Posey Solar
10501 Lower Mt. Vernon Road, Mount Vernon, IN 47620Plant Summary Information
Posey Solar is ranked #42 out of 218 power plants in Indiana in terms of total annual net electricity generation.
Posey Solar generated 115.6 GWh during the 3-month period between February 2026 to May 2026.
| Plant Name | Posey Solar |
|---|---|
| Utility Name | Southern Indiana Gas & Elec Co |
| Location | Posey County, IN |
| Initial Operation Date | May 2025 |
| Last Update | May 2026 |
| Annual Generation | 405.0 GWh |
| Annual Consumption | 1.5 M MMBtu |
| Ranked #1,609 out of 13,081 Power Plants Nationwide | |
| Ranked #183 out of 7,015 Solar Power Plants Nationwide | |
| Ranked #42 out of 218 Indiana Power Plants | |
| Ranked #5 out of 125 Indiana Solar Power Plants | |
| Fuel Types | Solar |
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Monthly Net Generation for Posey Solar
Monthly Plant Fuel Consumption for Posey Solar
Posey Solar Details
| Summary Information | |
|---|---|
| Plant Name | Posey Solar (66780) |
| Plant Address | 10501 Lower Mt. Vernon Road, Mount Vernon, IN 47620 |
| Utility | Southern Indiana Gas & Elec Co (17633) |
| Latitude, Longitude | 37.92667, -87.72889 |
| Generation Dates on File | May 2025 to May 2026 |
| Initial Operation Date | May 2025 |
| Annual Generation | 405.0 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 | RFC |
| 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 | Southern Indiana Gas & Elec Co (17633) IN |
| Grid Voltage | 345.00 kV |
| Energy Storage | No |
Generator 1 Details Operating May 2025
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | SIGE.POSYSLR1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | SIGE.POSYSLR1 |
| Nameplate Capacity | 190.8 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 190.8 MW |
| Winter Capacity | 190.8 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | May 2025 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Solar |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| Azimuth Angle | 180 |
| DC Net Capacity | 228 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Posey 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 |
|---|---|---|---|
| #173 | Big Star Solar, LLC (Hybrid) | Rosanky, TX | 416.4 GWh |
| #174 | Sherco Solar I | Clear Lake, MN | 420.5 GWh |
| #175 | Samson Solar Energy II LLC | Cunningham, TX | 419.9 GWh |
| #176 | Cattlemen Solar Park | Rosebud, TX | 418.6 GWh |
| #177 | Morris Solar | Kirksville, MO | 416.4 GWh |
| #178 | Oak Ridge Solar | Oak Ridge, LA | 413.1 GWh |
| #179 | Bellefield Solar and Energy Storage Farm | Mojave, CA | 381.8 GWh |
| #180 | Brazoria County Solar Project (Danciger) | Damon, TX | 411.3 GWh |
| #181 | AP Sunray LLC | Knippa, TX | 409.3 GWh |
| #182 | Scarlet II Hybrid | Cantua Creek, CA | 387.0 GWh |
| #184 | Misae Solar | Childress, TX | 405.0 GWh |
| #185 | Madison Fields Solar Project, LLC | Irwin, OH | 403.2 GWh |
| #186 | Sun Streams, LLC | Arlington, AZ | 402.8 GWh |
| #187 | Hornshadow Solar II, LLC | Castle Dale, UT | 399.5 GWh |
| #188 | Maverick Solar 7, LLC | Desert Center, CA | 398.2 GWh |
| #189 | Swift Air Solar I | Goldsmith, TX | 398.2 GWh |
| #190 | Green River Solar | Guston, KY | 398.2 GWh |
| #191 | Springbok Solar Farm 2 | Cantil, CA | 397.1 GWh |
| #192 | Big Plain Solar, LLC | London, OH | 395.3 GWh |
| #193 | Crane Solar Project | Crane, TX | 395.1 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Posey Solar.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| A B Brown | Mount Vernon, IN | 700.1 GWh | 1.7 mi |
| Big River Solar | Norris City, IL | 313.2 GWh | 32 mi |
| Boomtown Renewable Energy Center | Carmi, IL | 289.9 GWh | 30.1 mi |
| Carmi | Carmi, IL | 230.0 MWh | 26.4 mi |
| Eldorado Solar I | Eldorado, IL | 317.4 GWh | 39.6 mi |
| Eldorado Solar II | Eldorado, IL | 140.4 GWh | 38.2 mi |
| F B Culley | Newburgh, IN | 1.2 TWh | 21.9 mi |
| Gibson | Owensville, IN | 10.8 TWh | 30.9 mi |
| Gibson Solar | Princeton, IN | 293.6 GWh | 29.1 mi |
| New Haven Solar RES | Dale, IN | 1.1 GWh | 44.3 mi |
| Oak Hill Solar Array | Evansville, IN | 3.2 GWh | 11.7 mi |
| Petersburg Energy Center | Petersburg, IN | 122.3 GWh | 43.8 mi |
| R D Green | Robards, KY | 580.7 GWh | 23.1 mi |
| Rockport | Rockport, IN | 9.4 TWh | 37.7 mi |
| SABIC Innovative Plastics Mt. Vernon | Mount Vernon, IN | 579.6 GWh | 10.8 mi |
| Sebree Solar, LLC | Robards, KY | 328.6 GWh | 18.9 mi |
| Unbridled Solar | Robards, KY | 315.8 GWh | 21.3 mi |
| Veolia ES Blackfoot Landfill Facility | Winslow, IN | 4.4 GWh | 39.9 mi |
| Volkman Road Solar Array Hybrid | Evansville, IN | 3.1 GWh | 18.3 mi |
| Warrick | Newburgh, IN | 3.0 TWh | 21.6 mi |