Sixmile Creek Wid Site 26
Sixmile Creek Wid Site 26 is an earth dam located in Franklin County, Arkansas, built in 1956. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Sixmile Creek Wid Site 26
The primary purpose of Sixmile Creek Wid Site 26 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 Sixmile Creek Watershed Improvement District (local government). It impounds the Garner Creek near Gray Rock.
The dam stands 34 feet tall and stretches 2,130 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 1,626 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1956, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/17/2025.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Arkansas |
| County | Franklin |
| Nearest City | Gray Rock |
| River/Stream | Garner Creek |
| Coordinates | 35.33667, -93.87167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 31 ft |
| Dam Length | 2,130 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 1,626 acre-ft |
| Max Storage | 1,626 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 2,775 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Sixmile Creek Watershed Improvement District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/17/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00408 |
| Federal ID | AR00408 |
| More Info | State Dam Safety Program |