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Iola

Allen County, Kansas · EIA plant ID 1291 · Operator: City of Iola - (KS)
OilNatural Gas Internal Combustion EnginePetroleum LiquidsSPPBA: SWPP

8 MW under construction (Petroleum Liquids), first expected Oct 2026 · EIA-860M

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Nameplate29MWSummer 30 MW
Generators10in service · 8 MW building
Net generation1GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate11,600Btu/kWhfossil units, electric fuel, HHV
First online1969Runs as rarely runs

Monthly net generation

EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
0200400600MWh2001200320052007200920112013201520172019202120232025

Capacity factor by year

Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
0%1%1%200520102015202020250.2% · 12 mo

Heat rate by year

Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
2,5005,0007,50010,00012,5002005201020152020202511,600 Btu/kWh · 12 mo
Annual data table
YearNet GWhCapacity factorHeat rate (Btu/kWh)
20016.2——
20022.9——
20034.61.3%10,098
200420.6%10,201
20054.41.2%10,016
20063.91.1%9,392
20071.90.5%13,263
20080.10.0%10,556
20093.41.0%10,729
20101.40.4%10,955
20111.40.5%11,140
20121.60.7%10,878
20131.50.7%10,933
201410.5%10,924
20150.80.4%10,756
20160.80.4%11,931
20170.50.3%10,442
201810.5%11,841
20190.60.3%5,694
20200.90.4%11,461
20211.70.7%10,884
20221.50.6%10,474
20230.90.3%10,317
20240.60.2%11,670
20250.60.2%11,600

Generators

EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
Gen IDTechnologyPrime moverNameplate MWSummer MWOnlineStatusPlanned retirementOEM / model
1Natural Gas Internal Combustion EngineIC55Aug 1998Operating—coming soon
10Petroleum LiquidsIC2.72.9Jun 1981Operating—coming soon
14Petroleum LiquidsIC22Feb 2020Operating—coming soon
15Petroleum LiquidsIC22Feb 2020Operating—coming soon
16Petroleum LiquidsIC1.81.8Aug 2021Operating—coming soon
2Natural Gas Internal Combustion EngineIC55Jun 2000Operating—coming soon
6Petroleum LiquidsIC2.72.9May 1969Operating—coming soon
7Petroleum LiquidsIC2.72.9May 1971Operating—coming soon
8Petroleum LiquidsIC2.72.9Feb 1976Operating—coming soon
9Petroleum LiquidsIC2.72.9Jun 1977Operating—coming soon
17Petroleum LiquidsIC22planned Oct 2026Under construction—coming soon
18Petroleum LiquidsIC22planned Oct 2026Under construction—coming soon
19Petroleum LiquidsIC22planned Oct 2026Under construction—coming soon
20Petroleum LiquidsIC22planned Oct 2026Under construction—coming soon
11Petroleum LiquidsIC2.12Jul 1988Retired Mar 2013—coming soon
12Petroleum LiquidsIC2.12Jul 1988Retired Mar 2013—coming soon
13Petroleum LiquidsIC2.12Jul 1988Retired Mar 2013—coming soon
4Natural Gas Steam TurbineST3.54.3—Retired Oct 2010—coming soon
5Natural Gas Steam TurbineST55.3—Retired Oct 2010—coming soon

Owner / operator

Operator: City of Iola - (KS). Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
City of Iola - (KS)100.0%29 MW

Nearby plants

Within 80 km.
Prairie Queen Wind Farm199 MW18.7 km
Chanute 264 MW25.5 km
Chanute 1—26.8 km
Chanute 335 MW32 km
Chanute Solar6 MW32 km
Urbana-Heartland1 MW36.1 km