Summary of Electricity Activity in Union County, SC
Summary of Union County, SC Generation
Union County, SC is ranked #1,514 out of 2,193 U.S. counties nationwide and #27 out of 43 South Carolina counties in terms of total annual net electricity generation.
| Annual Generation | 99.1 GWh |
|---|---|
| Annual Consumption | 508.8 k MMBtu |
| Last Update | Dec 2025 |
| Power Plants | 6 |
| Companies on File | 4 |
Map of Top Producing Plants in Union County, SC
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Annual Net Generation From hydroelectric power
62.7 GWh
National Rank in Terms of hydroelectric Net Electricity Generation
#294 /536 U.S. Counties
State Rank in Terms of hydroelectric Net Electricity Generation
#9 /13 South Carolina Counties
Monthly Net Generation for Union County, SC
Monthly Plant Fuel Consumption for Union County, SC
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #27 / 43 | #1514 / 2193 | 99.08 GWh | 508.84 k MMBtu |
| Water | #9 / 13 | #294 / 536 | 62.74 GWh | 240.28 k MMBtu |
| Solar | #24 / 34 | #803 / 1317 | 20.48 GWh | 74.10 k MMBtu |
| Landfill Gas | #1 / 6 | #144 / 239 | 15.72 GWh | 192.16 k MMBtu |
| Distillate Fuel Oil | #14 / 17 | #519 / 741 | 144.00 MWh | 2.30 k MMBtu |
Power Plants in Union County, SC
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Lockhart | Lockhart Power Co | 49.3 GWh | 190.1 k MMBtu | Water |
| Midway Green Solar | Midway Green Solar, LLC | 20.5 GWh | 74.1 k MMBtu | Solar |
| Union Renewable Energy Facility | Lockhart Power Co | 15.7 GWh | 192.2 k MMBtu | Landfill Gas |
| Neal Shoals | Dominion Energy South Carolina, Inc | 13.4 GWh | 50.2 k MMBtu | Water |
| City West Diesel Plant | Lockhart Power Co | 114.0 MWh | 1.3 k MMBtu | Distillate Fuel Oil |
| Webb Forging | Central Electric Power | 30.0 MWh | 1.0 k MMBtu | Distillate Fuel Oil |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #509 | Cherokee County | 2.0 TWh | 7 |
| #1413 | Chester County | 147.0 GWh | 3 |
| #104 | Cleveland County | 10.4 TWh | 34 |
| #182 | Fairfield County | 7.4 TWh | 6 |
| #1807 | Greenville County | 20.4 GWh | 9 |
| #1858 | Greenwood County | 14.8 GWh | 6 |
| #1878 | Laurens County | 13.1 GWh | 4 |
| #1989 | Newberry County | 6.2 GWh | 2 |
| #1600 | Spartanburg County | 70.7 GWh | 19 |
| #31 | York County | 18.4 TWh | 4 |
Electricity Generation for Cities Located in Union County, SC
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #109 | Carlisle, SC | 30.0 MWh | 1 |
| #46 | Lockhart, SC | 49.3 GWh | 1 |
| #49 | Union, SC | 34.0 GWh | 3 |