Hardin Lake Dam is an earth dam located in Jefferson County, Arkansas, built in 1957. It carries a Significant hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 3,900 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Hardin Lake Dam
The primary purpose of Hardin Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by M a Hardin Jr. (private). It impounds the Tar Camp Creek-tr.
The dam stands 10 feet tall and stretches 3,900 feet across, and has a maximum storage capacity of 1,020 acre-feet. Completed in 1957, 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.
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Location
| State | Arkansas |
| County | Jefferson |
| Nearest City | None |
| River/Stream | Tar Camp Creek-tr |
| Coordinates | 34.45500, -92.12000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 3,900 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 1,020 acre-ft |
| Max Storage | 1,020 acre-ft |
| Normal Storage | 900 acre-ft |
| Max Discharge | 764 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | M a Hardin Jr. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00802 |
| Federal ID | AR00802 |
| More Info | State Dam Safety Program |