Darien Solar
N9550 Creek Road, Darien, WI 53114Plant Summary Information
Darien Solar is ranked #19 out of 260 power plants in Wisconsin in terms of total annual net electricity generation.
Darien Solar generated 119.2 GWh during the 3-month period between March 2026 to June 2026.
| Plant Name | Darien Solar |
|---|---|
| Utility Name | Wisconsin Electric Power Co |
| Location | Rock County, WI |
| Initial Operation Date | March 2025 |
| Last Update | Jun 2026 |
| Annual Generation | 360.1 GWh |
| Annual Consumption | 1.4 M MMBtu |
| Ranked #1,796 out of 13,094 Power Plants Nationwide | |
| Ranked #240 out of 7,027 Solar Power Plants Nationwide | |
| Ranked #19 out of 260 Wisconsin Power Plants | |
| Ranked #2 out of 112 Wisconsin Solar Power Plants | |
| Fuel Types | Solar |
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Monthly Net Generation for Darien Solar
Monthly Plant Fuel Consumption for Darien Solar
Darien Solar Details
| Summary Information | |
|---|---|
| Plant Name | Darien Solar (64534) |
| Plant Address | N9550 Creek Road, Darien, WI 53114 |
| Utility | Wisconsin Electric Power Co (20847) |
| Latitude, Longitude | 42.62, -88.74 |
| Generation Dates on File | Mar 2025 to Jun 2026 |
| Initial Operation Date | March 2025 |
| Annual Generation | 360.1 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 1 Details Operating March 2025
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Jointly Owned |
| Nameplate Capacity | 250 MW |
| Summer Capacity | 250 MW |
| Winter Capacity | 250 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | March 2025 |
| Sector Name | Electric Utility (1) |
| Energy Source | Solar |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| Bifacial | Yes |
| DC Net Capacity | 324.7 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Darien Solar Plant Owners
| Owner Name | Address | Ownership |
|---|---|---|
| Madison Gas & Electric Co | 133 South Blair Street, Madison, WI 53701 | 10.00% |
| Wisconsin Electric Power Co | 231 W. Michigan Street, Milwaukee, WI 53203 | 75.00% |
| Wisconsin Public Service Corp | 231 W. Michigan Street, Milwaukee, WI 53203 | 15.00% |
| Madison Gas & Electric Co | 133 South Blair Street, Madison, WI 53701 | 10.00% |
| Wisconsin Electric Power Co | 231 W. Michigan Street, Milwaukee, WI 53203 | 75.00% |
| Wisconsin Public Service Corp | 231 W. Michigan Street, Milwaukee, WI 53203 | 15.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Solar.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #230 | Fifth Standard Solar PV, LLC (Hybrid) | Huron, CA | 341.5 GWh |
| #231 | Holstein 1 Solar Farm | Wingate, TX | 366.9 GWh |
| #232 | Raceway Solar & Storage | Lancaster, CA | 357.7 GWh |
| #233 | Hillcrest Solar | Mt. Orab, OH | 366.1 GWh |
| #234 | Lund Hill Solar | Bickleton, WA | 365.9 GWh |
| #235 | RE Roserock | Fort Stockton, TX | 365.7 GWh |
| #236 | Mount Signal Solar Farm II | Calexico, CA | 364.5 GWh |
| #237 | Markum Solar Farm | Valley Mills, TX | 361.9 GWh |
| #238 | Shallow Basket | Dulce, NM | 353.7 GWh |
| #239 | Blythe Solar III, LLC Hybrid | Blythe, CA | 346.3 GWh |
| #241 | North Rosamond Solar LLC | Rosamond, CA | 358.7 GWh |
| #242 | Spanish Peaks Solar | Trinidad, CO | 357.4 GWh |
| #243 | Imperial Solar Energy Center West | Seeley, CA | 357.0 GWh |
| #244 | Milagro Solar I | Santa Teresa, NM | 356.9 GWh |
| #245 | Hardy Hills Solar Energy LLC | Frankfort, IN | 356.7 GWh |
| #246 | Ridgely Energy Farm | Ridgely, TN | 354.5 GWh |
| #247 | Arlington Energy Center III | Blythe, CA | 333.9 GWh |
| #248 | Azalea Springs Solar Park | Lufkin, TX | 354.3 GWh |
| #249 | Newport Solar Project | Newport, AR | 352.9 GWh |
| #250 | Camilla Solar Energy Project | Camilla, GA | 352.5 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Darien Solar.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| 9521 US 14 SOLAR 1, LLC | Harvard, IL | 3.6 GWh | 12.8 mi |
| Alden Road Harvard Solar 1 | Harvard, IL | 4.2 GWh | 19.5 mi |
| All World Solar Facility | Roscoe, IL | 3.2 GWh | 17.1 mi |
| Ameresco Janesville | Janesville, WI | 3.1 GWh | 15.5 mi |
| Beloit Memorial Hospital Power Plant | Beloit, WI | 147.0 MWh | 14.5 mi |
| Hackbarth Solar WI, LLC | Fort Atkinson, WI | 8.9 GWh | 19.8 mi |
| HQC Rock River Solar Power Gen Station | Beloit, WI | 3.0 GWh | 15.2 mi |
| Janesville Community Solar | Janesville, WI | 2.6 GWh | 16.1 mi |
| La Grange Solar Partners, LLC | Elkhorn, WI | 405.0 MWh | 14.6 mi |
| LaFayette Solar WI, LLC | Elkhorn, WI | 10.2 GWh | 11.9 mi |
| Lawrence Solar 1 LLC | Harvard, IL | 3.6 GWh | 12 mi |
| Lawrence Solar 2 LLC | Harvard, IL | 3.7 GWh | 12 mi |
| Lobelia 1 | Harvard, IL | 4.6 GWh | 12.7 mi |
| Paddock Solar | Beloit, WI | 133.6 GWh | 18.3 mi |
| Riverside Energy Center | Beloit, WI | 3.4 TWh | 15.3 mi |
| Rock County Customer Hosted Solar | Janesville, WI | 1.6 GWh | 16 mi |
| Route 76 Boone Solar 1 | Poplar Grove, IL | 4.1 GWh | 14.9 mi |
| Spring Brook Solar WI, LLC | Whitewater, WI | 630.0 MWh | 11.5 mi |
| West Riverside Energy Center | Beloit, WI | 4.2 TWh | 15.5 mi |
| Whitewater Generating Station | Whitewater, WI | 361.2 GWh | 16.3 mi |