Leach No. 1 Stock
Leach No. 1 Stock is an earth dam located in Niobrara County, Wyoming, built in 1961. It carries a Low hazard potential classification and has a poor condition assessment.
About Leach No. 1 Stock
The primary purpose of Leach No. 1 Stock is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Monte L & Barbara F. Finley (private). It impounds the Leach Creek near Hwy 85.
The dam stands 30 feet tall and stretches 425 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 73 acre-feet. Completed in 1961, the structure is well into its service life at over 50 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 08/25/2022.
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Location
| State | Wyoming |
| County | Niobrara |
| Nearest City | Hwy 85 |
| River/Stream | Leach Creek |
| Coordinates | 43.07410, -104.58200 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 25 ft |
| Dam Length | 425 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 73 acre-ft |
| Max Storage | 73 acre-ft |
| Normal Storage | 38 acre-ft |
| Surface Area | 7 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | MONTE L & BARBARA F. FINLEY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 08/25/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02239 |
| Federal ID | WY02239 |
| More Info | State Dam Safety Program |