10/30/08
                                                                U.S. Bureau of Reclamation - Central Valley Operations Office
                                                                        Delta Outflow Computation (values in c.f.s.)

                                                                                September 2008
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     (%)     (%)    (%)
09/01/08 12,139    200     484      240     987     901   1,011  14,050  3,200   1,987   4,376    92    60    115   6,510    6,711   4,340   3,118  4,340   44.9%   49.1%  50.6%
09/02/08 12,215    200     489      228    1,011    907    967   14,143  3,200   1,990   4,353    89    95    116   6,453    6,524   4,490   3,380  4,415   44.2%   46.8%  48.6%
09/03/08 11,609    200     478      221     923     912    939   13,431  3,150   1,989   4,372    96    50    113   6,520    6,356   3,761   3,472  4,197   47.0%   45.3%  47.0%
09/04/08 11,269    200     496      213     884     924    928   13,062  3,100   1,978   4,369    94    59    112   6,493    6,351   3,469   3,566  4,015   48.1%   46.4%  46.8%
09/05/08 10,984    200     569      218     895     931    924   12,866  3,050   1,990   4,390    92    50    119   6,541    6,363   3,275   3,618  3,867   49.2%   48.1%  47.0%
09/06/08 11,439    200     638      255     905     925    914   13,437  3,000   1,993   4,398    94    50    123   6,558    6,373   3,879   3,741  3,869   47.2%   48.2%  47.1%
09/07/08 12,009    200     687     263      868    910    910   14,027   2,950   1,996   4,402   95     50    122   6,564   6,390    4,513  3,961   3,961   45.3%   47.2%  47.1%
09/08/08 11,724    200     667     247      884    895    909   13,722   2,900   1,993   4,380   114    87    116   6,517   6,388    4,305  3,956   4,004   45.8%   46.1%  46.9%
09/09/08 11,175    200     624     213      903    884    903   13,115   2,900   1,596   4,373   128    70    116   6,142   6,247    4,073  3,896   4,012   45.0%   45.4%  45.8%
09/10/08 10,668    200     569     180      851    884    901   12,468   2,850    590    3,941   133    70    115   4,709   5,624    4,909  4,060   4,101   35.8%   42.4%  41.4%
09/11/08 11,221    200     560     161      881    893    906   13,023   2,800    591    3,724   128    49    114   4,508   4,938    5,715  4,381   4,248   32.8%   37.9%  36.4%
09/12/08 11,114    200     611     165      962    903    911   13,052   2,750    590    3,280   121    78    108   4,021   4,239    6,281  4,811   4,418   29.1%   32.5%  31.2%
09/13/08 10,812    200     632     194      970    918    916   12,808   2,700    594    2,832   121    60    102   3,589   3,871    6,519  5,188   4,579   26.3%   29.4%  28.6%
09/14/08 10,757    200     682     227      972    926    918   12,838   2,650    598    2,818   117    76    104   3,562   3,571    6,626  5,490   4,725   26.0%   27.1%  26.3%
09/15/08 10,641    200     643     210      942    934    921   12,636   2,600    599    2,817   118    25    105   3,614   3,420    6,422  5,792   4,839   26.8%   26.4%  25.5%
09/16/08 10,529    200     538     166      962    947    922   12,395   2,600    598    3,468   111    48    109   4,238   3,633    5,557  6,004   4,883   32.4%   28.4%  27.4%
09/17/08 10,308    200     515     157      938    943    918   12,118   2,550    593    3,708   92     41    94    4,446   3,928    5,122  6,035   4,897   35.2%   31.4%  30.0%
09/18/08 10,033    200     454     153      858    922    912   11,698   2,500    595    3,715   75     40    64    4,408   4,226    4,790  5,902   4,891   36.5%   34.7%  32.5%
09/19/08 10,231    200     354     146      815    887    902   11,746   2,450    591    3,714   69     48    78    4,404   4,305    4,892  5,704   4,891   36.2%   36.0%  33.3%
09/20/08  9,954    200     328     146      720    834    887   11,348   2,450    589    3,714   65     25    101   4,444   4,306    4,454  5,409   4,870   37.7%   36.8%  33.8%
09/21/08  9,933    200     295     146      601    786    874   11,175   2,400    595    3,713   65     50    107   4,430   4,306    4,345  5,083   4,845   38.1%   37.3%  34.3%
09/22/08  9,766    200     290     145      608    742    864   11,009   2,350    588    3,307   63     0     101   4,060   4,169    4,599  4,823   4,833   35.4%   37.1%  33.8%
09/23/08 10,137    200     271     145      656    701    855   11,409   2,350    597    3,902   66     0     106   4,671   4,234    4,388  4,656   4,814   39.4%   37.7%  34.8%
09/24/08  9,959    200     148     146      648    666    845   11,101   2,300    597    4,342   74     0     108   5,121   4,444    3,680  4,450   4,767   44.5%   39.8%  37.0%
09/25/08  9,673    200     67      146      615    638    836   10,701   2,250    596    4,301   83     12    104   5,073   4,778    3,378  4,248   4,711   45.7%   43.1%  40.3%
09/26/08  9,915    200     25      147      616    627    828   10,903   2,250    596    4,282   72     16    103   5,036   4,905    3,617  4,066   4,669   44.6%   44.9%  41.8%
09/27/08  9,821    200     15      145      647    625    819   10,828   2,200    590    4,303   72     0     106   5,071   4,890    3,557  3,938   4,628   45.2%   45.1%  42.2%
09/28/08  9,549    200      4      147      584    631    813   10,484   2,200    591    4,292   74     25    106   5,038   4,884    3,246  3,781   4,579   46.3%   45.4%  42.7%
09/29/08  8,841    200      0      141      649    629    807    9,831   2,150    594    4,289   74     0     107   5,063   4,886    2,618  3,498   4,511   49.7%   47.0%  43.6%
09/30/08  8,735    200      0      140      644    628    802    9,719   2,150    596    4,311   79    110    107   4,983   4,891    2,586  3,240   4,447   49.4%   48.4%  44.0%


  Total  317,160   6,000  12,133    5,451  24,399 24,852 26,763 365,143  78,950  29,985 118,184 2,762  1,349 3,204 152,786  150,148 133,407 133,267134,829  1209.5%1211.0%1167.7%
Average   10,572     200     404      182     813    828    892  12,171   2,632     999   3,939    92     45   107   5,093    5,005   4,447  4,442            40.3%  40.4%  38.9%