Fairfield Pumped Storage
Fairfield Pumped Storage is a 587 MW pumped storage hydro plant in Fairfield County, South Carolina, operated by Dominion Energy South Carolina, Inc. EIA-860M lists 8 generating units here. Its units entered service in 1978.
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
- 587.2 MW
- 576 MW net summer
- Generating units
- 8
- In service
- 1978
- EIA plant ID
- 6126
Where it is
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- County
- Fairfield County, South Carolina
- Coordinates
- 34.3061, -81.3308
- Balancing authority
- SCEG
- Sector
- Electric Utility
Units, technology and status
- Operator of record
- Dominion Energy South Carolina, Inc
- Primary energy source
- Pumped storage
- Technologies
- Hydroelectric Pumped Storage
- Status
- Operating
Every plant Dominion Energy South Carolina, Inc reports to EIA →
Fairfield Pumped Storage: FAQ
- Where is Fairfield Pumped Storage?
- In Fairfield 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 Fairfield Pumped Storage?
- 587 MW of nameplate capacity across 8 units, as of the EIA-860M release for 2026-07.
- Who owns Fairfield Pumped Storage?
- EIA-860M names Dominion Energy South Carolina, Inc 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 Fairfield Pumped Storage LLC?
- Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Dominion Energy South Carolina, Inc 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 "Fairfield Pumped Storage LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
- Is Fairfield Pumped Storage still running?
- EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.