Posey Solar
10501 Lower Mt. Vernon Road, Mount Vernon, IN 47620Plant Summary Information
Posey Solar is ranked #43 out of 220 power plants in Indiana in terms of total annual net electricity generation.
Posey Solar generated 132.7 GWh during the 3-month period between April 2026 to July 2026.
| Plant Name | Posey Solar |
|---|---|
| Utility Name | Southern Indiana Gas & Elec Co |
| Location | Posey County, IN |
| Initial Operation Date | May 2025 |
| Last Update | Jul 2026 |
| Annual Generation | 405.2 GWh |
| Annual Consumption | 1.5 M MMBtu |
| Ranked #1,631 out of 13,285 Power Plants Nationwide | |
| Ranked #197 out of 7,198 Solar Power Plants Nationwide | |
| Ranked #43 out of 220 Indiana Power Plants | |
| Ranked #5 out of 126 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 Jul 2026 |
| Initial Operation Date | May 2025 |
| Annual Generation | 405.2 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 |
|---|
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Power plants with a similar annual net generation from Solar.
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|---|---|---|---|
| #187 | Dunns Bridge I Solar | Wheatfield, IN | 420.5 GWh |
| #188 | Oak Ridge Solar | Oak Ridge, LA | 420.4 GWh |
| #189 | AP Sunray LLC | Knippa, TX | 416.8 GWh |
| #190 | Chaparral Springs | Rosamond, CA | 398.5 GWh |
| #191 | Brazoria West | Damon, TX | 415.6 GWh |
| #192 | Dry Lake Solar Energy Center | Moapa, NV | 398.4 GWh |
| #193 | Stoneridge Solar, LLC | Thorndale, TX | 411.7 GWh |
| #194 | Big Cypress Solar, LLC | Crawfordsville, AR | 410.3 GWh |
| #195 | Myrtle Solar, LLC | Angleton, TX | 410.0 GWh |
| #196 | Madison Fields Solar Project, LLC | Irwin, OH | 405.4 GWh |
| #198 | Pine Forest Solar I | Pickton, TX | 387.9 GWh |
| #199 | Hickory Park Solar Hybrid | Camilla, GA | 400.1 GWh |
| #200 | Misae Solar | Childress, TX | 402.3 GWh |
| #201 | Holstein 1 Solar Farm | Wingate, TX | 401.7 GWh |
| #202 | Ridgely Energy Farm | Ridgely, TN | 401.3 GWh |
| #203 | Sun Mountain Solar 1 | Unincorporated Pueblo, CO | 401.2 GWh |
| #204 | Big Plain Solar, LLC | London, OH | 401.1 GWh |
| #205 | Shallow Basket | Dulce, NM | 392.7 GWh |
| #206 | Twiggs Solar | Dry Branch, GA | 397.8 GWh |
| #207 | Maverick Solar 7, LLC | Desert Center, CA | 397.3 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 | 753.3 GWh | 1.7 mi |
| Big River Solar | Norris City, IL | 316.2 GWh | 32 mi |
| Boomtown Renewable Energy Center | Carmi, IL | 295.2 GWh | 30.1 mi |
| Carmi | Carmi, IL | 92.0 MWh | 26.4 mi |
| Eldorado Solar I | Eldorado, IL | 316.8 GWh | 39.6 mi |
| Eldorado Solar II | Eldorado, IL | 201.9 GWh | 38.2 mi |
| F B Culley | Newburgh, IN | 1.2 TWh | 21.9 mi |
| Gibson | Owensville, IN | 10.5 TWh | 30.9 mi |
| Gibson Solar | Princeton, IN | 379.7 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 | 219.9 GWh | 43.8 mi |
| R D Green | Robards, KY | 491.1 GWh | 23.1 mi |
| Rockport | Rockport, IN | 8.6 TWh | 37.7 mi |
| SABIC Innovative Plastics Mt. Vernon | Mount Vernon, IN | 583.6 GWh | 10.8 mi |
| Sebree Solar I | Robards, KY | 449.2 GWh | 18.9 mi |
| Unbridled Solar | Robards, KY | 317.2 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 |