Lewis
Low HazardFair ConditionEmergency Action Plan: Not Required
Location
| State | Wyoming |
| County | Laramie |
| Nearest City | MORRILL, NEB |
| River/Stream | HORSE CREEK |
| Coordinates | 41.46917, -104.84750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 1,100 ft |
| Year Completed | 1908 (118 years old) |
Storage & Hydraulics
| NID Storage | 244 acre-ft |
| Max Storage | 244 acre-ft |
| Normal Storage | 170 acre-ft |
| Surface Area | 14 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | NIMMO RANCH COMPANY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 09/11/2025 |
| Emergency Action Plan | Not Required |