Wilks Detention
Wilks Detention is an earth dam located in Campbell County, Wyoming, built in 1962. It carries a Low hazard potential classification and has a poor condition assessment.
About Wilks Detention
The primary purpose of Wilks Detention is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Shippy Land Llc (private). It impounds the North Prong Duck Creek near Powerville, Mt.
The dam stands 41 feet tall and stretches 780 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 111 acre-feet, and collects water from a drainage area of 3,820 square miles. Completed in 1962, 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 08/02/2023.
At 41 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Wyoming |
| County | Campbell |
| Nearest City | Powerville, Mt |
| River/Stream | North Prong Duck Creek |
| Coordinates | 44.79278, -105.17667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 41 ft |
| Dam Length | 780 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 111 acre-ft |
| Max Storage | 111 acre-ft |
| Normal Storage | 59 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 3,820 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | SHIPPY LAND LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 08/02/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00846 |
| Federal ID | WY00846 |
| More Info | State Dam Safety Program |