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33.6 MW Natural Gas Internal Combustion Engine (25 MW) + Onshore Wind Turbine (3 MW) + Petroleum Liquids (5 MW) + Solar Photovoltaic (1 MW) operating in Henry, IL — Midcontinent Independent Transmission System Operator, Inc..
33.6 MW
Nameplate Capacity
11
Generators
units
Hybrid (4)
Technology
Natural Gas Internal Combustion Engine + Onshore Wind Turbine + Petroleum Liquids + Solar Photovoltaic
1957
Operating Since
Coordinates
41.4515, -90.1486
County
Henry, IL
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | City of Geneseo - (IL) | City of Geneseo - (IL) | — |
| Owner(s) | City of Geneseo - (IL) | — | — |
| Status | Operating | operating | — |
The Geneseo power plant, located in Henry County, Illinois, is a hybrid facility with a total capacity of 33.6 MW. Operated by the City of Geneseo, the plant began operations in 1957 and utilizes a mix of natural gas, petroleum liquids, solar photovoltaic, and onshore wind turbine technologies. Specifically, the plant incorporates natural gas internal combustion engines along with a Vensys 1.5-77 wind turbine, which features a 77-meter rotor diameter and a hub height of 65 meters. The solar component uses a fixed-tilt tracking system.
In the most recent year of data, the Geneseo plant generated 7,863 MWh of electricity, resulting in a capacity factor of 2.7%. The plant is connected to the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and resides within the MRO NERC region. Geneseo is ranked as the 39th largest power plant in Illinois out of 67, and nationally it is ranked 1217 out of 1963. The facility comprises 11 generators.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Municipal
Sector
Electric Utility
590 MWh
Latest Month
7.9K MWh
Annual Generation
2.7%
Capacity Factor
CO₂ Intensity
40 lb/MWh
NOx
1 lb/MWh
SO₂
0.016 lb/MWh
CH₄
0.002 lb/MWh
N₂O
0.000 lb/MWh
Capacity Factor
2.5%
Annual Net Gen
7 GWh
CO₂eq
40 lb/MWh
Subregion
MRO West
2013
$965/kW
Est. Construction Cost
Total estimated cost: $32.4M
Market Position
ISO/RTO Market
MISO
LMP Node
—
Pricing Hub
ILLINOIS.HUB
Node Source
OSM spatial match
Last updated 2026-03-14
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