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.