Swan Creek No. 7
Swan Creek No. 7 is an earth dam located in Park County, Wyoming, built in 1911. It carries a Low hazard potential classification and has a poor condition assessment.
About Swan Creek No. 7
The primary purpose of Swan Creek No. 7 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Christopher & Lynn Koehn (private). It impounds the Swan Creek near Cody.
The dam stands 22 feet tall and stretches 108 feet across, creates a reservoir covering 9 acres, and has a maximum storage capacity of 121 acre-feet. Completed in 1911, the structure is over a century 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 06/18/2019.
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Location
| State | Wyoming |
| County | Park |
| Nearest City | Cody |
| River/Stream | Swan Creek |
| Coordinates | 44.34056, -109.28611 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 108 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 121 acre-ft |
| Max Storage | 121 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 9 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | CHRISTOPHER & LYNN KOEHN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/18/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01108 |
| Federal ID | WY01108 |
| More Info | State Dam Safety Program |