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335 MW Bit. Coal operating in Macon, IL — Midcontinent Independent Transmission System Operator, Inc..
335 MW
Nameplate Capacity
7
Generators
units
Conventional Steam Coal
Technology
1987
Operating Since
Coordinates
39.8701, -88.8908
County
Macon, IL
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Archer Daniels Midland Co | — | — |
| Owner(s) | Archer Daniels Midland Co | — | — |
| Status | Operating | — | — |
The Archer Daniels Midland Decatur power plant is located in Macon County, Illinois. It is owned and operated by Archer Daniels Midland Co. The plant has a total capacity of 335 MW across 7 generators, utilizing conventional steam coal (BIT) as its primary fuel. The plant began operating in 1987.
In the most recent year with available data, the plant generated 901,241 MWh of electricity, achieving a capacity factor of 30.8%. The Archer Daniels Midland Decatur plant operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and is situated in the SERC NERC region. It is ranked as the second largest coal plant out of 4 in the state of Illinois, and ranks 45th out of 50 nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Industrial
Sector
Industrial CHP
73.6K MWh
Latest Month
901.2K MWh
Annual Generation
30.8%
Capacity Factor
CO₂ Intensity
0 lb/MWh
NOx
0.585 lb/MWh
SO₂
0.000 lb/MWh
CH₄
0.139 lb/MWh
N₂O
0.020 lb/MWh
Capacity Factor
30.2%
Annual Net Gen
886 GWh
CO₂eq
9 lb/MWh
Subregion
SERC Midwest
No financial data available for this plant.
This is a small open-data project — if you have sources or want more coverage here, drop a note.
Market Position
ISO/RTO Market
MISO
LMP Node
Sales to Utility only
Pricing Hub
ILLINOIS.HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
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