Widener is an earth dam located in Sheridan County, Wyoming, built in 1997. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 25 ft25 ft tall and 472 ft long, taller than 50% 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 Widener
The primary purpose of Widener is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by P.a.b. Widener Jr & Lucy N. Widener, Trustees (private). It impounds the Apple Run near Unnamed Ranch.
The dam stands 25 feet tall and stretches 472 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1997, the structure is 29 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 04/02/2022.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Wyoming |
| County | Sheridan |
| Nearest City | Unnamed Ranch |
| River/Stream | Apple Run |
| Coordinates | 44.68790, -107.10090 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 472 ft |
| Year Completed | 1997 (29 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | P.a.b. Widener Jr & Lucy N. Widener, Trustees |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 04/02/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02346 |
| Federal ID | WY02346 |
| More Info | State Dam Safety Program |