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50 MW Solar planned in Mercer, PA — PJM Interconnection, LLC
50 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
Planned: —
Planned Operation
Coordinates
36.8011, -78.8336
County
Mercer, PA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | MC Solar, LLC | — | — |
| Owner(s) | MC Solar, LLC | — | — |
| Status | Planned | pre-construction | — |
MC Solar is a 50 MW solar photovoltaic power plant located in Mercer County, Pennsylvania. The plant is owned and operated by MC Solar, LLC. It utilizes fixed-tilt solar tracking technology. The facility consists of a single generator and its primary fuel source is the sun. MC Solar is connected to the PJM Interconnection, LLC balancing authority, operating within the ReliabilityFirst Corporation (RFC) NERC region.
The plant is ranked as the 18th largest solar facility in Pennsylvania out of 87, and nationally it is ranked 1183 out of 7108 solar plants. Recent news coverage of MC Solar includes 4 articles related to the solar industry, 2 articles related to the electric grid, and 1 article related to regulatory matters.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
No generation data available for this plant.
2023
$2,584/kW
Est. Construction Cost
Total estimated cost: $129.2M
Point of Interconnection
Nearest Substation
Maysville Substation · 138 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
atsi, sharon 69 kv, 1338424127
Pricing Hub
WESTERN HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
View all 6 articlesNo ask pi reports yet for this entity.
ask pi about MC SolarPJM Interconnection, LLC (PJM)
Grid Voltage
69.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP