Donovan
California — Modoc County — Rye Grass Swale
Location
| State | California |
| County | Modoc |
| River | Rye Grass Swale |
| Coordinates | 41.40990, -120.69350 |
Physical Characteristics
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 2,750 ft |
| NID Storage | 1,234 acre-ft |
| Max Storage | 1,234 acre-ft |
| Surface Area | 207 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | May 22, 2025 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1953 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | California Pines Property Owners Association |
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.