Electra Afterbay
California — Calaveras County — North Fork Mokelumne River
Location
| State | California |
| County | Calaveras |
| River | North Fork Mokelumne River |
| Coordinates | 38.33045, -120.67521 |
Physical Characteristics
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 319 ft |
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Surface Area | 1 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Satisfactory |
| EAP Status | Not Required |
| Last Inspection | June 14, 2017 |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1948 |
| Primary Purpose | Hydroelectric |
| Dam Type | Concrete |
| 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.