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348.7 MW Sub. Coal operating in Finney, KS — Southwest Power Pool
348.7 MW
Nameplate Capacity
1
Generators
unit
Conventional Steam Coal
Technology
1983
Operating Since
Coordinates
37.9308, -100.9725
County
Finney, KS
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Sunflower Electric Power Corp | — | — |
| Owner(s) | Sunflower Electric Power Corp | — | — |
| Status | Operating | — | — |
The Holcomb Generating Station is a 348.7 MW coal-fired power plant located in Finney County, Kansas. It began operating in 1983 and is owned and operated by Sunflower Electric Power Corp. The plant utilizes one generator with conventional steam coal technology, burning subbituminous coal (SUB) as its primary fuel. Holcomb operates within the Southwest Power Pool (SPP) balancing authority and the Midwest Reliability Organization (MRO) NERC region.
In the most recent year with available data, Holcomb generated 1,837,470 MWh of electricity, achieving a capacity factor of 60.2%. The plant is ranked as the 4th largest power plant out of 4 in the state of Kansas, and ranks 63rd out of 75 similar plants nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
SPP
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
165.1K MWh
Latest Month
1.8M MWh
Annual Generation
60.2%
Capacity Factor
CO₂ Intensity
2238 lb/MWh
NOx
2 lb/MWh
SO₂
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.
Point of Interconnection
Nearest Substation
Holcomb Substation · 345 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
SPP
LMP Node
SECIHOLCOM1UN1
Pricing Hub
SPP North Hub
Location Type
Settlement Location
Node Source
EIA-860 direct report
Last updated 2026-03-26
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ask pi about HolcombSouthwest Power Pool (SWPP)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Cooperative
Sector
Electric Utility
1 lb/MWh
CH₄
0.267 lb/MWh
N₂O
0.039 lb/MWh
Capacity Factor
51.9%
Annual Net Gen
1585 GWh
CO₂eq
2256 lb/MWh
Subregion
SPP North