Greybull Sewage Treatment Lagoon
Significant HazardFair ConditionEmergency Action Plan: Not Required
Location
| State | Wyoming |
| County | Big Horn |
| Nearest City | GREYBULL |
| River/Stream | OFFSTREAM |
| Coordinates | 44.51250, -108.06270 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 4,800 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 152 acre-ft |
| Normal Storage | 152 acre-ft |
| Surface Area | 31 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Other |
| Owner | TOWN OF GREYBULL |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/15/2025 |
| Emergency Action Plan | Not Required |