Summary of Electricity Activity in Johnson County, IA
Summary of Johnson County, IA Generation
Johnson County, IA is ranked #1,952 out of 2,200 U.S. counties nationwide and #61 out of 77 Iowa counties in terms of total annual net electricity generation.
| Annual Generation | 8.3 GWh |
|---|---|
| Annual Consumption | 3.0 M MMBtu |
| Last Update | Aug 2026 |
| Power Plants | 5 |
| Companies on File | 3 |
Map of Top Producing Plants in Johnson County, IA
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Annual Net Generation From solar power
5.7 GWh
National Rank in Terms of solar Net Electricity Generation
#1,062 /1,332 U.S. Counties
State Rank in Terms of solar Net Electricity Generation
#11 /25 Iowa Counties
Monthly Net Generation for Johnson County, IA
Monthly Plant Fuel Consumption for Johnson County, IA
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #61 / 77 | #1952 / 2200 | 8.33 GWh | 3.00 M MMBtu |
| Solar | #11 / 25 | #1062 / 1332 | 5.66 GWh | 19.90 k MMBtu |
| Natural Gas | #22 / 32 | #814 / 931 | 2.50 GWh | 2.38 M MMBtu |
| Distillate Fuel Oil | #22 / 54 | #499 / 742 | 174.00 MWh | 1.46 k MMBtu |
Power Plants in Johnson County, IA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Johnson County Hills Solar | MidAmerican Energy Co | 5.7 GWh | 19.9 k MMBtu | Solar |
| Coralville GT | MidAmerican Energy Co | 2.5 GWh | 52.2 k MMBtu | Natural Gas |
| Farmers Electric Cooperative - Kalona | Farmers Electric Coop - (IA) | 174.0 MWh | 1.5 k MMBtu | Distillate Fuel Oil |
| Oakdale Renewable Energy Plant | University of Iowa | 0.0 Wh | 686 MMBtu | No Information Available |
| University of Iowa Main Power Plant | University of Iowa | 0.0 Wh | 2.9 M MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| - | Benton County | -54.0 MWh | 1 |
| #2145 | Cedar County | 295.4 MWh | 4 |
| #2004 | Henry County | 5.8 GWh | 3 |
| #771 | Iowa County | 843.9 GWh | 4 |
| #618 | Linn County | 1.4 TWh | 24 |
| #303 | Louisa County | 4.4 TWh | 2 |
| #1855 | Mercer County | 16.0 GWh | 4 |
| #842 | Muscatine County | 717.1 GWh | 6 |
| #522 | Poweshiek County | 1.9 TWh | 10 |
| #1987 | Scott County | 6.4 GWh | 3 |
Electricity Generation for Cities Located in Johnson County, IA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #122 | Coralville, IA | 2.5 GWh | 2 |
| #108 | Iowa City, IA | 5.7 GWh | 2 |