Hillberry is an earth dam located in Washakie County, Wyoming, built in 1947. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 26 ft26 ft tall and 680 ft long, taller than 55% 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 Hillberry
The primary purpose of Hillberry is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Cody Q. & Dean A. Heinbaugh (private). It impounds the Gooseberry Creek near Worland.
The dam stands 26 feet tall and stretches 680 feet across, creates a reservoir covering 10 acres, and has a maximum storage capacity of 136 acre-feet. Completed in 1947, 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 07/01/2021.
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Location
| State | Wyoming |
| County | Washakie |
| Nearest City | Worland |
| River/Stream | Gooseberry Creek |
| Coordinates | 44.00210, -108.36270 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 680 ft |
| Year Completed | 1947 (79 years old) |
Storage & Hydraulics
| NID Storage | 136 acre-ft |
| Max Storage | 136 acre-ft |
| Normal Storage | 75 acre-ft |
| Surface Area | 10 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Cody Q. & Dean A. Heinbaugh |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/01/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01114 |
| Federal ID | WY01114 |
| More Info | State Dam Safety Program |