Mcgrady Dam
Mcgrady Dam is a dam located in Colleton County, South Carolina. It carries a High hazard potential classification and has a unsatisfactory condition assessment.
About Mcgrady Dam
The primary purpose of Mcgrady Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Edith Joann Ackerman (private). It impounds the Black Creek.
The dam stands 10 feet tall, creates a reservoir covering 64 acres, and has a maximum storage capacity of 758 acre-feet.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. Notably, no emergency action plan is currently on file for this high-hazard dam. The most recent inspection on record was 05/08/2024.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The South Carolina dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | South Carolina |
| County | Colleton |
| River/Stream | Black Creek |
| Coordinates | 32.84720, -80.77280 |
Physical Characteristics
| NID Height | 10 ft |
| Dam Height | 10 ft |
Storage & Hydraulics
| NID Storage | 758 acre-ft |
| Max Storage | 758 acre-ft |
| Normal Storage | 207 acre-ft |
| Surface Area | 64 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | EDITH JOANN ACKERMAN |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 05/08/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | SCD04934 |
| Federal ID | SCD04934 |
| More Info | State Dam Safety Program |