Hanchett
Hanchett is an earth dam located in Albany County, Wyoming, built in 1990. It carries a Low hazard potential classification and has a poor condition assessment.
About Hanchett
The primary purpose of Hanchett 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 Guide Rock, Ltd (private). It impounds the South Blue Grass Creek near Wheatland.
The dam stands 29 feet tall and stretches 475 feet across, creates a reservoir covering 94 acres, has a maximum storage capacity of 102 acre-feet, and collects water from a drainage area of 14 square miles. Completed in 1990, the structure is 36 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 06/15/2023.
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Location
| State | Wyoming |
| County | Albany |
| Nearest City | Wheatland |
| River/Stream | South Blue Grass Creek |
| Coordinates | 41.85778, -105.46861 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 475 ft |
| Year Completed | 1990 (36 years old) |
Storage & Hydraulics
| NID Storage | 102 acre-ft |
| Max Storage | 102 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 94 acres |
| Drainage Area | 14 sq mi |
| Max Discharge | 5,682 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | GUIDE ROCK, LTD |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/15/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01986 |
| Federal ID | WY01986 |
| More Info | State Dam Safety Program |