Rongis Detention Dam
Rongis Detention Dam is a gravity dam located in Fremont County, Wyoming, built in 1952. It carries a Low hazard potential classification and has a poor condition assessment.
About Rongis Detention Dam
The primary purpose of Rongis Detention Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Doi Blm (federal). It impounds the Logan Gulch.
The dam stands 29 feet tall and stretches 1,686 feet across, creates a reservoir covering 78 acres, and has a maximum storage capacity of 527 acre-feet. Completed in 1952, 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 07/18/2017.
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Location
| State | Wyoming |
| County | Fremont |
| River/Stream | Logan Gulch |
| Coordinates | 42.85855, -107.96591 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 29 ft |
| Dam Length | 1,686 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 970 acre-ft |
| Max Storage | 527 acre-ft |
| Normal Storage | 970 acre-ft |
| Surface Area | 78 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | DOI BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/18/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01426 |
| Federal ID | WY01426 |
| More Info | State Dam Safety Program |