Cuyamaca
California — San Diego County — Boulder Creek
Location
| State | California |
| County | San Diego |
| River | Boulder Creek |
| Coordinates | 32.99060, -116.58630 |
Physical Characteristics
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 665 ft |
| NID Storage | 11,740 acre-ft |
| Max Storage | 11,740 acre-ft |
| Surface Area | 976 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | December 23, 2025 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1887 |
| Primary Purpose | Other |
| Dam Type | Earth |
| Owner Type | Public Utility |
| Owner | Helix Water 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.