Darrah No. 1
Darrah No. 1 is an earth dam located in Park County, Wyoming, built in 1914. It carries a Low hazard potential classification and has a poor condition assessment.
About Darrah No. 1
The primary purpose of Darrah 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 Hoodoo Land Holdings Llc (private). It impounds the Middle Fork Carter Creek near Cody.
The dam stands 14 feet tall and stretches 454 feet across, creates a reservoir covering 11 acres, and has a maximum storage capacity of 285 acre-feet. Completed in 1914, 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 09/11/2023.
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Location
| State | Wyoming |
| County | Park |
| Nearest City | Cody |
| River/Stream | Middle Fork Carter Creek |
| Coordinates | 44.33111, -109.18611 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 454 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 285 acre-ft |
| Max Storage | 285 acre-ft |
| Normal Storage | 205 acre-ft |
| Surface Area | 11 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | HOODOO LAND HOLDINGS LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/11/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01188 |
| Federal ID | WY01188 |
| More Info | State Dam Safety Program |