Hagerman
Hagerman is an earth dam located in Crook County, Wyoming, built in 1942. It carries a Low hazard potential classification and has a poor condition assessment.
About Hagerman
The primary purpose of Hagerman is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Gene & Barbara Hagerman Rev. Trust (private). It impounds the Arch Creek near Hulett.
The dam stands 20 feet tall and stretches 1,020 feet across, creates a reservoir covering 55 acres, and has a maximum storage capacity of 737 acre-feet. Completed in 1942, the structure is well-established, with more than 75 years of service.
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 08/18/2022.
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Location
| State | Wyoming |
| County | Crook |
| Nearest City | Hulett |
| River/Stream | Arch Creek |
| Coordinates | 44.25510, -104.59610 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,020 ft |
| Year Completed | 1942 (84 years old) |
Storage & Hydraulics
| NID Storage | 737 acre-ft |
| Max Storage | 737 acre-ft |
| Normal Storage | 420 acre-ft |
| Surface Area | 55 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | GENE & BARBARA HAGERMAN REV. TRUST |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 08/18/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01084 |
| Federal ID | WY01084 |
| More Info | State Dam Safety Program |