Dry Falls Dam
Washington — Grant County — UPPER GRAND COULEE RIVER
Location
| State | Washington |
| County | Grant |
| River | UPPER GRAND COULEE RIVER |
| Coordinates | 47.62090, -119.31240 |
Physical Characteristics
| NID Height | 123 ft |
| Dam Height | 63 ft |
| Dam Length | 9,800 ft |
| NID Storage | 1,275,000 acre-ft |
| Max Storage | 1,275,000 acre-ft |
| Surface Area | 27,000 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | June 21, 2023 |
| Inspection Frequency | 4 |
Dam Information
| Year Completed | 1949 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Federal |
| Owner | BUREAU OF RECLAMATION |
| Other Name | Banks Lake South Dam, South Coulee Dam |
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.