Summary of Electricity Activity in Johnson County, IA
Summary of Johnson County, IA Generation
Johnson County, IA is ranked #1,944 out of 2,156 U.S. counties nationwide and #62 out of 77 Iowa counties in terms of total annual net electricity generation.
| Annual Generation | 6.5 GWh |
|---|---|
| Annual Consumption | 2.8 M MMBtu |
| Last Update | Mar 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
5.6 GWh
National Rank in Terms of solar Net Electricity Generation
#987 /1,255 U.S. Counties
State Rank in Terms of solar Net Electricity Generation
#11 /23 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 | #62 / 77 | #1944 / 2156 | 6.47 GWh | 2.80 M MMBtu |
| Solar | #11 / 23 | #987 / 1255 | 5.58 GWh | 19.61 k MMBtu |
| Natural Gas | #23 / 32 | #825 / 920 | 800.00 MWh | 2.15 M MMBtu |
| Distillate Fuel Oil | #27 / 52 | #546 / 726 | 83.00 MWh | 740 MMBtu |
Power Plants in Johnson County, IA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Johnson County Hills Solar | MidAmerican Energy Co | 5.6 GWh | 19.6 k MMBtu | Solar |
| Coralville GT | MidAmerican Energy Co | 800.0 MWh | 22.7 k MMBtu | Natural Gas |
| Farmers Electric Cooperative - Kalona | Farmers Electric Coop - (IA) | 83.0 MWh | 740 MMBtu | Distillate Fuel Oil |
| Oakdale Renewable Energy Plant | University of Iowa | 0.0 Wh | 643 MMBtu | No Information Available |
| University of Iowa Main Power Plant | University of Iowa | 0.0 Wh | 2.8 M MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| - | Benton County | -277.0 MWh | 1 |
| #2128 | Cedar County | 78.8 MWh | 4 |
| #1988 | Henry County | 4.3 GWh | 3 |
| #766 | Iowa County | 839.1 GWh | 3 |
| #609 | Linn County | 1.4 TWh | 24 |
| #281 | Louisa County | 4.8 TWh | 2 |
| #794 | Muscatine County | 782.8 GWh | 6 |
| #530 | Poweshiek County | 1.8 TWh | 10 |
| #40 | Rock Island County | 16.9 TWh | 7 |
| #1960 | Scott County | 5.7 GWh | 3 |
Electricity Generation for Cities Located in Johnson County, IA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #130 | Coralville, IA | 800.0 MWh | 2 |
| #110 | Iowa City, IA | 5.6 GWh | 2 |