Corps of Engineers Flood Control Requirements for California Reservoirs
Data Ending 2400 hours 14 JUL 2026
Report Generated 15 JUL 2026 @ 1100
---- Sacramento Valley ----
-------------------- Storages ----------------------- Flood Control
Gross Top of Actual % of Above Top Parameters
Pool Conservation Res Gross of Conserv Rain Snow
(acft) (acft)*** (acft) Pool (acft)( **) (in) (acft)
-------------- --------- --------- --------- -------- -------------- ---------------
Shasta: 4,552,100 4,552,100 3,344,794 73 -1,207,306( 0) 79118 CFS
Black Butte: 136,200 136,200 72,531 53 -63,669( 0) 4.25 ---
East Park: 50,900 -NR-
Stony Gorge: 50,000 -NR-
Oroville: 3,425,000 3,425,000 2,821,052 82 -603,948( 0) 0.05 ---
New Bullards: 966,000 966,000 835,502 86 -130,498( 0) ---- ---
Indian Valley: 300,600 300,600 231,100 77 -69,500( 0) ---- ---
Folsom: 966,823 Forecasted Volumes****
14JUL2026 12 966,823 776,217 80 -190,606( 0) 2,708; 5,236; 8,006; 13,886
--------------------------------------------------------------------------------------------------------
15JUL2026 12 966,823 769,102 80 -197,721( 0) 2,757; 5,839; 8,914; 15,756
No Forecast
No Forecast
No Forecast
____________________________________________________________________________________
BASIN TOTALS 10,469,900 9,379,900 8,075,783 77 -1,304,117( 0)
TOTAL FLOOD SPACE ENCROACHED 0
w/US Storages 11,124,200 8,326,446 75
** Percent Encroached
*** For a definition of Top of Conservation Storage and other relevant terms,
see the Glossary of Key Phrases page on the
**** In order (left to right) the 1 Day; 2 Day; 3 Day; and 5 Day forecasted volumes
based on the ensemble forecasts provided by cnrfc.noaa.gov
USACE Sacramento District Water Control Data System web site
---- San Joaquin Valley ----
-------------------- Storages ----------------------- Flood Control
Gross Top of Actual % of Above Top Parameters
Pool Conservation Res Gross of Conserv Rain Snow
(acft) (acft)*** (acft) Pool (acft)( **) (in) (acft)
-------------- --------- --------- --------- -------- -------------- ---------------
EBMUD Reservoirs:
Camanche: 417,120 400,245 377,510 91 -22,735( 0) ---- 0
Pardee: 203,795 195,670 96
Salt Springs: 140,000 106,037 76
Lower Bear: 49,000 45,662 93
New Hogan: 317,100 317,100 188,779 60 -128,321( 0) 0.49 ---
Farmington: 52,000 0 167 0 167( 0) ---- ---
New Melones: 2,420,000 2,420,000 1,656,794 68 -763,206( 0) ---- 21,511
Beardsly: 97,800 85,957 88
Donnells: 64,300 60,011 93
Tulloch: 67,000 67,000 66,057 99 -943( 0) ---- ---
Don Pedro: 2,030,000 2,030,000 1,800,989 89 -229,011( 0) ---- 86,847
Hetch Hetchy: 360,400 350,940 97
Cherry Vly: 268,200 258,439 96
Eleanor: 26,000 25,960 100
New Exchequer: 1,024,600 1,024,600 772,810 75 -251,790( 0) ---- 0
Burns: 6,800 0 4 0 4( 0) ---- ---
Bear: 7,700 0 2 0 2( 0) ---- ---
Owens: 3,600 0 0 0 0( 0) ---- ---
Mariposa: 15,000 0 109 1 109( 1) ---- ---
Los Banos: 34,600 34,562 8,471 24 -26,091( 0) ---- ---
Buchanan: 150,000 150,000 21,960 15 -128,040( 0) 0.48 ---
Hidden: 90,000 90,000 15,374 17 -74,626( 0) 0.68 ---
Friant: 520,500 520,500 353,742 68 -166,758( 0) ---- 0
Mammoth: 122,700 108,381 88
Total U/S: 628,500 498,436 79
Big Dry Creek: 30,200 200 188 1 -12( 0) ---- ---
___________________________________________________________________________________
BASIN TOTALS 7,186,300 7,054,207 5,262,955 73 -1,791,252( 0)
TOTAL FLOOD SPACE ENCROACHED 282
w/US Storages 9,018,450 6,890,067 76
