5/1/2018 9:58 AM

05/01/18

Preliminary Data - Subject to Chang

Estimated numbers are in bold Italic print

Sacto R Yolo + East Side Total Clifton Contra Byron Total 3-day

@Freeport SRTP Misc Streams 7-day Monthly Delta Court Tracy Costa Bethany Delta Avg NDOI 7-day Monthly Daily 3 Day 14 Day

prev dy prev wk prev dy prev dy prev dy Avg Avg Inflow (CLT) (TRA) (CCC) (BBID) Exports TRA & CLT daily Avg Avg (%) (%) (%)

04/01/18 30,778 220 87 2,089 6,488 7,098 3,605 39,662 1,700 3,290 3,540 210 25 1 7,016 8,679 30,946 43,287 27,945 17% 20% 18%

04/02/18 28,824 214 81 2,181 6,353 7,034 6,763 37,653 1,750 2,997 3,525 237 13 14 6,760 7,553 29,144 38,142 29,144 17% 19% 16%

04/03/18 27,864 209 76 2,158 6,763 7,008 7,133 37,070 1,750 3,492 3,532 239 10 21 7,274 6,792 28,046 34,243 28,595 19% 18% 14%

04/04/18 27,411 203 71 2,426 7,502 7,028 7,347 37,613 1,750 4,393 2,724 238 9 18 7,364 6,887 28,499 32,030 28,563 19% 18% 14%

04/05/18 31,182 197 67 2,727 7,776 7,113 7,506 41,949 1,800 4,476 2,711 229 7 17 7,427 7,109 32,722 30,771 29,603 17% 18% 14%

04/06/18 40,445 191 64 3,495 7,983 7,374 7,755 52,178 1,800 4,581 2,712 236 3 2 7,529 7,199 42,850 31,978 32,252 14% 16% 14%

04/07/18 53,053 186 174 4,227 8,752 7,825 8,070 66,392 -5,275 4,986 2,715 233 3 5 7,937 7,394 63,729 36,562 37,498 12% 14% 15%

04/08/18 63,583 180 976 8,385 9,645 8,336 8,336 82,769 -8,013 4,497 3,434 246 3 0 8,173 7,642 82,609 43,943 43,943 10% 11% 15%

04/09/18 73,107 180 1,784 6,825 9,929 8,714 8,470 91,825 -7,963 3,992 3,430 266 10 5 7,683 7,685 92,105 52,937 49,963 8% 10% 14%

04/10/18 78,540 180 16,619 5,435 9,411 8,865 8,480 110,185 -7,963 896 3,445 287 11 4 4,622 6,565 113,527 65,149 57,026 4% 7% 12%

04/11/18 76,033 180 8,299 4,658 8,560 8,998 8,503 97,730 -7,963 895 1,814 278 16 6 2,977 4,824 102,716 75,751 61,595 3% 5% 8%

04/12/18 69,698 180 205 3,904 8,708 9,234 8,606 82,695 -1,117 1,800 979 273 12 5 3,044 3,277 80,768 82,615 63,338 3% 3% 5%

04/13/18 59,236 180 175 3,378 9,633 9,360 8,692 72,602 1,622 2,294 988 272 8 4 3,551 2,923 67,429 86,126 63,679 5% 3% 5%

04/14/18 49,405 180 150 2,738 9,637 9,317 8,742 62,110 1,672 2,299 986 261 4 4 3,546 3,115 56,892 85,149 63,157 5% 4% 5%

04/15/18 43,001 180 130 2,205 9,342 9,137 8,736 54,858 1,672 468 2,608 259 3 0 3,332 3,215 49,854 80,470 62,206 6% 5% 5%

04/16/18 37,735 180 117 1,952 8,666 8,904 8,673 48,650 1,672 494 2,622 134 4 4 3,249 3,159 43,729 73,559 60,975 6% 6% 5%

04/17/18 34,169 180 110 2,005 7,784 8,719 8,585 44,248 759 490 2,613 186 11 1 3,279 3,098 40,211 63,085 59,677 7% 6% 5%

04/18/18 30,766 180 78 2,020 7,263 8,424 8,470 40,307 759 798 995 249 26 5 2,021 2,671 37,527 53,773 58,374 4% 6% 4%

04/19/18 27,817 180 68 1,829 6,640 7,891 8,328 36,534 759 596 991 260 28 4 1,824 2,161 33,952 47,085 57,017 4% 5% 3%

04/20/18 24,599 180 62 1,719 5,906 7,302 8,180 32,466 759 595 989 250 20 4 1,819 1,655 29,889 41,722 55,589 5% 4% 2%

04/21/18 22,624 180 81 1,624 5,516 6,681 8,020 30,025 759 592 989 245 20 5 1,810 1,584 27,456 37,517 54,183 5% 5% 2%

04/22/18 21,288 180 158 1,572 4,989 6,109 7,861 28,187 1,900 599 989 245 20 6 1,819 1,584 24,468 33,890 52,768 6% 5% 3%

04/23/18 19,442 180 180 1,534 4,667 5,611 7,699 26,003 1,900 590 990 257 22 4 1,819 1,583 22,284 30,827 51,382 6% 6% 3%

04/24/18 18,455 180 221 1,488 4,299 5,138 7,536 24,643 1,900 697 990 262 26 3 1,925 1,618 20,818 28,056 50,053 7% 6% 3%

04/25/18 17,326 180 260 1,497 3,950 4,807 7,402 23,213 1,950 697 991 268 44 1 1,912 1,651 19,351 25,460 48,774 7% 7% 4%

04/26/18 15,446 180 287 1,476 4,324 4,606 7,286 21,713 1,950 589 992 274 32 6 1,829 1,652 17,934 23,171 47,540 7% 7% 4%

04/27/18 14,251 180 291 1,457 4,497 4,428 7,170 20,676 1,950 598 992 275 28 4 1,842 1,620 16,884 21,314 46,361 8% 7% 4%

04/28/18 14,185 180 304 1,439 4,271 4,307 7,058 20,379 1,950 594 989 258 30 5 1,815 1,585 16,614 19,765 45,259 8% 7% 5%

04/29/18 14,149 180 340 1,407 4,143 4,251 6,958 20,219 2,000 596 988 251 27 6 1,814 1,586 16,405 18,613 44,229 8% 8% 5%

04/30/18 13,514 180 344 1,354 4,275 4,266 6,870 19,667 2,000 494 985 250 28 5 1,706 1,548 15,961 17,710 43,254 7% 8% 5%

-

Total 1,077,926 5,560 31,859 81,204 207,672 213,887 232,837 1,404,221 187 54,377 57,247 7,426 499 164 118,715 119,615 1,285,319 1,354,700 1,453,939 - - -

Average 35,931 185 1,062 2,707 6,922 7,130 7,761 46,807 6 1,813 1,908 248 17 5 3,957 3,987 42,844 45,157 48,465 8% 9% 8%

S. Joaquin River @ Vernalis

 DELTA INFLOW

PRELIMINARY

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

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

April 2018

DELTA EXPORTS OUTFLOW INDEX EXPORT/INFLOW

Date NDCU

NBA