Natural gasOilOperatingSPP

Estherville

Natural gas power plant in Emmet County, Iowa. 15.6 MW of nameplate capacity across 5 generators, operated by City of Estherville - (IA).

Also known as EIA plant 1137

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Iowa Lakes Superior W…GraettingerMilfordElm Creek Wind II LLCPalo Alto Wind FarmEstherville20 km
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6 plants within 32 km, from EIA coordinates.

Key facts

Capacity
15.6 MWNatural gas 14.0 · Oil 1.6
Generators
5 operatingEIA-860M, August 2026
Operating since
December 1946First generator online
Operator
City of Estherville - (IA)EIA operator ID 5998
Grid
SPPBalancing authority SWPP
Price nodes
1 SPP nodeResource nodes with prices
Location
Emmet County, IA43.4028, −94.8433
EIA plant ID
1137EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Estherville produces

Free · EIA-923

Net generation, 2025

203 MWh

203 MWh, final

Capacity factor, 2025

0.1%

2024: 0.1%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

19.0–783.0

MWh a year. Low 2017, high 2023

Annual net generation, MWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
20000Not reported12 of 12
2001178Not reported12 of 12
2002190Not reported12 of 12
200363Not reported12 of 12
2004144Not reported12 of 12
2005176Not reported12 of 12
2006177Not reported12 of 12
2007105Not reported12 of 12
200851Not reported12 of 12
200946Not reported12 of 12
2010700.0%12 of 12
2011780.1%12 of 12
2012290.0%12 of 12
201372Not reported12 of 12
20141570.1%12 of 12
2015380.0%12 of 12
2016670.0%12 of 12
2017190.0%12 of 12
2018430.0%12 of 12
20191900.1%12 of 12
2020540.0%12 of 12
20213900.3%12 of 12
20223250.2%12 of 12
20237830.6%12 of 12
20241990.1%12 of 12
20252030.1%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account · SPP

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
2Petroleum Liquids1.6December 1946
3Natural Gas Internal Combustion Engine3.0June 1960
4Natural Gas Internal Combustion Engine4.0June 1969
5Natural Gas Internal Combustion Engine4.0January 1969
7Natural Gas Internal Combustion Engine3.0January 1960

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists City of Estherville - (IA) as the operator, which is not always the owner.

Modeled data

Pro

Pro adds modeled values for this plant. Everything above stays free.

Modeled

Generation potential vs reported

Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.

Analyst and MCP

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Power plants near Estherville

Questions about Estherville

How much power does Estherville produce?

Estherville reported 203 MWh (203 MWh) of net generation in 2025, a 0.1% capacity factor on 15.6 MW of nameplate capacity.

Where is Estherville?

Estherville is in Emmet County, Iowa, at 43.4028, −94.8433. It is in the Southwest Power Pool balancing area (SWPP).

Who operates Estherville?

EIA-860M for August 2026 lists City of Estherville - (IA) as the operator (EIA operator ID 5998). The operator is not always the owner.

When did Estherville start operating?

Its first generator began operating in December 1946, according to EIA-860M.

Does InfraMap have power prices for Estherville?

Yes. InfraMap has SPP day-ahead and real-time prices at 1 price node linked to Estherville, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
  • SPP day-ahead and real-time prices; node and hub assignments as of 2026-10-05

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page