Leidy Lake
Leidy Lake is an earth dam located in Teton County, Wyoming, built in 1983. It carries a Low hazard potential classification and has a fair condition assessment.
About Leidy Lake
The primary purpose of Leidy Lake is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Wyoming Game And Fish Department (state). It impounds the Leidy Creek near Moose.
The dam stands 8 feet tall and stretches 114 feet across, creates a reservoir covering 14 acres, has a storage capacity of 65 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1983, the structure is 43 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 07/12/2023.
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Location
| State | Wyoming |
| County | Teton |
| Nearest City | Moose |
| River/Stream | Leidy Creek |
| Coordinates | 43.72028, -110.37222 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 114 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 65 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 105 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | WYOMING GAME AND FISH DEPARTMENT |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/12/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01737 |
| Federal ID | WY01737 |
| More Info | State Dam Safety Program |