Summary of Electricity Activity in Union County, IA
Summary of Union County, IA Generation
Union County, IA is ranked #724 out of 2,165 U.S. counties nationwide and #29 out of 77 Iowa counties in terms of total annual net electricity generation.
| Annual Generation | 981.4 GWh |
|---|---|
| Annual Consumption | 4.1 M MMBtu |
| Last Update | Dec 2025 |
| Power Plants | 4 |
| Companies on File | 3 |
Map of Top Producing Plants in Union County, IA
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Union County, IA.
Annual Net Generation From wind power
814.4 GWh
National Rank in Terms of wind Net Electricity Generation
#197 /519 U.S. Counties
State Rank in Terms of wind Net Electricity Generation
#23 /52 Iowa Counties
Monthly Net Generation for Union County, IA
Monthly Plant Fuel Consumption for Union County, IA
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #29 / 77 | #724 / 2165 | 981.44 GWh | 4.07 M MMBtu |
| Wind | #23 / 52 | #197 / 519 | 814.40 GWh | 3.03 M MMBtu |
| Solar | #5 / 23 | #456 / 1247 | 97.00 GWh | 341.32 k MMBtu |
| Natural Gas | #9 / 32 | #591 / 928 | 69.95 GWh | 697.11 k MMBtu |
| Distillate Fuel Oil | #29 / 53 | #546 / 729 | 79.65 MWh | 1.81 k MMBtu |
Power Plants in Union County, IA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Southern Hills Wind Farm | MidAmerican Energy Co | 814.4 GWh | 3.0 M MMBtu | Wind |
| Creston Solar (50 MW) | Interstate Power and Light Co | 97.0 GWh | 341.3 k MMBtu | Solar |
| Summit Lake | Central Iowa Power Cooperative | 70.0 GWh | 698.9 k MMBtu | Natural Gas : 99.9% |
| Creston School Customer Hosted Solar | Interstate Power and Light Co | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #321 | Adair County | 4.0 TWh | 18 |
| #878 | Adams County | 630.4 GWh | 4 |
| #575 | Cass County | 1.6 TWh | 6 |
| #2107 | Dallas County | 739.0 MWh | 1 |
| #2136 | Decatur County | 86.0 MWh | 1 |
| #769 | Guthrie County | 832.0 GWh | 3 |
| #1161 | Madison County | 330.0 GWh | 2 |
| #2160 | Montgomery County | 7.0 MWh | 1 |
| #1148 | Taylor County | 338.6 GWh | 4 |
| #2116 | Warren County | 446.0 MWh | 1 |
Electricity Generation for Cities Located in Union County, IA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #24 | Creston, IA | 981.4 GWh | 4 |