Reynolds Piney Creek Diversion Dam
Significant Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Wyoming |
| County | Johnson |
| Nearest City | KEARNY |
| River/Stream | PINEY CREEK |
| Coordinates | 44.53080, -106.80960 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 1,850 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 114 acre-ft |
| Max Storage | 114 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 4,817 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JOHNSON COUNTY LAKE DESMET DEPARTMENT |
| Owner Type | Private |
| Hazard Classification | Significant |
| Last Inspection | 05/22/2025 |
| Emergency Action Plan | Not Required |