Halfway Detention Dam
Arizona — Graham County — SAN SIMON RIVER
Location
| State | Arizona |
| County | Graham |
| River | SAN SIMON RIVER |
| Coordinates | 32.74509, -109.54581 |
Physical Characteristics
| NID Height | 18 ft |
| Dam Height | — |
| Dam Length | 1,680 ft |
| NID Storage | 247 acre-ft |
| Max Storage | 247 acre-ft |
| Surface Area | 16 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Fair |
| EAP Status | Not Required |
| Last Inspection | July 8, 2015 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1940 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Gravity |
| Owner Type | Federal |
| Owner | DOI BLM |
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.