Castaic
California, Los Angeles County, Castaic Creek
Location
| State | California |
| County | Los Angeles |
| River | Castaic Creek |
| Coordinates | 34.52150, -118.61360 |
Physical Characteristics
| NID Height | 340 ft |
| Dam Height | 340 ft |
| Dam Length | 5,200 ft |
| NID Storage | 323,700 acre-ft |
| Max Storage | 323,700 acre-ft |
| Surface Area | 2,235 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Poor |
| EAP Status | Yes |
| Last Inspection | October 7, 2025 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1973 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | State |
| Owner | California Department of Water Resources |
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.