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100.5 MW Wind operating in Stephenson, IL — PJM Interconnection, LLC
100.5 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2009
Operating Since
Coordinates
42.4572, -89.8810
County
Stephenson, IL
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Acciona Wind Energy USA LLC | Acciona | — |
| Owner(s) | Acciona Wind Energy USA LLC | Acciona | — |
| Status | Operating | operating | — |
EcoGrove Wind LLC is a 100.5 MW wind power plant located in Stephenson County, Illinois. The plant began operating in 2009 and utilizes onshore wind turbine technology. It consists of one generator and is owned and operated by Acciona Wind Energy USA LLC, a subsidiary of the Spanish company Acciona. The facility uses Acciona AW82/1500 wind turbines, which have a rotor diameter of 82 meters and a hub height of 80 meters.
In the most recent year of reported data, EcoGrove Wind generated 257,993 MWh of electricity, achieving a capacity factor of 29.3%. The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. EcoGrove Wind ranks as the 43rd largest wind farm out of 44 in Illinois, and 714th out of 734 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
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
22.8K MWh
Latest Month
258.0K MWh
Annual Generation
29.3%
Capacity Factor
2013
$1,895/kW
Est. Construction Cost
Total estimated cost: $190.5M
Market Position
ISO/RTO Market
PJM
LMP Node
PJM
Pricing Hub
N ILLINOIS HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
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