Prairie Star Wind Farm
Wind power plant in Mower County, Minnesota. 100.7 MW of nameplate capacity across 1 generator, operated by High Prairie Wind Farm II LLC.
Also known as High Prairie II · Prairie Star · EIA plant 56494
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 100.7 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 2007First generator online
- Operator
- High Prairie Wind Farm II LLCEIA operator ID 54904
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Mower County, MN43.6861, −92.6272
- EIA plant ID
- 56494EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Prairie Star Wind Farm produces
Free · EIA-923Net generation, 2025
303 GWh
303,349 MWh, final
Capacity factor, 2025
34.4%
2024: 33.7%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
244.6–346.2
GWh a year. Low 2021, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | 14,421 | Not reported | 12 of 12 |
| 2008 | 354,743 | Not reported | 12 of 12 |
| 2009 | 309,452 | Not reported | 12 of 12 |
| 2010 | 306,126 | 34.7% | 12 of 12 |
| 2011 | 311,505 | 35.3% | 12 of 12 |
| 2012 | 331,318 | 37.5% | 12 of 12 |
| 2013 | 344,121 | 39.0% | 12 of 12 |
| 2014 | 358,122 | 40.6% | 12 of 12 |
| 2015 | 346,237 | 39.3% | 12 of 12 |
| 2016 | 336,017 | 38.0% | 12 of 12 |
| 2017 | 328,744 | 37.3% | 12 of 12 |
| 2018 | 298,524 | 33.9% | 12 of 12 |
| 2019 | 303,820 | 34.5% | 12 of 12 |
| 2020 | 289,511 | 32.8% | 12 of 12 |
| 2021 | 244,613 | Not reported | 12 of 12 |
| 2022 | 340,000 | 38.5% | 12 of 12 |
| 2023 | 259,146 | 29.4% | 12 of 12 |
| 2024 | 298,198 | 33.7% | 12 of 12 |
| 2025 | 303,349 | 34.4% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 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 · MISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo 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| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| HP2 | Onshore Wind Turbine | 100.7 | December 2007 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists High Prairie Wind Farm II LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Questions about Prairie Star Wind Farm
How much power does Prairie Star Wind Farm produce?
Prairie Star Wind Farm reported 303,349 MWh (303 GWh) of net generation in 2025, a 34.4% capacity factor on 100.7 MW of nameplate capacity.
Where is Prairie Star Wind Farm?
Prairie Star Wind Farm is in Mower County, Minnesota, at 43.6861, −92.6272. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Prairie Star Wind Farm?
EIA-860M for August 2026 lists High Prairie Wind Farm II LLC as the operator (EIA operator ID 54904). The operator is not always the owner.
When did Prairie Star Wind Farm start operating?
Its first generator began operating in December 2007, according to EIA-860M.
Does InfraMap have power prices for Prairie Star Wind Farm?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Prairie Star 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
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
- 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