Lake Nixon Dam
Lake Nixon Dam is an earth dam located in Pulaski County, Arkansas, built in 1946. It carries a Significant hazard potential classification and has a poor condition assessment.
About Lake Nixon Dam
The primary purpose of Lake Nixon Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Second Baptist Church (private). It impounds the Mc Henry Creek Trib near Little Rock.
The dam stands 35 feet tall and stretches 246 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 238 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1946, the structure is well-established, with more than 75 years of service.
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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 10/14/2025.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Arkansas |
| County | Pulaski |
| Nearest City | Little Rock |
| River/Stream | Mc Henry Creek Trib |
| Coordinates | 34.71500, -92.43333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 246 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 238 acre-ft |
| Max Storage | 238 acre-ft |
| Normal Storage | 180 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,208 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Second Baptist Church |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 10/14/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00123 |
| Federal ID | AR00123 |
| More Info | State Dam Safety Program |