Poteau River Wid Site 06
Poteau River Wid Site 06 is an earth dam located in Washington County, Arkansas, built in 1966. It carries a Significant hazard potential classification and has a fair condition assessment.
About Poteau River Wid Site 06
The primary purpose of Poteau River Wid Site 06 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Poteau River Watershed Improvement District (local government). It impounds the Square Rock Creek near Waldron.
The dam stands 73 feet tall and stretches 1,418 feet across, creates a reservoir covering 27 acres, has a maximum storage capacity of 5,028 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1966, the structure is well into its service life at over 50 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 12/11/2024.
At 73 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | Arkansas |
| County | Washington |
| Nearest City | Waldron |
| River/Stream | Square Rock Creek |
| Coordinates | 35.96333, -94.08167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 73 ft |
| Dam Height | 73 ft |
| Dam Length | 1,418 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 5,028 acre-ft |
| Max Storage | 5,028 acre-ft |
| Normal Storage | 184 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 7,750 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Poteau River Watershed Improvement District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/11/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00844 |
| Federal ID | AR00844 |
| More Info | State Dam Safety Program |