Great Falls (SC)
Great Falls (SC) is a 12 MW hydroelectric power plant in Chester County, South Carolina, operated by Duke Energy Carolinas, LLC. EIA-860M lists 4 generating units here. Its units entered service in 1907.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Nameplate capacity
- 12 MW
- 12 MW net summer
- Generating units
- 4
- In service
- 1907
- EIA plant ID
- 3259
Where it is
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- County
- Chester County, South Carolina
- Coordinates
- 34.5592, -80.8917
- Balancing authority
- DUK
- Sector
- Electric Utility
Units, technology and status
- Operator of record
- Duke Energy Carolinas, LLC
- Primary energy source
- Hydro
- Technologies
- Conventional Hydroelectric
- Status
- Operating
Great Falls (SC): FAQ
- Where is Great Falls (SC)?
- In Chester County, South Carolina (SC). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
- How big is Great Falls (SC)?
- 12 MW of nameplate capacity across 4 units, as of the EIA-860M release for 2026-07.
- Who owns Great Falls (SC)?
- EIA-860M names Duke Energy Carolinas, LLC as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
- Is this the same as Great Falls (SC) LLC?
- Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Duke Energy Carolinas, LLC here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Great Falls (SC) LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
- Is Great Falls (SC) still running?
- EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.