North Rock
Solar power plant in Rock County, Wisconsin. 50 MW of nameplate capacity across 1 generator, operated by Wisconsin Power & Light Co.
Also known as EIA plant 65010
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 50 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- October 2022First generator online
- Operator
- Wisconsin Power & Light CoEIA operator ID 20856
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Rock County, WI42.8109, −89.1015
- EIA plant ID
- 65010EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power North Rock produces
Free · EIA-923Net generation, 2025
101 GWh
100,733 MWh, final
Capacity factor, 2025
23.0%
2024: 21.8%
January to July 2026
58.1 GWh
Provisional
Range, 2023 to 2025
94.1–100.7
GWh a year. Low 2023, high 2025
| 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 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | Not reported | Not reported | 0 of 12 |
| 2021 | Not reported | Not reported | 0 of 12 |
| 2022 | 8,911 | Not reported | 3 of 12 |
| 2023 | 94,148 | 21.5% | 12 of 12 |
| 2024 | 95,776 | 21.8% | 12 of 12 |
| 2025 | 100,733 | 23.0% | 12 of 12 |
| 2026 (provisional, partial year) | 58,069 | 22.8% | 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 · 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 |
|---|---|---|---|
| PV1 | Solar Photovoltaic | 50.0 | October 2022 |
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 Wisconsin Power & Light Co 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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Power plants near North Rock
More plants operated by Wisconsin Power & Light Co
Questions about North Rock
How much power does North Rock produce?
North Rock reported 100,733 MWh (101 GWh) of net generation in 2025, a 23.0% capacity factor on 50 MW of nameplate capacity. From January to July 2026 it reported 58.1 GWh, which is provisional.
Where is North Rock?
North Rock is in Rock County, Wisconsin, at 42.8109, −89.1015. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates North Rock?
EIA-860M for August 2026 lists Wisconsin Power & Light Co as the operator (EIA operator ID 20856). The operator is not always the owner.
When did North Rock start operating?
Its first generator began operating in October 2022, according to EIA-860M.
Does InfraMap have power prices for North Rock?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to North Rock, 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