Penn Sand Glass Dam is a dam located in Lexington County, South Carolina, built in 1974. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 39 ft39 ft tall, taller than 85% of U.S. dams with a recorded height. 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 Penn Sand Glass Dam
Penn Sand Glass Dam is a dam in Lexington, South Carolina. The dam is owned by US Silica Company (private). It impounds the Tr-second Creek.
The dam stands 39 feet tall, creates a reservoir covering 22 acres, and has a maximum storage capacity of 282 acre-feet. Completed in 1974, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 04/12/2017.
At 39 feet, this dam is taller than 85% of dams nationwide.
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Location
| State | South Carolina |
| County | Lexington |
| River/Stream | Tr-second Creek |
| Coordinates | 33.87890, -81.16310 |
Physical Characteristics
| NID Height | 39 ft |
| Dam Height | 39 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 282 acre-ft |
| Max Storage | 282 acre-ft |
| Normal Storage | 238 acre-ft |
| Surface Area | 22 acres |
Ownership & Safety
| Purpose | Other |
| Owner | US Silica Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 04/12/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SCD00967 |
| Federal ID | SCD00967 |
| More Info | State Dam Safety Program |