03/31/11

U.S. Bureau of Reclamation - Central Valley Operations Office

Delta Outflow Computation (values in c.f.s.)

February 2011

Estimated numbers are in bold print

 DELTA INFLOW DELTA EXPORTS OUTFLO

Sacto R Yolo + East Side S. Joaquin River @ Vernalis Total Clifton Contra Byron Total 3-day

@Freeport SRTP Misc Streams 7-day Monthly Delta Court Tracy Costa Bethany NBA Delta Avg NDOI 7-d

Date prev dy prev wk prev dy prev dy prev dy Avg Avg Inflow NDCU (CLT) (TRA) (CCC) (BBID) Exports TRA & CLT daily A

02/01/11 20,935 230 148 1,727 7,631 7,990 7,322 30,671 -469 5,499 4,206 12 4 18 9,730 9,676 21,410 22,

02/02/11 20,787 233 133 1,639 7,322 7,827 7,153 30,114 -698 4,993 3,948 17 0 16 8,974 9,414 21,838 21,02/03/11 20,493 236 127 1,292 6,984 7,626 7,026 29,132 -698 4,996 4,226 11 0 15 9,247 9,289 20,582 21,02/04/11 20,532 239 123 1,182 6,771 7,401 6,965 28,847 -698 4,498 4,127 9 7 13 8,640 8,929 20,904 20,02/05/11 20,048 241 119 1,130 6,781 7,183 6,929 28,319 672 4,999 4,186 7 0 18 9,210 9,011 18,438 20,02/06/11 19,403 244 115 1,104 6,786 7,021 6,920 27,652 672 4,990 4,187 8 0 13 9,197 8,995 17,784 20,02/07/11 18,951 247 113 1,095 6,873 6,911 6,911 27,279 900 5,857 3,174 13 5 10 9,050 9,131 17,329 19,02/08/11 18,404 250 111 1,089 6,858 6,839 6,900 26,712 900 5,990 2,778 12 2 2 8,780 8,992 17,032 19,02/09/11 18,566 250 108 1,090 6,823 6,811 6,887 26,837 900 5,992 2,765 7 6 15 8,773 8,853 17,164 18,02/10/11 18,153 250 106 1,074 6,782 6,835 6,892 26,365 850 6,039 2,215 9 43 17 8,236 8,593 17,279 17,02/11/11 18,255 250 104 1,046 6,942 6,901 6,924 26,597 850 6,696 1,987 5 13 17 8,693 8,565 17,054 17,02/12/11 17,797 250 104 1,026 7,243 6,983 6,960 26,420 850 6,691 1,989 4 22 15 8,677 8,539 16,893 17,02/13/11 17,216 250 102 1,002 7,360 7,058 6,994 25,930 850 6,997 1,992 23 0 21 9,033 8,784 16,047 16,02/14/11 16,767 250 101 983 7,398 7,137 7,024 25,499 850 6,997 1,923 10 24 15 8,922 8,863 15,727 16,02/15/11 16,326 250 110 974 7,408 7,216 7,047 25,068 850 6,984 1,945 4 0 21 8,952 8,946 15,266 16,02/16/11 16,496 250 135 968 7,380 7,304 7,069 25,229 850 6,491 2,577 8 0 17 9,093 8,972 15,286 16,02/17/11 16,992 250 2,152 1,335 7,394 7,399 7,101 28,123 -1,432 6,490 2,816 9 2 5 9,318 9,101 20,237 16,02/18/11 20,660 250 1,148 1,764 7,613 7,505 7,150 31,435 -4,399 6,490 2,830 12 0 0 9,331 9,231 26,503 17,02/19/11 28,724 250 1,091 2,883 7,985 7,735 7,246 40,933 -7,822 6,500 2,818 9 0 0 9,326 9,314 39,429 21,02/20/11 33,115 250 852 4,035 8,970 8,254 7,435 47,222 -8,735 6,995 2,824 12 0 0 9,830 9,485 46,127 25,02/21/11 39,551 250 675 2,291 11,025 8,866 7,638 53,792 -8,685 6,992 2,828 10 0 0 9,830 9,652 52,647 30,02/22/11 39,019 250 502 1,746 11,696 9,495 7,826 53,213 -6,403 5,996 2,824 23 0 0 8,843 9,486 50,773 35,02/23/11 35,252 250 424 1,517 11,783 10,128 8,000 49,226 -3,436 5,983 2,829 29 14 12 8,839 9,151 43,823 39,02/24/11 31,032 250 385 1,391 11,825 10,722 8,157 44,883 -13 5,490 2,827 32 4 12 8,357 8,650 36,538 42,02/25/11 27,430 250 349 1,317 11,771 11,259 8,301 41,117 -241 4,988 3,342 30 0 13 8,373 8,486 32,986 43,02/26/11 27,049 250 643 3,423 11,742 11,656 8,433 43,107 -3,208 4,988 3,555 31 0 27 8,600 8,396 37,715 42,02/27/11 33,306 250 567 2,684 11,750 11,841 8,577 48,557 -3,208 4,989 3,552 30 5 45 8,612 8,471 43,153 42,02/28/11 38,109 250 390 1,852 12,317 11,878 8,698 52,918 -3,208 4,999 3,542 20 0 20 8,581 8,542 47,545 41,

Total 669,368 6,920 11,037 44,659 239,213 231,782 206,484 971,197 (43,358) 165,607 84,812 401 149 374 251,046 251,518 763,509 704

Average 23,906 247 394 1,595 8,543 8,278 7,374 34,686 (1,549) 5,915 3,029 14 5 13 8,966 8,983 27,268 25