Timestamp: 07-07-2025 07:01:06
DIVISION OF OPERATIONS AND MAINTENANCE
SUMMARY OF SWP RESERVOIR
06-30-2025 to 07-06-2025
All Values in (AF)
| Oroville Complex | This Week Maximum Day | This Week Minimum Day | 07-06-2025 Reading | Total for Week |
|---|---|---|---|---|
| Inflow To Lake Oroville | 7,191 | 5,043 | 7,191 | 44,882 |
| Total Releases from Hyatt Power Plant (Includes Pumpack) | 31,047 | 5,940 | 31,047 | 128,882 |
| River Valve Flow | 0 | 0 | 0 | 0 |
| Spill | 15,358 | 0 | 0 | 29,075 |
| Storage | 3,231,871 | 3,126,904 | 3,126,904 | - |
| Flood Control - Amount of Encroachment | 0 | 0 | 0 | - |
| Releases to Feather River (Sum of River Outlet and Diversion Dam Releases) | 16,859 | 12,727 | 16,859 | 113,881 |
| Releases to Feather River for Flood Control | - | - | - | - |
| Reservoir Storage | Operational Capacity | This Year Maximum Storage (1) | This Year Minimum Storage (1) | Average Storage (2) | 07-06-2025 Reading | Net Change this Week (3) |
|---|---|---|---|---|---|---|
| Frenchman Lake | 55,475 | 56,861 | 43,184 | 8,050 | 52,145 | -457 |
| Lake Davis | 84,371 | 81,542 | 67,507 | 11,511 | 75,160 | -911 |
| Antelope Lake | 22,564 | 23,609 | 17,030 | 3,578 | 21,602 | -336 |
| Lake Oroville | 3,440,276 | 3,421,343 | 2,336,664 | 431,025 | 3,126,904 | -115,702 |
| Lake Del Valle | 39,914 | 40,511 | 26,098 | 6,472 | 39,365 | -833 |
| San Luis Reservoir Total | 2,027,835 | 1,841,361 | 910,479 | 188,766 | 910,479 | -73,215 |
| DWR | 1,062,180 | 1,015,784 | 493,155 | 108,443 | 494,563 | -35,583 |
| USBR | 965,655 | 854,111 | 415,916 | 80,324 | 415,916 | -37,632 |
| Pyramid Lake | 169,901 | 167,626 | 150,637 | 28,229 | 165,092 | 721 |
| Castaic Lake | 319,247 | 317,123 | 238,931 | 44,385 | 303,496 | -733 |
| Silverwood Lake | 74,970 | 72,705 | 67,006 | 11,859 | 72,264 | -441 |
| Lake Perris | 132,614 | 120,103 | 105,347 | 18,984 | 120,103 | 315 |
| Total (4) | 5,401,512 | 5,317,207 | 3,545,559 | 672,536 | 4,470,694 | -153,960 |
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 07/06 from 1979 through 2025.
- (3)
- Since 06-29-2025.
- (4)
- Does not include USBR San Luis Reservoir storage.