Summary of Electricity Activity in Marion County, IA
Summary of Marion County, IA Generation
Marion County, IA is ranked #1,298 out of 2,156 U.S. counties nationwide and #54 out of 77 Iowa counties in terms of total annual net electricity generation.
| Annual Generation | 207.4 GWh |
|---|---|
| Annual Consumption | 769.2 k MMBtu |
| Last Update | Mar 2026 |
| Power Plants | 5 |
| Companies on File | 3 |
Map of Top Producing Plants in Marion County, IA
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Marion County, IA.
Annual Net Generation From hydroelectric power
207.1 GWh
National Rank in Terms of hydroelectric Net Electricity Generation
#174 /522 U.S. Counties
State Rank in Terms of hydroelectric Net Electricity Generation
#2 /3 Iowa Counties
Monthly Net Generation for Marion County, IA
Monthly Plant Fuel Consumption for Marion County, IA
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #54 / 77 | #1298 / 2156 | 207.36 GWh | 769.23 k MMBtu |
| Water | #2 / 3 | #174 / 522 | 207.12 GWh | 766.00 k MMBtu |
| Distillate Fuel Oil | #16 / 52 | #437 / 726 | 266.00 MWh | 3.23 k MMBtu |
Power Plants in Marion County, IA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Red Rock Hydro Plant | Western Minnesota Mun Pwr Agny | 207.1 GWh | 766.0 k MMBtu | Water |
| Pella Peaking | City of Pella - (IA) | 227.0 MWh | 2.8 k MMBtu | Distillate Fuel Oil |
| Knoxville Industrial | MidAmerican Energy Co | 39.0 MWh | 470 MMBtu | Distillate Fuel Oil |
| Knoxville Battery Energy Storage | MidAmerican Energy Co | -25.0 MWh | 0 MMBtu | No Information Available |
| Pella | City of Pella - (IA) | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #1754 | Appanoose County | 26.6 GWh | 2 |
| #2076 | Lucas County | 1.5 GWh | 1 |
| #1156 | Madison County | 330.0 GWh | 2 |
| #923 | Mahaska County | 586.4 GWh | 1 |
| #325 | Marshall County | 4.0 TWh | 7 |
| #1466 | Monroe County | 110.5 GWh | 1 |
| #467 | Polk County | 2.3 TWh | 9 |
| #530 | Poweshiek County | 1.8 TWh | 10 |
| #401 | Wapello County | 3.0 TWh | 2 |
| #2106 | Warren County | 446.0 MWh | 1 |
Electricity Generation for Cities Located in Marion County, IA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #158 | Knoxville, IA | 14.0 MWh | 2 |
| #67 | Pella, IA | 207.3 GWh | 3 |