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34.5 MW Wind operating in Somerset, PA — PJM Interconnection, LLC
34.5 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2007
Operating Since
Coordinates
39.8500, -79.1380
County
Somerset, PA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Avangrid Power LLC | Avangrid Renewables | — |
| Owner(s) | Avangrid Power LLC | Avangrid | — |
| Status | Operating | operating | — |
The Casselman Wind Power Project is a wind farm in Somerset County, Pennsylvania, with 23 GE 1.5 MW Wind Turbines that began commercial operation in 2007. The wind farm has a combined total nameplate capacity of 34.5 megawatts, but actually produces about 90,666 megawatt-hours of electricity annually. The wind farm was developed by PPM Energy and constructed by Iberdrola, based in Spain. Power produced at the wind farm is distributed by First Energy.
Read more on WikipediaThe Casselman Wind Power Project is a 34.5 MW wind farm located in Somerset County, Pennsylvania. The plant began operating in 2007 and is owned and operated by Avangrid Power LLC, a subsidiary of Avangrid. It consists of a single generator utilizing onshore wind turbine technology. The facility uses GE Wind GE1.5-77 turbines, with a rotor diameter of 77 meters and a hub height of 80 meters.
In the most recent year of reported data, the Casselman Wind Power Project generated 82,333 MWh of electricity, achieving a capacity factor of 27.2%. The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. Casselman Wind Power Project ranks as the 20th largest wind farm out of 28 in Pennsylvania, and 998th out of 1424 nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC (PJM)
Grid Voltage
115.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
9.8K MWh
Latest Month
82.3K MWh
Annual Generation
27.2%
Capacity Factor
2013
$1,895/kW
Est. Construction Cost
Total estimated cost: $65.4M
Point of Interconnection
Nearest Substation
Lick Run Substation · 115 kV
Substation Distance
3.14 km
Operator
Penelec
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
LICKRUN 25 KV CASSELWF
Pricing Hub
WESTERN HUB
Location Type
Generation Node
Node Source
Curated node match
Last updated 2026-03-26
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