WindOperatingMISO

Laurel Wind Farm

Wind power plant in Marshall County, Iowa. 123.4 MW of nameplate capacity across 1 generator, operated by MidAmerican Energy Co.

Also known as Laurel · EIA plant 57500

Analyst: free account, 1 question a day.

Marshalltown Generating StationMarshalltownGrinnell Customer Hosted SolarGrinnell CollegeState CenterVenus Wind 3 LLCLaurel Wind Farm10 km
Open in the map
6 plants within 27 km, from EIA coordinates.

Key facts

Capacity
123.4 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
December 2011First generator online
Operator
MidAmerican Energy CoEIA operator ID 12341
Grid
MISOBalancing authority MISO
Price nodes
1 MISO nodeResource nodes with prices
Location
Marshall County, IA41.8833, −92.9333
EIA plant ID
57500EIA plant page

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

How much power Laurel Wind Farm produces

Free · EIA-923

Net generation, 2025

470 GWh

469,972 MWh, final

Capacity factor, 2025

43.5%

2024: 42.7%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

334.9–470.0

GWh a year. Low 2018, high 2025

Annual net generation, GWhCapacity 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
201127,199Not reported1 of 12
2012393,17937.4%12 of 12
2013396,99237.9%12 of 12
2014371,36635.4%12 of 12
2015384,27636.7%12 of 12
2016375,04535.7%12 of 12
2017379,72836.2%12 of 12
2018334,86232.0%12 of 12
2019340,36032.5%12 of 12
2020343,27632.7%12 of 12
2021360,53034.4%12 of 12
2022360,748Not reported12 of 12
2023431,33339.9%12 of 12
2024463,13042.7%12 of 12
2025469,97243.5%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 · 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
LWFOnshore Wind Turbine123.4December 2011

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 MidAmerican Energy 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

300 analyst questions a month, plus MCP

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

Power plants near Laurel Wind Farm

More plants operated by MidAmerican Energy Co

Questions about Laurel Wind Farm

How much power does Laurel Wind Farm produce?

Laurel Wind Farm reported 469,972 MWh (470 GWh) of net generation in 2025, a 43.5% capacity factor on 123.4 MW of nameplate capacity.

Where is Laurel Wind Farm?

Laurel Wind Farm is in Marshall County, Iowa, at 41.8833, −92.9333. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).

Who operates Laurel Wind Farm?

EIA-860M for August 2026 lists MidAmerican Energy Co as the operator (EIA operator ID 12341). The operator is not always the owner.

When did Laurel Wind Farm start operating?

Its first generator began operating in December 2011, according to EIA-860M.

Does InfraMap have power prices for Laurel Wind Farm?

Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Laurel Wind Farm, 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
  • Project names from the USGS U.S. Wind Turbine Database

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