Prosser Diversion Dam
Washington — Benton County — YAKIMA RIVER
Location
| State | Washington |
| County | Benton |
| River | YAKIMA RIVER |
| Coordinates | 46.21260, -119.77290 |
Physical Characteristics
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 661 ft |
| NID Storage | 350 acre-ft |
| Max Storage | 350 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Available |
| EAP Status | Not Required |
| Last Inspection | September 24, 2019 |
| Inspection Frequency | 6 |
Dam Information
| Year Completed | 1904 |
| Primary Purpose | Irrigation |
| Dam Type | Concrete |
| Owner Type | Federal |
| Owner | BUREAU OF RECLAMATION |
| Other Name | Prosser Diversion Reservoir |
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.