Lagunitas
California — Marin County — Lagunitas Creek
Location
| State | California |
| County | Marin |
| River | Lagunitas Creek |
| Coordinates | 37.94760, -122.59630 |
Physical Characteristics
| NID Height | 48 ft |
| Dam Height | 48 ft |
| Dam Length | 433 ft |
| NID Storage | 341 acre-ft |
| Max Storage | 341 acre-ft |
| Surface Area | 22 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | September 18, 2025 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1872 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | Public Utility |
| Owner | Marin Municipal 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.