Greybull Sewage Treatment Lagoon
Wyoming — Big Horn County — OFFSTREAM
Location
| State | Wyoming |
| County | Big Horn |
| River | OFFSTREAM |
| Coordinates | 44.51250, -108.06270 |
Physical Characteristics
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 4,800 ft |
| NID Storage | 152 acre-ft |
| Max Storage | — |
| Surface Area | 31 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | Not Required |
| Last Inspection | April 15, 2025 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1960 |
| Primary Purpose | Other |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | TOWN OF GREYBULL |
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.