Relief
California, Tuolumne County, Summit Creek
Location
| State | California |
| County | Tuolumne |
| River | Summit Creek |
| Coordinates | 38.28120, -119.73370 |
Physical Characteristics
| NID Height | 140 ft |
| Dam Height | 140 ft |
| Dam Length | 560 ft |
| NID Storage | 15,600 acre-ft |
| Max Storage | 15,554 acre-ft |
| Surface Area | 223 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Poor |
| EAP Status | Yes |
| Last Inspection | September 17, 2025 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1909 |
| Primary Purpose | Hydroelectric |
| Dam Type | Rockfill |
| Owner Type | Private |
| Owner | Pacific Gas and Electric 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.