Union-lancaster Water Supply Dam
Union-lancaster Water Supply Dam is a dam located in Lancaster County, South Carolina, built in 1992. It carries a Low hazard potential classification and has a fair condition assessment.
About Union-lancaster Water Supply Dam
The primary purpose of Union-lancaster Water Supply Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Lancaster County Water And Sewer District (local government). It impounds the Tr-catawba River.
The dam stands 65 feet tall, creates a reservoir covering 16 acres, and has a maximum storage capacity of 389 acre-feet. Completed in 1992, the structure is 34 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. An emergency action plan is in place for this dam. The most recent inspection on record was 09/07/2017.
At 65 feet, this dam is taller than 96% of all dams in the United States.
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Location
| State | South Carolina |
| County | Lancaster |
| River/Stream | Tr-catawba River |
| Coordinates | 34.84570, -80.85860 |
Physical Characteristics
| NID Height | 65 ft |
| Dam Height | 65 ft |
| Year Completed | 1992 (34 years old) |
Storage & Hydraulics
| NID Storage | 389 acre-ft |
| Max Storage | 389 acre-ft |
| Normal Storage | 307 acre-ft |
| Surface Area | 16 acres |
Ownership & Safety
| Purpose | Water Supply |
| Owner | LANCASTER COUNTY WATER AND SEWER DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 09/07/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | SCD04393 |
| Federal ID | SCD04393 |
| More Info | State Dam Safety Program |