Dad Dahl Detention # 2 Dam
Dad Dahl Detention # 2 Dam is a gravity dam located in Sweetwater County, Wyoming, built in 1963. It carries a Low hazard potential classification and has a poor condition assessment.
About Dad Dahl Detention # 2 Dam
The primary purpose of Dad Dahl Detention # 2 Dam is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Doi Blm (federal). It impounds the South Barrel Springs Draw.
The dam stands 30 feet tall and stretches 800 feet across, creates a reservoir covering 24 acres, and has a maximum storage capacity of 128 acre-feet. Completed in 1963, 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 07/14/2016.
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Location
| State | Wyoming |
| County | Sweetwater |
| River/Stream | South Barrel Springs Draw |
| Coordinates | 41.27477, -107.92745 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 30 ft |
| Dam Length | 800 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 8 acre-ft |
| Surface Area | 24 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Debris Control |
| Owner | DOI BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/14/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01477 |
| Federal ID | WY01477 |
| More Info | State Dam Safety Program |