Clark No. 1
Low HazardPoor ConditionEmergency Action Plan: Not Required
Location
| State | Wyoming |
| County | Niobrara |
| Nearest City | EDGEMONT S D |
| River/Stream | ALUM CREEK |
| Coordinates | 43.13722, -104.28472 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 956 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 496 acre-ft |
| Max Storage | 496 acre-ft |
| Normal Storage | 258 acre-ft |
| Surface Area | 39 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | CLARK LAND COMPANY, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/26/2024 |
| Emergency Action Plan | Not Required |