South Cheyenne Solar
154 US-85, South Greeley, WY 82007Plant Summary Information
South Cheyenne Solar is ranked #28 out of 74 power plants in Wyoming in terms of total annual net electricity generation.
South Cheyenne Solar generated 51.8 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | South Cheyenne Solar |
|---|---|
| Utility Name | Southern Power Co |
| Location | Laramie County, WY |
| Initial Operation Date | April 2024 |
| Last Update | Dec 2025 |
| Annual Generation | 322.7 GWh |
| Annual Consumption | 1.2 M MMBtu |
| Ranked #1,885 out of 12,613 Power Plants Nationwide | |
| Ranked #238 out of 6,463 Solar Power Plants Nationwide | |
| Ranked #28 out of 74 Wyoming Power Plants | |
| Ranked #1 out of 2 Wyoming Solar Power Plants | |
| Fuel Types | Solar |
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Monthly Net Generation for South Cheyenne Solar
Monthly Plant Fuel Consumption for South Cheyenne Solar
South Cheyenne Solar Details
| Summary Information | |
|---|---|
| Plant Name | South Cheyenne Solar (67147) |
| Plant Address | 154 US-85, South Greeley, WY 82007 |
| Utility | Southern Power Co (17650) |
| Latitude, Longitude | 41.02721, -104.77597 |
| Generation Dates on File | Apr 2024 to Dec 2025 |
| Initial Operation Date | April 2024 |
| Annual Generation | 322.7 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 | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Western Area Power Administration - Rocky Mountain Region (WACM) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | NA |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Black Hills Power, Inc. (19545) WY |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator SCHY Details Operating April 2024
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 150 MW |
| Summer Capacity | 150 MW |
| Winter Capacity | 150 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | April 2024 |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| Azimuth Angle | 45 |
| DC Net Capacity | 165.6 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
South Cheyenne Solar Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Solar.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #228 | Vikings Energy Farm | Holtville, CA | 314.9 GWh |
| #229 | Midway Solar - TX | Fort Stockton, TX | 332.5 GWh |
| #230 | Cass County Renewable Energy Center | Beardstown, IL | 331.8 GWh |
| #231 | Twin Lakes Solar LLC | Monticello, IN | 328.9 GWh |
| #232 | Hardin Solar Energy II LLC | Belle Center, OH | 328.8 GWh |
| #233 | Sun Streams 2 | Hassayampa, AZ | 328.2 GWh |
| #234 | Fifth Standard Solar PV, LLC (Hybrid) | Huron, CA | 301.1 GWh |
| #235 | Edwards Sanborn E4 | Mojave, CA | 321.3 GWh |
| #236 | Golden Triangle II | St.Artesia, MS | 319.3 GWh |
| #237 | American Kings Solar, LLC | Lemoore, CA | 324.4 GWh |
| #239 | Cove Mountain Solar 2 | Beryl, UT | 321.4 GWh |
| #240 | Lily Solar Hybrid | Scurry, TX | 318.4 GWh |
| #241 | Quitman Solar | Quitman, GA | 320.2 GWh |
| #242 | Umbriel Solar | Livington, TX | 318.9 GWh |
| #243 | Harquahala Sun Solar Project | Tonopah, AZ | 316.8 GWh |
| #244 | Elora Solar | Elora, TN | 316.0 GWh |
| #245 | Big River Solar | Norris City, IL | 314.7 GWh |
| #246 | Darien Solar | Darien, WI | 314.6 GWh |
| #247 | Daybreak Solar | Maupin, OR | 314.6 GWh |
| #248 | Edwards Sanborn E2 | Mojave, CA | 300.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding South Cheyenne Solar.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Alden Solar CSG LLC | Greeley, CO | 2.6 GWh | 40.7 mi |
| Bison Solar LLC | Wellington, CO | 59.1 GWh | 16.7 mi |
| Black Hollow Sun | Auit, CO | 55.5 GWh | 28.6 mi |
| Cedar Creek Wind | Grover, CO | 688.7 GWh | 40.5 mi |
| Cheyenne Prairie Generating Station | Cheyenne, WY | 501.7 GWh | 7.3 mi |
| Corriedale Wind Energy | Cheyenne, WY | 214.3 GWh | 12.4 mi |
| ECA CO Greeley | Greeley, CO | 78.0 MWh | 37.9 mi |
| Happy Jack Windpower Project | Cheyenne, WY | 58.7 GWh | 13.9 mi |
| Mountain Breeze Wind, LLC | Grover, CO | 599.0 GWh | 40.6 mi |
| Rawhide | Wellington, CO | 1.3 TWh | 17.2 mi |
| Rawhide Prairie Solar Hybrid | Wellington, CO | 43.7 GWh | 17.1 mi |
| Roundhouse Renewable Energy II | Granite, WY | 376.4 GWh | 11.6 mi |
| Roundhouse Wind Energy Project | Cheyenne, WY | 826.4 GWh | 17.9 mi |
| RV CSU Power II LLC | Fort Collins, CO | 2.7 GWh | 35.7 mi |
| RV CSU Power LLC | Fort Collins, CO | 1.8 GWh | 35.8 mi |
| Silver Sage Windpower | Cheyenne, WY | 100.2 GWh | 14.7 mi |
| Skylark | Severance, CO | 9.1 GWh | 31.7 mi |
| SR Skylark B | Severance, CO | 4.0 GWh | 31.6 mi |
| SR Skylark C | Windsor, CO | 2.3 GWh | 31.9 mi |
| USS Cogburn Solar LLC (CSG) | Greeley, CO | 13.0 MWh | 39.9 mi |