Des Arc Bayou Wid Site 3
Des Arc Bayou Wid Site 3 is an earth dam located in White County, Arkansas, built in 1979. It carries a Significant hazard potential classification and has a fair condition assessment.
About Des Arc Bayou Wid Site 3
The primary purpose of Des Arc Bayou Wid Site 3 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Arkansas Game And Fish Commission (state). It impounds the Des Arc Bayou near Harmony.
The dam stands 128 feet tall and stretches 1,150 feet across, creates a reservoir covering 245 acres, has a maximum storage capacity of 25,425 acre-feet, and collects water from a drainage area of 38 square miles. Completed in 1979, the structure is 47 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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 01/16/2025.
At 128 feet, this dam is taller than 98% of all dams in the United States.
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Location
| State | Arkansas |
| County | White |
| Nearest City | Harmony |
| River/Stream | Des Arc Bayou |
| Coordinates | 35.22750, -91.94639 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 128 ft |
| Dam Height | 128 ft |
| Dam Length | 1,150 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 25,425 acre-ft |
| Max Storage | 25,425 acre-ft |
| Normal Storage | 6,708 acre-ft |
| Surface Area | 245 acres |
| Drainage Area | 38 sq mi |
| Max Discharge | 850 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Arkansas Game and Fish Commission |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 01/16/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR01410 |
| Federal ID | AR01410 |
| More Info | State Dam Safety Program |