** Percent Encroached
*** For a definition of Top of Conservation Storage and other relevant terms,
see the Glossary of Key Phrases page on the
USACE Sacramento District Water Control Data System web site
---- Tulare Lake Basin ----
-------------------- Storages ----------------------- Flood Control
Gross Top of Actual % of Above Top Parameters
Pool Conservation Res Gross of Conserv Rain Snow
(acft) (acft) (acft) Pool (acft)( **) (in) (acft)
-------------- --------- --------- --------- -------- -------------- ---------------
Pine Flat: 1,000,000 1,000,000 441,699 44 -558,301( 0) ---- 0
Total U/S: 251,900 225,714 90
Terminus: 185,600 185,630 54,273 29 -131,357( 0) 0.87 0
Schafer: 84,095 84,095 34,829 41 -49,266( 0) 4.26 0
Isabella: 568,100 568,100 269,210 47 -298,890 ( 0) ---- 0
____________________________________________________________________________________
BASIN TOTALS 1,793,400 1,837,825 800,011 45 -1,037,814( 0)
TOTAL FLOOD SPACE ENCROACHED 0
w/US Storages 2,045,300 1,025,725 50
---- Truckee River Basin ----
-------------------- Storages ----------------------- Flood Control
Gross Top of Actual % of Above Top Parameters
Pool Conservation Res Gross of Conserv Rain Snow
(acft) (acft)*** (acft) Pool (acft) (in) (acft)
-------------- --------- --------- --------- -------- -------------- ---------------
Martis Creek: 20,400 800 849 4 49( 0) ---- ---
Prosser: 29,800 29,800 22,425 75 -7,375( 0) ---- 65,378
Boca: 41,100 41,100 37,435 91 -3,665( 0) ---- 65,378
Stampede: 226,500 226,500 153,923 68 -72,577( 0) ---- 65,378
____________________________________________________________________________________
BASIN TOTALS 317,800 298,200 214,632 68 -83,568( 0)
TOTAL FLOOD SPACE ENCROACHED 49
** Percent Encroached
*** For a definition of Top of Conservation Storage and other relevant terms,
see the Glossary of Key Phrases page on the
USACE Sacramento District Water Control Data System web site
---- Russian River Basin----
-------------------- Storages ----------------------- Flood Control
Gross Top of Actual % of Above Top Parameters
Pool Conservation Res Gross of Conserv Rain Snow
(acft) (acft)*** (acft) Pool (acft)( **) (in) (acft)
-------------- --------- --------- --------- -------- -------------- ---------------
Coyote: 116,500 111,000 76,456 66 -34,543( 0) ---- ---
Warm Springs: 381,000 245,000 252,720 66 7,720( 6) ---- ---
____________________________________________________________________________________
BASIN TOTALS 497,500 356,000 329,176 66 -26,823( 0)
TOTAL FLOOD SPACE ENCROACHED 7,720
** Percent Encroached
*** For a definition of Top of Conservation Storage and other relevant terms,
see the Glossary of Key Phrases page on the
USACE Sacramento District Water Control Data System web site
---- So. San Francisco Bay Basin ----
-------------------- Storages ----------------------- Flood Control
Gross Top of Actual % of Above Top Parameters
Pool Conservation Res Gross of Conserv Rain Snow
(acft) (acft)*** (acft) Pool (acft)( **) (in) (acft)
-------------- --------- --------- --------- -------- -------------- ---------------
Del Valle: 77,000 40,000 35,623 46( 0) -4,377( 0) ---- ---
____________________________________________________________________________________
** Percent Encroached
*** For a definition of Top of Conservation Storage and other relevant terms,
see the Glossary of Key Phrases page on the
USACE Sacramento District Water Control Data System web site
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