Mcgill/sigmon Dam
Mcgill/sigmon Dam is a dam located in Williamsburg County, South Carolina, built in 1973. It carries a Low hazard potential classification and has a poor condition assessment.
About Mcgill/sigmon Dam
The primary purpose of Mcgill/sigmon Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Herbert M Brown Iii (private). It impounds the Tr-cedar Swamp.
The dam stands 13 feet tall, creates a reservoir covering 28 acres, and has a maximum storage capacity of 177 acre-feet. Completed in 1973, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected 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 11/13/2017.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | South Carolina |
| County | Williamsburg |
| River/Stream | Tr-cedar Swamp |
| Coordinates | 33.68290, -79.66280 |
Physical Characteristics
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 177 acre-ft |
| Max Storage | 177 acre-ft |
| Normal Storage | 73 acre-ft |
| Surface Area | 28 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | HERBERT M BROWN III |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 11/13/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SCD03094 |
| Federal ID | SCD03094 |
| More Info | State Dam Safety Program |