Summary of Electricity Activity in Fremont County, ID
Summary of Fremont County, ID Generation
Fremont County, ID is ranked #1,456 out of 2,154 U.S. counties nationwide and #19 out of 35 Idaho counties in terms of total annual net electricity generation.
| Annual Generation | 105.9 GWh |
|---|---|
| Annual Consumption | 389.5 k MMBtu |
| Last Update | May 2025 |
| Power Plants | 4 |
| Companies on File | 3 |
Map of Top Producing Plants in Fremont County, ID
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Annual Net Generation From hydroelectric power
105.9 GWh
National Rank in Terms of hydroelectric Net Electricity Generation
#254 /546 U.S. Counties
State Rank in Terms of hydroelectric Net Electricity Generation
#14 /28 Idaho Counties
Monthly Net Generation for Fremont County, ID
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #19 / 35 | #1456 / 2154 | 105.94 GWh | 389.50 k MMBtu |
| Water | #14 / 28 | #254 / 546 | 105.94 GWh | 389.50 k MMBtu |
Power Plants in Fremont County, ID
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Falls River Hydro | Marysville Hydro Partners | 47.4 GWh | 173.1 k MMBtu | Water |
| Ashton | PacifiCorp | 32.6 GWh | 119.4 k MMBtu | Water |
| Island Park | Fall River Rural Elec Coop Inc | 17.9 GWh | 65.5 k MMBtu | Water |
| Chester Diversion Hydroelectric Project | Fall River Rural Elec Coop Inc | 8.0 GWh | 31.5 k MMBtu | Water |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #991 | Bingham County | 458.6 GWh | 2 |
| #506 | Bonneville County | 2.0 TWh | 13 |
| #1876 | Butte County | 10.1 GWh | 1 |
| #1844 | Clark County | 12.6 GWh | 2 |
| #2010 | Gallatin County | 3.7 GWh | 1 |
| #1890 | Jefferson County | 9.2 GWh | 1 |
| #1665 | Madison County | 39.8 GWh | 1 |
| #1531 | Madison County | 76.2 GWh | 1 |
| #1730 | Teton County | 27.8 GWh | 2 |
| #2087 | Teton County | 788.0 MWh | 2 |
* Net Generation data is based on the last 12 months since May 2025
Electricity Generation for Cities Located in Fremont County, ID
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #32 | Ashton, ID | 80.1 GWh | 2 |
| #45 | Drummond, ID | 27.8 GWh | 1 |
| #53 | Island Park, ID | 17.9 GWh | 1 |
| #59 | St. Anthony, ID | 8.0 GWh | 1 |
* Net Generation data is based on the last 12 months since May 2025