Dunning Senw S 32 is an earth dam located in Sheridan County, Wyoming, built in 2013. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 29 ft29 ft tall and 3,100 ft long, taller than 65% 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 Dunning Senw S 32
The primary purpose of Dunning Senw S 32 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Scott T. & Candice B. Johnson Rev. Trust (private). It impounds the Frisbie Draw.
The dam stands 29 feet tall and stretches 3,100 feet across, creates a reservoir covering 3 acres, and has a maximum storage capacity of 46 acre-feet. Completed in 2013, the structure is relatively new.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 04/04/2024.
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Location
| State | Wyoming |
| County | Sheridan |
| Nearest City | None |
| River/Stream | Frisbie Draw |
| Coordinates | 44.96110, -106.90060 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 3,100 ft |
| Year Completed | 2013 (13 years old) |
Storage & Hydraulics
| NID Storage | 46 acre-ft |
| Max Storage | 46 acre-ft |
| Normal Storage | 41 acre-ft |
| Surface Area | 3 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Scott T. & Candice B. Johnson Rev. Trust |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 04/04/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02549 |
| Federal ID | WY02549 |
| More Info | State Dam Safety Program |