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Grant County — Power plant · Solar · Wisconsin Power & Light Co
  • Wind & solar
  • Operating
  • 10 · 100 · 1,000 MW

Grant County

Power plant · Solar

Key facts

Power plant · Solarran 14% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2024
Net generation, 2025
376,238 MWh
Grid
138 kV to American Transmission Co (MISO)
Location
Grant County, Wisconsin
Operated by
Wisconsin Power & Light CoSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2024 to 2026

Operations detail

Details

Who’s behind it

No companies named in filings yet.

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Technology
Solar source: “Solar Photovoltaic”
Age
2 years since 2024
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
AttributeValue
Gem
Unit ids
G100000805615
Location id
L100000804873
Eia plant ids
65007
Grid
Nerc region
MRO
Report year
2025
Grid voltage kv
138
Transmission owner
American Transmission Co
Balancing authority code
MISO
Balancing authority name
Midcontinent Independent Transmission System Operator, Inc..
Fuel burned (MMBtu), 20251,283,728
Capacity factor, 20250.143
Net generation (MWh), 2025376,238
Balancing authority codeMISO

Solar arrays

Array area (acres)
1,050.7
AC capacity (MW)
200
DC capacity (MW)
200
Mounting
Single-axis tracking
Site type
Greenfield
Began operating
2024

Source USPVDB

Source

  • USPVDBOpen license · retrieved Oct 25, 2026Map services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb

Attribution

Timeline

  • In service · EIA-860M

Sources

5 sources

Sources EIA-860M · GEM · USPVDB · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026
  • GEMOpen license, with credit · retrieved Oct 26, 2026Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
  • USPVDBOpen license · retrieved Oct 25, 2026Map services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb
  • EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
  • EIA-860M Preliminary Monthly Electric Generator Inventory

Every source and license · Attribution

View at source