2. United States
  3. South Dakota
  4. Pennington County, SD

Summary of Electricity Activity in Pennington County, SD

Summary of Pennington County, SD Generation

Pennington County, SD is ranked #1,117 out of 2,153 U.S. counties nationwide and #15 out of 30 South Dakota counties in terms of total annual net electricity generation.

Annual Generation 339.2 GWh
Annual Consumption 2.4 M MMBtu
Last UpdateMar 2025
Power Plants3
Companies on File2

Map of Top Producing Plants in Pennington County, SD

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Overall National Rank

#1,117 /2,153 U.S. Counties

In Net Annual Generation

Overall State Rank

#15 /30 South Dakota Counties

In Net Annual Generation

Overall Annual Net Geneneration

339.2 GWh

Total Annual Fuel Consumption

2.4 M MMBtu

Electric Companies in Pennington County, SD

2

Pennington County, SD
Power Plants

3

Annual Net Generation From solar power

209.4 GWh

National Rank in Terms of solar Net Electricity Generation

#239 /1,207 U.S. Counties

State Rank in Terms of solar Net Electricity Generation

#1 /3 South Dakota Counties

Monthly Net Generation for Pennington County, SD

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Net Generation by Fuel Source

Solar
Natural Gas
61.7%38.3%

Net Generation by Fuel Source Breakdown

State RankNational RankGenerationFuel Consumption
All#15 / 30#1117 / 2153339.22 GWh2.36 M MMBtu
Solar#1 / 3#239 / 1207209.41 GWh714.50 k MMBtu
Natural Gas#5 / 9#510 / 927130.00 GWh1.65 M MMBtu

* Data is based on 12 months since Mar 2025.

Power Plants in Pennington County, SD

PlantUtility NameGenerationConsumptionFuel Types
Wild SpringsNational Grid Renewables209.4 GWh714.5 k MMBtu Solar
Lange Generating StationBlack Hills Power, Inc.115.4 GWh1.4 M MMBtu Natural Gas
Ben FrenchBlack Hills Power, Inc.14.4 GWh264.9 k MMBtu Natural Gas : 99.2%
* Data is based on the last 12 months since Mar 2025.
View All Plants in South Dakota

Electricity Generation for Neighboring Counties

National RankCountyNet Generation# Power Plants
#1053Butte County398.9 GWh1
#1952Cherry County5.6 GWh1
#1302Fall River County175.9 GWh1
#1773Lawrence County19.9 GWh1

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

Electricity Generation for Cities Located in Pennington County, SD

State RankCityNet Generation# Power Plants
#23New Underwood, SD209.4 GWh1
#26Rapid City, SD129.8 GWh2

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