Big Sky Wind LLC — Plant Summary
- EIA Plant ID
- 57135
- Capacity
- 239.4 MW
- Primary Fuel
- Wind
- Technology
- Onshore Wind Turbine
- Status
- Operating
- Location
- Bureau, IL
- Operating Since
- 2011
- Generators
- 1
- Operator
- Big Sky Wind LLC
- Parent Company
- Vitol Holding II
- Annual Generation
- 730,889 MWh
- Capacity Factor
- 34.8%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
Big Sky Wind LLC
OperatingWindGEM: retired
Ranked #9 of 61 Wind plants in IL#195 of 1442 nationally
239.4 MW Wind operating in Bureau, IL — PJM Interconnection, LLC
EIAGEMWD
239.4 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2011
Operating Since
Location
Coordinates
41.5887, -89.4206
County
Bureau, IL
Nearby Plants
- Green River Wind FarmWind194.3 MW · 10.6 km
- Com Adam 1WF-1Wind5 MW · 15.9 km
- Walnut Ridge Wind FarmWind212 MW · 17.0 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 | Big Sky Wind LLC | Edison Mission Group | — |
| Owner(s) | Vitol Wind I, LLC | Vitol Holding II | — |
| Status | Operating | retired | — |
Ownership Chain
About
Big Sky Wind LLC is a 239.4 MW wind power plant located in Bureau County, Illinois. The plant began operating in 2011 and is owned and operated by Big Sky Wind LLC, a subsidiary of Vitol Holding II based in Luxembourg. The facility consists of a single generator utilizing onshore wind turbine technology. It is interconnected to the grid within the PJM Interconnection, LLC balancing authority.
The plant's turbines are Vestas V110-2.2 models, with a rotor diameter of 110 meters and a hub height of 80 meters. In the most recent year of data, Big Sky Wind LLC generated 730,889 MWh, achieving a capacity factor of 34.8%. The plant ranks as the 9th largest wind facility out of 44 in Illinois, and 192nd out of 734 wind plants nationally. Its NERC region is RFC.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
138 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Interconnection Queue1 projectBeta
Big Sky
OperationalWind240 MWPJM
Generation
81.9K MWh
Latest Month
730.9K MWh
Annual Generation
34.8%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Big Sky Wind LLC Substation · 138 kV
Substation Distance
0.035 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
959ERDBS34.5 KV BSWFBRS1
Pricing Hub
N ILLINOIS HUB
Location Type
Generation Node
Node Source
Curated node match
News & Articles (1)Beta