014   8,826    6,178  6,112   5,651   50.3%   51.4%  48.3%
09/22/07 15,321    206     417     181      920    964    985   17,045   2,350   5,490   4,271   76     15    105   9,927   9,136    4,768  5,895   5,610   57.2%   53.3%  50.4%
09/23/07 14,907    206     364     199      950    976    990   16,626   1,209   5,034   4,287   79     25    100   9,476   9,311    5,941  5,920   5,625   55.9%   54.4%  51.9%
09/24/07 14,547    206     316     190     1,096   992    996   16,355   1,159   4,494   4,294   96     0     99    8,983   9,290    6,213  5,805   5,649   53.7%   55.6%  52.4%
09/25/07 14,395    206     281     186     1,139  1,012  1,001  16,207   1,109   5,499   4,325   95     15    101  10,005   9,311    5,093  5,602   5,627   60.5%   56.7%  53.1%
09/26/07 14,306    206     250     190     1,115  1,026  1,002  16,067   1,109   5,493   4,340   123    13    93   10,036   9,482    4,922  5,485   5,600   61.1%   58.4%  54.7%
09/27/07 13,849    206     278     189     1,034  1,037  1,002  15,556   1,059   5,975   4,358   147    12    107  10,577   9,997    3,920  5,291   5,538   66.4%   62.6%  58.2%
09/28/07 13,296    206     330     187     1,003  1,055  1,004  15,022   2,200   5,493   4,318   155    22    114  10,058   9,992    2,764  4,803   5,439   65.2%   64.2%  59.1%
09/29/07 11,997    206     438     185     1,051  1,081  1,008  13,877   2,150   3,968   4,300   154    20    147   8,549   9,471    3,178  4,576   5,361   59.4%   63.8%  57.1%
09/30/07 12,707    206     446     184     1,132  1,091  1,013  14,675   2,150   5,489   4,303   149    0     99   10,040   9,290    2,485  4,082   5,265   66.7%   63.9%  56.8%


  Total  469,242   6,188  13,627    7,051  30,138 29,918 29,829 526,246  73,245 160,231 129,803 2,442    932 3,508 295,053  290,654 157,949 162,244158,757  1656.0%1646.3%1600.6%
Average   15,641     206     454      235   1,005    997    994  17,542   2,441   5,341   4,327    81     31   117   9,835    9,688   5,265  5,408            55.2%  54.9%  53.4%