Richey is an earth dam located in Lincoln County, Wyoming, built in 1917. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 25 ft25 ft tall and 843 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 Richey
The primary purpose of Richey is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Julian Land & Livestock (t. Julian) (private). It impounds the Twin Creek near Cokeville.
The dam stands 25 feet tall and stretches 843 feet across, creates a reservoir covering 27 acres, and has a maximum storage capacity of 194 acre-feet. Completed in 1917, 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 07/19/2023.
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Location
| State | Wyoming |
| County | Lincoln |
| Nearest City | Cokeville |
| River/Stream | Twin Creek |
| Coordinates | 41.74222, -110.67528 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 843 ft |
| Year Completed | 1917 (109 years old) |
Storage & Hydraulics
| NID Storage | 194 acre-ft |
| Max Storage | 194 acre-ft |
| Normal Storage | 136 acre-ft |
| Surface Area | 27 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Julian Land & Livestock (t. Julian) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/19/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01229 |
| Federal ID | WY01229 |
| More Info | State Dam Safety Program |