Timestamp: 06-02-2025 07:01:06
DIVISION OF OPERATIONS AND MAINTENANCE
SUMMARY OF SWP RESERVOIR
05-26-2025 to 06-01-2025
All Values in (AF)
| Oroville Complex | This Week Maximum Day | This Week Minimum Day | 06-01-2025 Reading | Total for Week |
|---|---|---|---|---|
| Inflow To Lake Oroville | 12,413 | 9,784 | 10,206 | 75,064 |
| Total Releases from Hyatt Power Plant (Includes Pumpack) | 6,453 | 0 | 0 | 12,242 |
| River Valve Flow | 0 | 0 | 0 | 0 |
| Spill | 9,058 | 3,967 | 6,942 | 47,605 |
| Storage | 3,418,089 | 3,404,785 | 3,418,089 | - |
| Flood Control - Amount of Encroachment | 0 | 0 | 0 | - |
| Releases to Feather River (Sum of River Outlet and Diversion Dam Releases) | 4,958 | 4,562 | 4,562 | 32,561 |
| Releases to Feather River for Flood Control | - | - | - | - |
| Reservoir Storage | Operational Capacity | This Year Maximum Storage (1) | This Year Minimum Storage (1) | Average Storage (2) | 06-01-2025 Reading | Net Change this Week (3) |
|---|---|---|---|---|---|---|
| Frenchman Lake | 55,475 | 56,861 | 43,184 | 8,460 | 55,318 | -553 |
| Lake Davis | 84,371 | 81,542 | 67,507 | 12,043 | 79,501 | -665 |
| Antelope Lake | 22,564 | 23,609 | 17,030 | 3,757 | 22,788 | -140 |
| Lake Oroville | 3,440,276 | 3,418,089 | 2,336,664 | 467,023 | 3,418,089 | 13,149 |
| Lake Del Valle | 39,914 | 40,326 | 26,098 | 6,608 | 39,858 | 141 |
| San Luis Reservoir Total | 2,027,835 | 1,841,361 | 1,296,644 | 224,922 | 1,296,644 | -71,077 |
| DWR | 1,062,180 | 1,015,784 | 669,974 | 122,852 | 669,974 | -32,591 |
| USBR | 965,655 | 854,111 | 523,835 | 102,070 | 626,670 | -38,486 |
| Pyramid Lake | 169,901 | 167,626 | 150,637 | 27,976 | 162,396 | -627 |
| Castaic Lake | 319,247 | 311,237 | 238,931 | 45,954 | 310,276 | -131 |
| Silverwood Lake | 74,970 | 72,657 | 67,006 | 11,880 | 72,274 | -239 |
| Lake Perris | 132,614 | 118,223 | 105,347 | 19,284 | 118,223 | 446 |
| Total (4) | 5,401,512 | 5,305,954 | 3,722,378 | 725,837 | 4,948,697 | -21,210 |
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 06/01 from 1979 through 2025.
- (3)
- Since 05-25-2025.
- (4)
- Does not include USBR San Luis Reservoir storage.