Mammoth Pool
California, Madera County, San Joaquin River
Location
| State | California |
| County | Madera |
| River | San Joaquin River |
| Coordinates | 37.32310, -119.31720 |
Physical Characteristics
| NID Height | 411 ft |
| Dam Height | 411 ft |
| Dam Length | 820 ft |
| NID Storage | 122,175 acre-ft |
| Max Storage | 122,175 acre-ft |
| Surface Area | 1,100 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | August 29, 2023 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1960 |
| Primary Purpose | Hydroelectric |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | Southern California Edison Company |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.