Perkins & Kinney is an earth dam located in Park County, Wyoming, built in 1923. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 35 ft35 ft tall and 250 ft long, taller than 80% 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 Perkins & Kinney
The primary purpose of Perkins & Kinney is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Hoodoo Land Holdings (private). It impounds the South Fork Sage Creek near Byron.
The dam stands 35 feet tall and stretches 250 feet across, creates a reservoir covering 57 acres, and has a maximum storage capacity of 1,556 acre-feet. Completed in 1923, the structure is over a century 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 08/15/2024.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Wyoming |
| County | Park |
| Nearest City | Byron |
| River/Stream | South Fork Sage Creek |
| Coordinates | 44.28361, -109.10778 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 250 ft |
| Year Completed | 1923 (103 years old) |
Storage & Hydraulics
| NID Storage | 1,556 acre-ft |
| Max Storage | 1,556 acre-ft |
| Normal Storage | 1,259 acre-ft |
| Surface Area | 57 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Hoodoo Land Holdings |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 08/15/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01129 |
| Federal ID | WY01129 |
| More Info | State Dam Safety Program |