Crain
Crain is an earth dam located in Johnson County, Wyoming, built in 1958. It carries a Low hazard potential classification and has a fair condition assessment.
About Crain
The primary purpose of Crain is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Reno Hill Ranch, Llc (private). It impounds the Mid Fork Of Trabing Dry Creek.
The dam stands 20 feet tall and stretches 588 feet across, creates a reservoir covering 36 acres, has a maximum storage capacity of 400 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1958, 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 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 07/07/2021.
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Location
| State | Wyoming |
| County | Johnson |
| River/Stream | Mid Fork Of Trabing Dry Creek |
| Coordinates | 43.96740, -106.49430 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 588 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 400 acre-ft |
| Max Storage | 400 acre-ft |
| Normal Storage | 220 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 655 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | RENO HILL RANCH, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/07/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00778 |
| Federal ID | WY00778 |
| More Info | State Dam Safety Program |