Harry Griffith Dam is a dam located in Orangeburg County, South Carolina. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 19 ft19 ft tall. 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 Harry Griffith Dam
The primary purpose of Harry Griffith Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Harry Griffith (private). It impounds the Tr-wilow Swamp.
The dam stands 19 feet tall, creates a reservoir covering 8 acres, and has a maximum storage capacity of 72 acre-feet.
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 07/19/2017.
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Location
| State | South Carolina |
| County | Orangeburg |
| River/Stream | Tr-wilow Swamp |
| Coordinates | 33.49780, -81.13300 |
Physical Characteristics
| NID Height | 19 ft |
| Dam Height | 19 ft |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 8 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | Harry Griffith |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/19/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SCD04167 |
| Federal ID | SCD04167 |
| More Info | State Dam Safety Program |