Wintermote No. 1
Wintermote No. 1 is an earth dam located in Converse County, Wyoming, built in 1969. It carries a Low hazard potential classification and has a poor condition assessment.
About Wintermote No. 1
The primary purpose of Wintermote No. 1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Steven J. Wintermote (private). It impounds the Shawnee Creek.
The dam stands 21 feet tall and stretches 1,080 feet across, creates a reservoir covering 37 acres, and has a maximum storage capacity of 417 acre-feet. Completed in 1969, 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 06/19/2024.
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Location
| State | Wyoming |
| County | Converse |
| River/Stream | Shawnee Creek |
| Coordinates | 42.75333, -105.11472 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 1,080 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 417 acre-ft |
| Max Storage | 417 acre-ft |
| Normal Storage | 232 acre-ft |
| Surface Area | 37 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | STEVEN J. WINTERMOTE |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/19/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00281 |
| Federal ID | WY00281 |
| More Info | State Dam Safety Program |