Lake Emerald Dam is an earth dam located in Jackson County, North Carolina. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 180 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 Lake Emerald Dam
The primary purpose of Lake Emerald Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Holly Berry Association, Inc. (private). It impounds the Green Creek near Seneca, Sc.
The dam stands 20 feet tall and stretches 180 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 35 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. An emergency action plan is in place for this dam. The most recent inspection on record was 02/25/2025.
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Location
| State | North Carolina |
| County | Jackson |
| Nearest City | Seneca, Sc |
| River/Stream | Green Creek |
| Coordinates | 35.06550, -83.12310 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Length | 180 ft |
Storage & Hydraulics
| NID Storage | 35 acre-ft |
| Max Storage | 35 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 4 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | Holly Berry Association, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 02/25/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NC01299 |
| Federal ID | NC01299 |
| More Info | State Dam Safety Program |