Theiler Lake Dam is a dam located in Cherokee County, South Carolina, built in 1971. It carries a Significant hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 47 ft47 ft tall, taller than 91% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Theiler Lake Dam
The primary purpose of Theiler Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Hans and Suzanne Theiler (private). It impounds the Tr-pacolet River.
The dam stands 47 feet tall, creates a reservoir covering 9 acres, and has a maximum storage capacity of 107 acre-feet. Completed in 1971, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 03/11/2020.
At 47 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | South Carolina |
| County | Cherokee |
| River/Stream | Tr-pacolet River |
| Coordinates | 34.93700, -81.75280 |
Physical Characteristics
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 107 acre-ft |
| Max Storage | 107 acre-ft |
| Normal Storage | 82 acre-ft |
| Surface Area | 9 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | Hans and Suzanne Theiler |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 03/11/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | SCD03424 |
| Federal ID | SCD03424 |
| More Info | State Dam Safety Program |