WindOperatingMISO

Upland Prairie

Wind power plant in Clay County, Iowa. 299.3 MW of nameplate capacity across 1 generator, operated by Interstate Power and Light Co.

Also known as EIA plant 61564

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Earl F WisdomLost Lakes Wind Farm LLCSpencer Gas TurbineFlying Cloud Power Partners LLCMilfordO'Brien WindUpland Prairie10 km
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6 plants within 22 km, from EIA coordinates.

Key facts

Capacity
299.3 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
March 2019First generator online
Operator
Interstate Power and Light CoEIA operator ID 9417
Grid
MISOBalancing authority MISO
Price nodes
1 MISO nodeResource nodes with prices
Location
Clay County, IA43.2074, −95.3494
EIA plant ID
61564EIA plant page

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

How much power Upland Prairie produces

Free · EIA-923

Net generation, 2025

1.08 TWh

1,084,946 MWh, final

Capacity factor, 2025

41.4%

2024: 41.5%

January to July 2026

645 GWh

Provisional

Range, 2020 to 2025

0.9–1.2

TWh a year. Low 2021, high 2022

Annual net generation, TWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000Not reportedNot reported0 of 12
2001Not reportedNot reported0 of 12
2002Not reportedNot reported0 of 12
2003Not reportedNot reported0 of 12
2004Not reportedNot reported0 of 12
2005Not reportedNot reported0 of 12
2006Not reportedNot reported0 of 12
2007Not reportedNot reported0 of 12
2008Not reportedNot reported0 of 12
2009Not reportedNot reported0 of 12
2010Not reportedNot reported0 of 12
2011Not reportedNot reported0 of 12
2012Not reportedNot reported0 of 12
2013Not reportedNot reported0 of 12
2014Not reportedNot reported0 of 12
2015Not reportedNot reported0 of 12
2016Not reportedNot reported0 of 12
2017Not reportedNot reported0 of 12
2018Not reportedNot reported0 of 12
2019771,294Not reported10 of 12
20201,040,47939.6%12 of 12
2021869,13733.1%12 of 12
20221,190,86445.4%12 of 12
20231,063,24940.6%12 of 12
20241,091,51241.5%12 of 12
20251,084,94641.4%12 of 12
2026 (provisional, partial year)645,32642.4%7 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 · MISO

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. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
1Onshore Wind Turbine299.3March 2019

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 Interstate Power and Light Co as the operator, which is not always the owner.

Modeled data

Pro

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

Modeled

Modeled curtailment

A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.

Modeled

Expected vs reported generation

Monthly modeled expected output and physical potential next to EIA-923 reported output.

Analyst and MCP

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Query Upland Prairie and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.

Power plants near Upland Prairie

More plants operated by Interstate Power and Light Co

Questions about Upland Prairie

How much power does Upland Prairie produce?

Upland Prairie reported 1,084,946 MWh (1.08 TWh) of net generation in 2025, a 41.4% capacity factor on 299.3 MW of nameplate capacity. From January to July 2026 it reported 645 GWh, which is provisional.

Where is Upland Prairie?

Upland Prairie is in Clay County, Iowa, at 43.2074, −95.3494. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).

Who operates Upland Prairie?

EIA-860M for August 2026 lists Interstate Power and Light Co as the operator (EIA operator ID 9417). The operator is not always the owner.

When did Upland Prairie start operating?

Its first generator began operating in March 2019, according to EIA-860M.

Does InfraMap have power prices for Upland Prairie?

Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Upland Prairie, 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)
  • MISO 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