Johnson Dam #4 is an earth dam located in Lee County, North Carolina. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 15 ft15 ft tall and 165 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 Johnson Dam #4
The primary purpose of Johnson Dam #4 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Carbonton Heights Homeowners Association, Inc. (private). It impounds the Big Buffalo Creek.
The dam stands 15 feet tall and stretches 165 feet across, and has a maximum storage capacity of 24 acre-feet.
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 11/30/2023.
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Location
| State | North Carolina |
| County | Lee |
| River/Stream | Big Buffalo Creek |
| Coordinates | 35.48400, -79.21130 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Length | 165 ft |
Storage & Hydraulics
| NID Storage | 24 acre-ft |
| Max Storage | 24 acre-ft |
Ownership & Safety
| Purpose | Recreation |
| Owner | Carbonton Heights Homeowners Association, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/30/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NC03262 |
| Federal ID | NC03262 |
| More Info | State Dam Safety Program |