04/01/09
                                                                U.S. Bureau of Reclamation - Central Valley Operations Office
                                                                        Delta Outflow Computation (values in c.f.s.)

                                                                                February 2009
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     (%)     (%)    (%)
02/01/09 10,011    250      18      354    1,275   1,339  1,230  11,908   900     996     995     60     0     44   2,096    2,454   8,912  11,039  8,912   16.7%   19.0%  21.5%
02/02/09  9,781    249      19      342    1,230   1,321  1,213  11,621   900     998     991     63     0     57   2,108    1,989   8,612  10,245  8,762   17.1%   16.5%  17.2%
02/03/09  9,282    247      20      333    1,195   1,290  1,203  11,077   900     996     995     70     0     22   2,084    1,990   8,093   9,391  8,539   18.0%   17.3%  17.0%
02/04/09  8,665    246      20      328    1,185   1,255  1,201  10,444   900     989    1,001    76     0     53   2,119    1,990   7,424   8,818  8,261   19.1%   18.0%  16.9%
02/05/09  8,691    244      20      328    1,193   1,229  1,201  10,476   900     999    1,003    73     0     32   2,107    1,995   7,469   8,561  8,102   19.1%   18.7%  16.6%
02/06/09  8,896    243      22      311    1,203   1,216  1,206  10,675   -13     990    1,001    69     0     57   2,116    1,994   8,572   8,399  8,181   18.6%   18.9%  16.6%
02/07/09  8,984    241     26      325     1,229  1,213  1,213  10,805  (1,839)   994    1,003   64     0     44    2,105   1,997   10,539  8,517   8,517   18.5%   18.7%  16.5%
02/08/09  8,833    240     31      333     1,258  1,217  1,218  10,695  (1,839)   991    1,001   65     0     40    2,097   1,993   10,437  8,735   8,757   18.6%   18.6%  16.5%
02/09/09  8,240    240     29      331     1,254  1,229  1,225  10,094  (2,295)   994    1,003   74     0     42    2,114   1,996   10,275  8,973   8,926   19.8%   18.9%  16.7%
02/10/09  8,673    240     28      386     1,280  1,248  1,235  10,607  (2,345)   998    1,002   52     0     47    2,099   1,996   10,853  9,367   9,119   18.9%   19.1%  16.9%
02/11/09  9,246    240     27      382     1,318  1,272  1,246  11,213  (2,117)  1,990   1,719   54     0     50    3,814   2,569    9,515  9,666   9,155   33.1%   24.1%  22.2%
02/12/09  9,391    240     27      363     1,359  1,302  1,260  11,380  (1,660)  1,990   2,018   74     0     48    4,130   3,239    8,910  9,872   9,134   35.2%   29.3%  28.7%
02/13/09  9,978    240     29      410     1,413  1,333  1,274  12,070  (1,889)  2,456   1,595   66     0     57    4,173   3,923    9,785  10,045  9,184   33.6%   33.9%  35.3%
02/14/09 10,015    240     42      578     1,451  1,369  1,291  12,326  (5,768)  1,971   1,995   61     0     62    4,089   4,008   14,005  10,540  9,529   32.2%   33.6%  36.1%
02/15/09 11,150    240     44      860     1,508  1,406  1,306  13,802  (5,996)  1,993   1,994   64     0     66    4,116   4,001   15,683  11,290  9,939   28.9%   31.4%  35.6%
02/16/09 12,684    240     131     588     1,511  1,446  1,322  15,154  (5,312)  1,991   2,006   100    0     70    4,167   3,983   16,298  12,150 10,336   26.4%   28.9%  34.7%
02/17/09 13,297    240     835     625     1,565  1,501  1,344  16,562  (5,540)  1,991   2,005   60     0     58    4,114   3,993   17,988  13,169 10,787   24.1%   26.3%  33.6%
02/18/09 19,898    240    1,162   1,691    1,703  1,556  1,367  24,694  (12,615) 1,997   2,010   79     0     41    4,128   4,000   33,181  16,550 12,031   16.2%   21.3%  31.0%
02/19/09 31,698    240     640    1,568    1,742  1,609  1,389  35,888  (8,279)  2,497   2,562   78     0     22    5,159   4,354   39,008  20,850 13,451   14.1%   16.9%  29.6%
02/20/09 34,729    240     310     845     1,785  1,673  1,414  37,909  (8,050)  2,994   2,787   90     0      8    5,878   4,949   40,081  25,178 14,782   15.3%   15.1%  29.7%
02/21/09 35,512    240     216     618     1,894  1,720  1,434  38,480  (8,000)  2,740   2,803   95     0      8    5,646   5,461   40,835  29,011 16,023   14.4%   14.6%  29.3%
02/22/09 32,648    240     178     513     1,842  1,760  1,450  35,421  (6,403)  2,748   2,775   89     0      8    5,621   5,616   36,203  31,942 16,940   15.6%   15.1%  27.5%
02/23/09 27,986    240     607     531     1,790  1,786  1,463  31,154  (2,067)  2,799   2,795   88     0      7    5,688   5,553   27,533  33,547 17,401   18.0%   15.9%  25.4%
02/24/09 27,520    240    1,284   1,371    1,744  1,789  1,474  32,159  (2,523)  2,787   2,797   86     0      5    5,674   5,567   29,008  35,121 17,884   17.4%   16.9%  23.7%
02/25/09 36,009    240     832    2,216    1,723  1,779  1,482  41,020  (2,523)  2,797   2,803   90     0      9    5,699   5,592   37,844  35,787 18,683   13.7%   16.1%  21.9%
02/26/09 41,311    240     420    1,544    1,678  1,765  1,490  45,193  (2,523)  3,298   2,807   117    0      3    6,225   5,763   41,491  36,142 19,560   13.5%   14.6%  20.6%
02/27/09 41,931    240     335    1,287    1,682  1,733  1,497  45,475  (3,208)  3,291   2,807   125    0      2    6,223   5,934   42,460  36,482 20,408   13.4%   13.5%  19.5%
02/28/09 39,751    240     307    1,155    1,673  1,700  1,501  43,126   (241)   3,088   3,272   112    0      0    6,473   6,188   36,894  35,919 20,997   14.7%   13.9%  19.0%




  Total  534,810   6,760   7,659   20,516  41,683 41,055 37,148 611,428 (88,545) 55,363  53,545 2,194      0   962 112,064  105,088 587,909 505,306342,299   564.0% 565.2% 675.8%
Average   19,100     241     274      733   1,489  1,466  1,327  21,837  (3,162)  1,977   1,912    78      0    34   4,002    3,753  20,997 18,047            20.1%  20.2%  24.1%