Estill Solar — Plant Summary
- EIA Plant ID
- 61490
- Capacity
- 20 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Hampton, SC
- Operating Since
- 2017
- Generators
- 1
- Operator
- Estill Solar I, LLC
- Parent Company
- —
- Annual Generation
- 23,657 MWh
- Capacity Factor
- 13.5%
- Balancing Authority
- Dominion Energy South Carolina
- ISO/RTO
- —
- NERC Region
- SERC
Estill Solar
OperatingSolar
Ranked #40 of 145 Solar plants in SC#1616 of 7447 nationally
20 MW Solar operating in Hampton, SC — Dominion Energy South Carolina
EIAGEMWD
20 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2017
Operating Since
Location
Coordinates
32.7654, -81.2464
County
Hampton, SC
Nearby Plants
- Estill Solar IISolar10.2 MW · 4.3 km
- New HamptonNatural Gas26.5 MW · 16.4 km
- Hampton Solar 2Solar20 MW · 16.5 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Estill Solar I, LLC | EDF Renewables | — |
| Owner(s) | Estill Solar I, LLC | EDF Renewables [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as EDF Renewables [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Estill Solar is a 20 MW solar photovoltaic power plant located in Hampton County, South Carolina. The plant began operating in 2017 and has one generator. It is owned and operated by Estill Solar I, LLC. The facility's primary fuel source is solar energy, and it utilizes single-axis tracking technology. Estill Solar is connected to the Dominion Energy South Carolina balancing authority and operates within the SERC NERC region.
In its most recent year of operation, Estill Solar generated 23,657 MWh of electricity, resulting in a capacity factor of 13.5%. The plant holds a rank of 37 out of 143 solar facilities in South Carolina, and a national rank of 1370 out of 7108. Financial data indicates a power purchase agreement (PPA) price of $49.99 per MWh, according to data from Lawrence Berkeley National Laboratory (LBNL).
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Dominion Energy South Carolina
Grid Voltage
46 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
953 MWh
Latest Month
23.7K MWh
Annual Generation
13.5%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$53.9/MWh
LCOE (Levelized Cost)
$50.0/MWh
PPA Price
$29.2/MWh
Energy Value
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (3)Beta
General
Pipeline could impact 185 SC landowners on route to proposed new gas power plant
A pipeline company tasked with supplying natural gas to a proposed power plant in South Carolina has sent out letters to impacted...
South Carolina Daily Gazette·5 months ago
Industry·corporate
Tracker ROUND-UP: Soltec 28MW project, Ideal Power pact with NEXTracker, Array and Shoals partner
Soltec announced that it is supplying 28MW of its SF Utility horizontal single-axis tracker to a PV project being constructed in the municipality of Estill,...
Soltec (seller)Ideal Power (other)
PV Tech·5 years ago
General
Soltec trackers chosen for high-wind PV site in South Carolina
Soltec, a manufacturer and supplier of solar PV tracking equipment, is supplying 28 MW of its SF Utility horizontal single-axis tracker to a...
Solar Builder·8 years ago
Last updated 2026-03-26
View all articles