Alvie No. 1 is an earth dam located in Albany County, Wyoming, built in 1974. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 38 ft38 ft tall and 348 ft long, taller than 84% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Alvie No. 1
The primary purpose of Alvie No. 1 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 Horse Creek Cattle Company (private). It impounds the Alvie No. 1 Draw, Trib King Dr near Lambert.
The dam stands 38 feet tall and stretches 348 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 16 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1974, 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 08/19/2020.
At 38 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Wyoming |
| County | Albany |
| Nearest City | Lambert |
| River/Stream | Alvie No. 1 Draw, Trib King Dr |
| Coordinates | 41.48330, -105.37170 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 348 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 16 acre-ft |
| Max Storage | 16 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 163 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Horse Creek Cattle Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 08/19/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01346 |
| Federal ID | WY01346 |
| More Info | State Dam Safety Program |