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  3. Tennessee
  4. Marion County, TN

Summary of Electricity Activity in Marion County, TN

Summary of Marion County, TN Generation

Marion County, TN is ranked #965 out of 2,153 U.S. counties nationwide and #15 out of 42 Tennessee counties in terms of total annual net electricity generation.

Annual Generation 491.2 GWh
Annual Consumption 1.8 M MMBtu
Last UpdateDec 2024
Power Plants1
Companies on File1

Map of Top Producing Plants in Marion County, TN

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Overall National Rank

#965 /2,153 U.S. Counties

In Net Annual Generation

Overall State Rank

#15 /42 Tennessee Counties

In Net Annual Generation

Overall Annual Net Geneneration

491.2 GWh

Total Annual Fuel Consumption

1.8 M MMBtu

Electric Companies in Marion County, TN

1

Marion County, TN
Power Plants

1

Annual Net Generation From hydroelectric power

491.2 GWh

National Rank in Terms of hydroelectric Net Electricity Generation

#93 /546 U.S. Counties

State Rank in Terms of hydroelectric Net Electricity Generation

#6 /20 Tennessee Counties

Monthly Net Generation for Marion County, TN

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Net Generation by Fuel Source

Water
100.0%

Net Generation by Fuel Source Breakdown

State RankNational RankGenerationFuel Consumption
All#15 / 42#965 / 2153491.17 GWh1.82 M MMBtu
Water#6 / 20#93 / 546491.17 GWh1.82 M MMBtu

* Data is based on 12 months since Dec 2024.

Power Plants in Marion County, TN

PlantUtility NameGenerationConsumptionFuel Types
NickajackTennessee Valley Authority491.2 GWh1.8 M MMBtu Water
* Data is based on the last 12 months since Dec 2024.
View All Plants in Tennessee

Electricity Generation for Neighboring Counties

National RankCountyNet Generation# Power Plants
#1543Bedford County70.0 GWh1
#1956Chattooga County5.4 GWh1
#1732DeKalb County27.2 GWh1
#1676Franklin County37.3 GWh2
#81Hamilton County11.4 TWh5
#1143Lincoln County307.1 GWh1
#161Murray County8.0 TWh4
#41Rhea County16.3 TWh3
#1175Warren County275.7 GWh2
#2058Whitfield County2.0 GWh1

* Net Generation data is based on the last 12 months since Apr 2025

Electricity Generation for Cities Located in Marion County, TN

State RankCityNet Generation# Power Plants
#13New Hope, TN491.2 GWh1

* Net Generation data is based on the last 12 months since Dec 2024