Lower Chestnut Lake Dam
Lower Chestnut Lake Dam is a dam located in Horry County, South Carolina, built in 1965. It carries a Significant hazard potential classification.
About Lower Chestnut Lake Dam
The primary purpose of Lower Chestnut Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Gulley Creek Environmental Nature (private). It impounds the Tr-atlantic Ocean.
The dam stands 8 feet tall, creates a reservoir covering 9 acres, and has a maximum storage capacity of 42 acre-feet. Completed in 1965, 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. The most recent inspection on record was 08/22/2022.
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Location
| State | South Carolina |
| County | Horry |
| River/Stream | Tr-atlantic Ocean |
| Coordinates | 33.77720, -78.78380 |
Physical Characteristics
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 42 acre-ft |
| Max Storage | 42 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 9 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | GULLEY CREEK ENVIRONMENTAL NATURE |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 08/22/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | SCD03633 |
| Federal ID | SCD03633 |
| More Info | State Dam Safety Program |