Lake Wackendaw Dam
Lake Wackendaw Dam is a dam located in Charleston County, South Carolina, built in 1954. It carries a Undetermined hazard potential classification and has a poor condition assessment.
About Lake Wackendaw Dam
The primary purpose of Lake Wackendaw Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. It impounds the Tr-hobcaw Creek.
The dam stands 9 feet tall, creates a reservoir covering 23 acres, and has a maximum storage capacity of 112 acre-feet. Completed in 1954, the structure is well into its service life at over 50 years old.
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 11/29/2017.
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Location
| State | South Carolina |
| County | Charleston |
| River/Stream | Tr-hobcaw Creek |
| Coordinates | 32.82750, -79.86230 |
Physical Characteristics
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 112 acre-ft |
| Max Storage | 112 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 23 acres |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Not Listed |
| Hazard Classification | Undetermined |
| Condition Assessment | Poor |
| Last Inspection | 11/29/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SCD01740 |
| Federal ID | SCD01740 |
| More Info | State Dam Safety Program |