Timestamp: 10-20-2025 07:01:06
STATE OF CALIFORNIA
DEPARTMENT OF WATER RESOURCES
THE RESOURCES AGENCY

DIVISION OF OPERATIONS AND MAINTENANCE

SUMMARY OF SWP RESERVOIR

10-13-2025 to 10-19-2025

All Values in (AF)

Oroville Complex This Week Maximum Day This Week Minimum Day 10-19-2025 Reading Total for Week
Inflow To Lake Oroville 4,293 2,964 3,291 24,776
Total Releases from Hyatt Power Plant (Includes Pumpack) 8,391 5,929 6,195 52,326
River Valve Flow 0 0 0 0
Spill 0 0 0 0
Storage 1,899,133 1,873,766 1,873,766 -
Flood Control - Amount of Encroachment 0 0 0 -
Releases to Feather River (Sum of River Outlet and Diversion Dam Releases) 5,454 4,859 4,859 34,658
Releases to Feather River for Flood Control - - - -
Reservoir Storage Operational Capacity This Year Maximum Storage (1) This Year Minimum Storage (1) Average Storage (2) 10-19-2025 Reading Net Change this Week (3)
Frenchman Lake 55,475 56,861 42,443 6,567 42,510 67
Lake Davis 84,371 81,542 65,383 9,873 65,488 35
Antelope Lake 22,564 23,609 16,802 2,821 16,802 -236
Lake Oroville 3,440,276 3,421,343 1,873,766 276,445 1,873,766 -28,461
Lake Del Valle 39,914 40,511 26,098 5,758 36,601 -256
San Luis Reservoir Total 2,027,835 1,841,361 771,746 161,034 1,083,445 -7,407
DWR 1,062,180 1,015,784 462,113 102,596 829,922 -10,461
USBR 965,655 854,111 242,281 58,438 253,523 3,054
Pyramid Lake 169,901 169,257 150,637 28,075 161,171 -2,582
Castaic Lake 319,247 317,123 238,931 39,598 277,131 7,184
Silverwood Lake 74,970 73,186 67,006 11,840 72,753 192
Lake Perris 132,614 125,035 105,347 17,648 125,035 775
Total (4) 5,401,512 5,324,251 3,048,526 501,221 3,501,179 -33,743

Data is preliminary and subject to revision.

Footnotes

(1)
Maximum and Minimum storage in the year the week begins (2025).
(2)
Average storage for each 10/19 from 1979 through 2025.
(3)
Since 10-12-2025.
(4)
Does not include USBR San Luis Reservoir storage.