Summary of Electricity Activity in Cass County, IA
Summary of Cass County, IA Generation
Cass County, IA is ranked #576 out of 2,163 U.S. counties nationwide and #12 out of 77 Iowa counties in terms of total annual net electricity generation.
| Annual Generation | 1.6 TWh |
|---|---|
| Annual Consumption | 5.9 M MMBtu |
| Last Update | Nov 2025 |
| Power Plants | 6 |
| Companies on File | 6 |
Map of Top Producing Plants in Cass County, IA
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Annual Net Generation From wind power
1.6 TWh
National Rank in Terms of wind Net Electricity Generation
#95 /517 U.S. Counties
State Rank in Terms of wind Net Electricity Generation
#5 /52 Iowa Counties
Monthly Net Generation for Cass County, IA
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #12 / 77 | #576 / 2163 | 1.58 TWh | 5.91 M MMBtu |
| Wind | #5 / 52 | #95 / 517 | 1.58 TWh | 5.91 M MMBtu |
| Natural Gas | #27 / 32 | #882 / 927 | 110.00 MWh | 1.70 k MMBtu |
| Distillate Fuel Oil | #44 / 53 | #653 / 728 | 13.00 MWh | 142 MMBtu |
Power Plants in Cass County, IA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Rolling Hills Wind Farm | MidAmerican Energy Co | 1.6 TWh | 5.8 M MMBtu | Wind |
| Roseman | Roseman Energy, LLC | 7.2 GWh | 26.7 k MMBtu | Wind |
| Green Energy Machine | Green Energy Machine, LLC | 6.7 GWh | 25.0 k MMBtu | Wind |
| Wiota | Wiota Wind Energy, LLC #1 | 4.4 GWh | 16.6 k MMBtu | Wind |
| Atlantic | Atlantic Municipal Utilities | 110.0 MWh | 1.7 k MMBtu | Natural Gas |
| Anita | City of Anita - (IA) | 13.0 MWh | 130 MMBtu | Distillate Fuel Oil |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #325 | Adair County | 4.0 TWh | 18 |
| #878 | Adams County | 629.8 GWh | 4 |
| #586 | Audubon County | 1.5 TWh | 3 |
| #771 | Guthrie County | 819.2 GWh | 3 |
| #2158 | Montgomery County | 7.0 MWh | 1 |
| #2009 | Page County | 4.0 GWh | 2 |
| #215 | Pottawattamie County | 6.5 TWh | 2 |
| #2163 | Shelby County | 2.0 MWh | 1 |
| #1156 | Taylor County | 330.4 GWh | 4 |
| #722 | Union County | 974.3 GWh | 4 |
* Net Generation data is based on the last 12 months since Nov 2025
Electricity Generation for Cities Located in Cass County, IA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #96 | Anita, IA | 14.0 GWh | 3 |
| #138 | Atlantic, IA | 110.0 MWh | 1 |
| #14 | Massena, IA | 1.6 TWh | 1 |
| #117 | Wiota, IA | 4.4 GWh | 1 |
* Net Generation data is based on the last 12 months since Nov 2025