Hecate Energy Clarke County LLC — Plant Summary
- EIA Plant ID
- 61374
- Capacity
- 10 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Clarke, VA
- Operating Since
- 2017
- Generators
- 1
- Operator
- Dominion Renewable Energy
- Parent Company
- —
- Annual Generation
- 15,210 MWh
- Capacity Factor
- 17.3%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- SERC
Hecate Energy Clarke County LLC
OperatingSolar
Ranked #124 of 172 Solar plants in VA#2067 of 7447 nationally
10 MW Solar operating in Clarke, VA — PJM Interconnection, LLC
EIAGEMWD
10 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2017
Operating Since
Location
Coordinates
39.0648, -78.1382
County
Clarke, VA
Nearby Plants
- HP Hood CTNatural Gas15 MW · 8.1 km
- Frederick County LFGTE FacilityLandfill Gas2 MW · 9.1 km
- Bartonsville Energy Facility, LLCSolar130 MW · 9.2 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Dominion Renewable Energy | Dominion Renewable Energy | — |
| Owner(s) | Dominion Renewable Energy | — | — |
| Status | Operating | operating | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Hecate Energy Clarke County LLC is a 10 MW solar photovoltaic power plant located in Clarke County, Virginia. The plant began operating in 2017 and has one generator. It is owned and operated by Dominion Renewable Energy. The facility utilizes single-axis tracking to maximize solar energy capture. It ranks as the 120th largest power plant in Virginia out of 168, and 1861st nationally out of 7108.
The plant's primary fuel source is solar (SUN). In its most recent year of operation, Hecate Energy Clarke County generated 15,210 MWh of electricity, resulting in a capacity factor of 17.3%. The plant operates within the PJM Interconnection, LLC balancing authority and the SERC NERC region. Financial data is available for the plant from LBNL, though specific figures are not provided.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
34.5 kV
Regulatory Status
NR
Entity Type
Investor-Owned Utility
Sector
IPP Non-CHP
Interconnection Queue1 projectBeta
Double Tollgate Solar Project
OperationalSolar10 MWPJM
Generation
515 MWh
Latest Month
15.2K MWh
Annual Generation
17.3%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$73.7/MWh
LCOE (Levelized Cost)
$35.1/MWh
Energy Value
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Double Toll Gate Substation · 138 kV
Substation Distance
0.386 km
Operator
Potomac Edison/Rappahannock Electric Cooperative
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
DOUBLETO138 KV T4
Pricing Hub
DOMINION HUB
Location Type
Load Node
Node Source
Curated node match
News & Articles (5)Beta
General
Solar power plant being considered at historic Audley Farm in Clarke County
BERRYVILLE — Cattle grazing the rolling hills at one of Clarke County's best-known historic farms may soon have to make room for a herd of...
The Winchester Star·2 years ago
Industry·other
Solar power plant being considered at historic Audley Farm in Clarke County
BERRYVILLE — Cattle grazing the rolling hills at one of Clarke County's best-known historic farms may soon have to make room for a herd of...
The Winchester Star·2 years ago
Deals·m and a
Dominion Energy Acquires Virginia Solar Facility; Plans to Purchase Another
PRNewswire/ -- Dominion Energy (NYSE: D) today announced that it has acquired Clarke County Solar, a 10-megawatt solar power facility in...
Dominion Energy (buyer)
PR Newswire·8 years ago
Industry·other
Clarke County economic development actively growing
The county and the county seat of Berryville are actively planning for residential and business growth, but any growth needs to be a good fit.
The Winchester Star·8 years ago
Last updated 2026-03-26
View all 5 articles