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812.7 MW Coal Syngas operating in Knox, IN — Midcontinent Independent Transmission System Operator, Inc..
812.7 MW
Nameplate Capacity
3
Generators
units
Coal Integrated Gasification Combined Cycle
Technology
2013
Operating Since
Coordinates
38.8067, -87.2472
County
Knox, IN
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Duke Energy Indiana, LLC | Duke Energy Indiana | — |
| Owner(s) | Duke Energy Indiana, LLC | Duke Energy | — |
| Status | Operating | — | — |
Edwardsport Power Station is a 618 MW Integrated gasification combined cycle (IGCC) coal based power plant in Vigo Township, Knox County, near the town of Edwardsport, Indiana. The integrated gasification combined cycle power plant construction started in June 2008 by Duke Energy near the site of an older 160 MW coal-fired electrical power plant, which was decommissioned in 2010.
Read more on WikipediaEdwardsport is an 812.7 MW power plant located in Knox County, Indiana. The plant, owned and operated by Duke Energy Indiana, LLC, began operating in 2013. It utilizes three generators and is fueled by synthetic gas from coal (SGC) using Coal Integrated Gasification Combined Cycle technology. Edwardsport is connected to the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and resides within the ReliabilityFirst Corporation (RFC) NERC region.
The plant's latest annual generation was 3,543,698 MWh, resulting in a capacity factor of 49.9%. Financial data indicates an installed cost of $3,296.51 per kW, based on FERC and FERC EQR data. The power purchase agreement (PPA) price is $5.7 per MWh. Edwardsport holds the distinction of being the largest power plant of its kind in Indiana and the United States, based on its technology.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
138.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
331.7K MWh
Latest Month
3.5M MWh
Annual Generation
49.9%
Capacity Factor
CO₂ Intensity
1827 lb/MWh
NOx
0.430 lb/MWh
SO₂
0.044 lb/MWh
CH₄
0.064 lb/MWh
N₂O
0.009 lb/MWh
Capacity Factor
46.0%
Annual Net Gen
3273 GWh
CO₂eq
1831 lb/MWh
Subregion
RFC West
Duke Energy Indiana, LLC · Data from 2015–2025
$5.7/MWh
PPA Price
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
ISO/RTO Market
MISO
LMP Node
CP/Comm Pricing
Pricing Hub
INDIANA.HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
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