Long Lake
Washington — Stevens County
Location
| State | Washington |
| County | Stevens |
| Coordinates | 47.83710, -117.83870 |
Physical Characteristics
| NID Height | 225 ft |
| Dam Height | 213 ft |
| Dam Length | 593 ft |
| NID Storage | 105,080 acre-ft |
| Max Storage | — |
| Surface Area | 5,060 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Fair |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1915 |
| Primary Purpose | Hydroelectric |
| Dam Type | — |
| Owner Type | — |
| Owner | Avista Corporation |
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.