Parr Hydro — Plant Summary
- EIA Plant ID
- 3290
- Capacity
- 15 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Fairfield, SC
- Operating Since
- 1914
- Generators
- 6
- Operator
- Dominion Energy South Carolina, Inc
- Parent Company
- Dominion Energy
- Annual Generation
- 51,081 MWh
- Capacity Factor
- 38.8%
- Balancing Authority
- Dominion Energy South Carolina
- ISO/RTO
- —
- NERC Region
- SERC
Parr Hydro
OperatingHydro
Ranked #15 of 32 Hydro plants in SC#548 of 1454 nationally
15 MW Hydro operating in Fairfield, SC — Dominion Energy South Carolina
EIAGEMWD
15 MW
Nameplate Capacity
6
Generators
units
Conventional Hydroelectric
Technology
1914
Operating Since
Location
Coordinates
34.2612, -81.3310
County
Fairfield, SC
Nearby Plants
- Parr GTNatural Gas130.8 MW · 0.3 km
- V C SummerNuclear1029.6 MW · 4.4 km
- Fairfield Pumped StorageHydro587.2 MW · 5.0 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Dominion Energy South Carolina, Inc | Dominion Energy South Carolina | — |
| Owner(s) | Dominion Energy South Carolina, Inc | Dominion Energy | — |
| Status | Operating | — | — |
Ownership Chain
About
Parr Hydro is a 15 MW hydroelectric power plant located in Fairfield County, South Carolina. The plant began operating in 1914 and consists of 6 generators utilizing conventional hydroelectric technology. It is owned and operated by Dominion Energy South Carolina, Inc., a subsidiary of Dominion Energy. Parr Hydro is within the Dominion Energy South Carolina balancing authority and the SERC NERC region.
In the most recent year with available data, Parr Hydro generated 51,081 MWh of electricity, achieving a capacity factor of 38.8%. The plant is fueled by water (WAT). According to available data, the installed cost was $957.52 per kW. Parr Hydro is ranked as the 15th largest hydroelectric plant in South Carolina out of 33, and 556th nationally out of 1464 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Dominion Energy South Carolina
Grid Voltage
13.8 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
5.5K MWh
Latest Month
51.1K MWh
Annual Generation
38.8%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$1,451/kW
Installed Cost
$43.9/MWh
Operating Cost
South Carolina Electric & Gas Company
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
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Dominion Energy delivers first power from Coastal Virginia Offshore Wind project (D:NYSE)
Dominion Energy's 2.6 GW Coastal Virginia Offshore Wind project has reached first power, with the project's first turbine generating power...
Seeking Alpha·Yesterday
General
Dominion Energy delivers first power from Coastal Virginia Offshore Wind project (D:NYSE)
Dominion Energy's 2.6 GW Coastal Virginia Offshore Wind project has reached first power, with the project's first turbine generating power...
Seeking Alpha·Yesterday
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Campbell County leaders approve solar farm site off Brookneal Highway
CAMPBELL COUNTY, Va. (WSET) — The Campbell County Board of Supervisors voted 6-1 to allow Dominion Energy to build a solar farm off...
WSET·4 weeks ago
General
Virginia gas plant moves ahead despite community objections | Energy
Tense public hearings and protests mocking Dominion Energy have followed the proposed natural gas plant in Chesterfield County, VA,...
Bay Journal·2 months ago
Last updated 2026-03-26
View all 10 articles