Onion River
W4037 Risseuw Rd, Sheboygan Cedar Grove, WI 53013Plant Summary Information
Onion River is ranked #26 out of 261 power plants in Wisconsin in terms of total annual net electricity generation.
Onion River generated 93.4 GWh during the 3-month period between May 2026 to August 2026.
| Plant Name | Onion River |
|---|---|
| Utility Name | Wisconsin Power & Light Co |
| Location | Sheboygan County, WI |
| Initial Operation Date | December 2023 |
| Last Update | Aug 2026 |
| Annual Generation | 256.3 GWh |
| Annual Consumption | 979.9 k MMBtu |
| Ranked #2,272 out of 13,301 Power Plants Nationwide | |
| Ranked #394 out of 7,209 Solar Power Plants Nationwide | |
| Ranked #26 out of 261 Wisconsin Power Plants | |
| Ranked #5 out of 113 Wisconsin Solar Power Plants | |
| Fuel Types | Solar |
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Monthly Net Generation for Onion River
Monthly Plant Fuel Consumption for Onion River
Onion River Details
| Summary Information | |
|---|---|
| Plant Name | Onion River (65008) |
| Plant Address | W4037 Risseuw Rd, Sheboygan Cedar Grove, WI 53013 |
| Utility | Wisconsin Power & Light Co (20856) |
| Latitude, Longitude | 43.6002, -87.89659 |
| Generation Dates on File | Dec 2023 to Aug 2026 |
| Initial Operation Date | December 2023 |
| Annual Generation | 256.3 GWh |
| Fuel Types | Solar |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | MRO |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | American Transmission Co (659) |
| Grid Voltage | 138.00 kV |
| Energy Storage | No |
Generator PV1 Details Operating December 2023
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | ALTE.ONIONRIV |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | ALTE.ONIONRIV |
| Nameplate Capacity | 150 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 150 MW |
| Winter Capacity | 150 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | December 2023 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Solar |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| DC Net Capacity | 180.1 MW |
| Thin Film CDTE | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Onion River Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
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Nearby Power Plants
Below are closest 20 power plants surrounding Onion River.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Auburn Solar WI, LLC | Campbellsport, WI | 8.9 GWh | 17.1 mi |
| Blue Sky Green Field Wind Project | Fond du Lac, WI | 315.7 GWh | 26.9 mi |
| Butler Ridge | Mayville, WI | 138.1 GWh | 32.4 mi |
| Cedar Ridge | Eden, WI | 184.8 GWh | 22.6 mi |
| Edgewater | Sheboygan, WI | 2.0 TWh | 12.4 mi |
| ENGIE 2020 ProjectCo-WI1 LLC | Fond Du Lac, WI | 1.7 GWh | 30.3 mi |
| Fond du Lac Community Solar | Fond Du Lac, WI | 1.7 GWh | 30.3 mi |
| Forward Wind Energy Center | Brownsville, WI | 119.7 GWh | 30.1 mi |
| Germantown | Germantown, WI | 33.3 GWh | 30.7 mi |
| Harley-Davison Powertrain Operations | Menomonee Falls, WI | 2.6 GWh | 30.5 mi |
| Jackson Solar WI, LLC | Cedarburg, WI | 11.8 GWh | 22.3 mi |
| Kohler Solar | Kohler, WI | 2.9 GWh | 12.1 mi |
| Ledgeview | Fond du Lac, WI | 9.9 GWh | 25.7 mi |
| Omega Hills Gas Recovery | Germantown, WI | 77.6 GWh | 31.1 mi |
| Port Washington Generating Station | Port Washington, WI | 6.6 TWh | 15 mi |
| Regal Ware | West Bend, WI | 2.8 GWh | 18 mi |
| Sheboygan Falls | Sheboygan, WI | 452.5 GWh | 10.5 mi |
| South Fond Du Lac | Fond du Lac, WI | 20.3 GWh | 31.4 mi |
| Springfield Solar (WI) | Lomira, WI | 206.7 GWh | 27.3 mi |
| Washington County | West Bend, WI | 3.7 GWh | 17.6 mi |