Timestamp: 03-30-2026 07:01:05
DIVISION OF OPERATIONS AND MAINTENANCE
SUMMARY OF SWP RESERVOIR
03-23-2026 to 03-29-2026
All Values in (AF)
| Oroville Complex | This Week Maximum Day | This Week Minimum Day | 03-29-2026 Reading | Total for Week |
|---|---|---|---|---|
| Inflow To Lake Oroville | 13,288 | 10,241 | 10,241 | 82,666 |
| Total Releases from Hyatt Power Plant (Includes Pumpack) | 8,778 | 3,580 | 3,580 | 36,688 |
| River Valve Flow | 0 | 0 | 0 | 0 |
| Spill | 4,050 | 0 | 0 | 4,050 |
| Storage | 3,075,953 | 3,038,388 | 3,075,953 | - |
| Flood Control - Amount of Encroachment | 26,200 | 13,151 | 26,200 | - |
| Releases to Feather River (Sum of River Outlet and Diversion Dam Releases) | 9,876 | 3,620 | 3,620 | 40,387 |
| Releases to Feather River for Flood Control | 6,405 | 149 | 149 | 16,090 |
| Reservoir Storage | Operational Capacity | This Year Maximum Storage (1) | This Year Minimum Storage (1) | Average Storage (2) | 03-29-2026 Reading | Net Change this Week (3) |
|---|---|---|---|---|---|---|
| Frenchman Lake | 55,475 | 57,038 | 46,498 | 8,982 | 56,349 | -223 |
| Lake Davis | 84,371 | 81,739 | 72,982 | 12,463 | 81,344 | -277 |
| Antelope Lake | 22,564 | 23,609 | 19,328 | 3,893 | 23,031 | -179 |
| Lake Oroville | 3,440,276 | 3,075,953 | 2,404,046 | 465,639 | 3,075,953 | 40,563 |
| Lake Del Valle | 39,914 | 35,045 | 28,778 | 6,742 | 35,045 | 524 |
| San Luis Reservoir Total | 2,027,835 | 1,815,496 | 1,405,750 | 300,176 | 1,810,241 | -855 |
| DWR | 1,062,180 | 1,063,619 | 960,446 | 162,673 | 1,039,595 | -6,255 |
| USBR | 965,655 | 771,446 | 445,304 | 137,503 | 770,646 | 5,400 |
| Pyramid Lake | 169,901 | 169,025 | 150,446 | 30,553 | 163,778 | -2,928 |
| Castaic Lake | 319,247 | 270,390 | 248,811 | 48,428 | 267,699 | 6,624 |
| Silverwood Lake | 74,970 | 66,841 | 49,526 | 12,766 | 66,841 | 2,559 |
| Lake Perris | 132,614 | 124,647 | 107,043 | 19,949 | 107,151 | -1,924 |
| Total (4) | 5,401,512 | 4,967,906 | 4,087,904 | 772,088 | 4,916,786 | 38,484 |
Data is preliminary and subject to revision.
Footnotes
- (1)
- Maximum and Minimum storage in the year the week begins (2026).
- (2)
- Average storage for each 03/29 from 1979 through 2026.
- (3)
- Since 03-22-2026.
- (4)
- Does not include USBR San Luis Reservoir storage.