05/01/23

Preliminary Data - Subject to Change

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 (%) (%) (%)

04/01/23 65,784 170 7,859 6,760 34,652 35,239 34,241 115,225 102 5,295 3,522 262 4 0 9,076 9,135 106,047 102,812 106,047 7.6% 8.3% 6.5%

04/02/23 66,704 170 4,714 6,368 34,241 35,017 34,132 112,197 152 5,284 3,516 263 4 2 9,061 8,972 102,983 101,535 104,515 7.8% 8.0% 6.7%

04/03/23 63,692 170 2,063 6,126 34,023 34,768 34,087 106,074 1,008 5,292 3,521 270 4 0 9,079 8,810 95,987 99,924 101,672 8.3% 7.9% 6.8%

04/04/23 57,778 170 2,019 5,938 33,998 34,486 33,990 99,903 1,750 5,995 3,501 292 13 2 9,777 9,036 88,376 98,063 98,348 9.5% 8.5% 7.3%

04/05/23 53,419 170 1,971 5,720 33,697 34,139 33,846 94,977 1,800 5,995 3,495 290 8 5 9,777 9,266 83,400 96,258 95,359 10.0% 9.2% 7.9%

04/06/23 49,943 170 1,937 5,491 33,273 33,838 33,703 90,814 1,800 5,999 953 295 7 3 7,244 8,646 81,770 93,997 93,094 7.6% 9.1% 7.7%

04/07/23 46,689 170 1,759 5,326 32,984 33,550 33,550 86,928 1,800 5,993 813 262 5 8 7,070 7,749 78,058 90,946 90,946 8% 9% 7%

04/08/23 43,593 170 1,296 5,328 32,633 33,277 33,397 83,020 1,572 5,996 813 260 5 16 7,080 6,856 74,368 86,420 88,874 8% 8% 7%

04/09/23 41,445 170 1,276 5,290 32,329 32,983 33,239 80,510 1,622 3,990 1,434 275 5 17 5,712 6,347 73,176 82,162 87,130 7% 8% 6%

04/10/23 40,500 170 1,233 5,271 31,969 32,672 33,096 79,143 1,622 3,994 1,696 290 4 10 5,986 5,975 71,535 78,669 85,570 7% 7% 6%

04/11/23 41,043 170 1,123 5,470 31,816 32,370 32,959 79,622 1,622 3,490 1,700 295 11 8 5,482 5,435 72,518 76,404 84,384 7% 7% 6%

04/12/23 40,677 170 847 5,871 31,587 32,098 32,826 79,152 1,622 3,499 1,699 286 10 11 5,484 5,359 72,046 74,782 83,355 7% 7% 6%

04/13/23 40,510 170 795 6,246 31,367 31,829 32,694 79,088 1,850 3,992 1,696 285 14 9 5,968 5,358 71,270 73,282 82,426 7% 7% 6%

04/14/23 41,878 170 708 6,253 31,100 31,555 32,552 80,109 1,900 3,989 1,694 284 18 11 5,961 5,523 72,248 72,452 81,699 7% 7% 6%

04/15/23 42,667 170 567 6,023 30,717 31,292 32,415 80,144 1,900 3,491 1,694 290 19 17 5,473 5,519 72,771 72,223 81,104 6% 7% 6%

04/16/23 42,448 170 551 5,845 30,491 31,077 32,293 79,505 1,900 2,995 1,696 291 8 20 4,994 5,187 72,611 72,143 80,573 6% 6% 6%

04/17/23 42,361 170 536 5,821 30,463 30,870 32,179 79,351 1,900 4,496 1,698 292 15 14 6,484 5,357 70,967 72,061 80,008 8% 7% 6%

04/18/23 43,636 170 521 5,860 30,363 30,625 32,051 80,550 1,900 4,494 1,695 286 48 11 6,438 5,691 72,212 72,018 79,575 8% 7% 7%

04/19/23 44,197 170 517 5,695 29,873 30,337 31,909 80,452 1,843 4,489 1,691 290 66 12 6,417 6,188 72,192 72,039 79,186 8% 8% 8%

04/20/23 44,152 170 501 5,452 29,351 30,056 31,770 79,626 1,843 5,990 1,688 293 58 14 7,927 6,682 69,856 71,837 78,720 10% 8% 8%

04/21/23 43,760 170 491 5,294 29,133 29,861 31,655 78,848 1,843 5,987 1,686 296 56 18 7,931 7,177 69,074 71,383 78,260 10% 9% 9%

04/22/23 42,815 170 375 5,272 29,354 29,736 31,563 77,986 1,843 4,492 1,690 286 48 18 6,439 7,178 69,704 70,945 77,871 8% 9% 9%

04/23/23 41,758 170 365 5,447 29,615 29,638 31,485 77,355 1,843 2,994 2,402 290 19 22 5,689 6,417 69,823 70,547 77,521 7% 8% 8%

04/24/23 41,444 170 356 5,684 29,776 29,560 31,416 77,430 1,900 3,990 2,702 277 20 23 6,973 6,090 68,557 70,203 77,148 9% 8% 8%

04/25/23 41,916 170 346 5,750 29,821 29,544 31,349 78,003 1,950 3,489 2,695 290 24 26 6,475 6,091 69,578 69,826 76,845 8% 8% 8%

04/26/23 42,958 170 330 5,793 29,758 29,577 31,281 79,009 1,950 3,491 2,693 284 21 20 6,467 6,353 70,592 69,598 76,605 8% 8% 8%

04/27/23 43,981 170 211 5,708 29,584 29,615 31,212 79,654 1,950 5,494 2,693 271 29 25 8,453 6,852 69,251 69,511 76,332 10% 9% 9%

04/28/23 44,967 170 193 5,753 29,399 29,617 31,146 80,482 1,950 4,994 2,720 274 41 22 7,969 7,362 70,563 69,724 76,126 10% 9% 9%

04/29/23 46,816 170 187 5,924 29,365 29,582 31,085 82,462 2,000 2,997 2,707 274 45 21 5,954 7,201 74,508 70,410 76,070 7% 9% 9%

04/30/23 48,455 170 179 6,035 29,371 29,513 31,025 84,210 2,000 2,987 2,713 273 33 24 5,963 6,372 76,247 71,328 76,076 7% 8% 8%

-

Total 1,391,986 5,100 35,826 172,814 936,103 948,322 974,147 2,541,829 50,737 135,672 64,917 8,469 660 405 208,803 204,184 2,282,289 2,363,502 2,531,438 - - -

Average 46,400 170 1,194 5,760 31,203 31,611 32,472 84,728 1,691 4,522 2,164 282 22 13 6,960 6,806 76,076 78,783 84,381 8% 8% 7%

NDCU

NBA

S. Joaquin River @ Vernalis

 DELTA INFLOW

PRELIMINARY

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

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

OUTFLOW INDEX EXPORT/INFLOW

April 2023

DELTA EXPORTS

Date

5/1/2023 6:53 AM