West Valley
California — Modoc County — West Valley Cr
Location
| State | California |
| County | Modoc |
| River | West Valley Cr |
| Coordinates | 41.22280, -120.41210 |
Physical Characteristics
| NID Height | 65 ft |
| Dam Height | 65 ft |
| Dam Length | 305 ft |
| NID Storage | 23,000 acre-ft |
| Max Storage | 23,000 acre-ft |
| Surface Area | 1,050 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | November 4, 2025 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1936 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | Public Utility |
| Owner | South Fork Irrigation District |
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.