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Built 2026-09-19 (19 September 2026)

South Dakota Electricity: Generation Mix and Retail Prices

South Dakota generated 22.2 TWh of electricity in 2025, 57% of it from wind. The average retail price was 11.35 US cents/kWh in 2025. These are EIA statistics for 2025, with monthly figures through June 2026; they are not real time.

Key Facts

  • South Dakota generated 22.2 TWh of electricity in 2025, the 42nd most of the 51 states and DC.
  • Wind was the largest source of South Dakota's electricity in 2025, at 57.2% of generation.
  • Hydro was the second largest source of South Dakota's electricity in 2025, at 21.9% of generation.
  • South Dakota's electricity generation rose from 7.40 TWh in 2001 to 22.2 TWh in 2025.
  • The average retail price of electricity in South Dakota was 11.35 US cents/kWh in 2025, the 36th highest of the 51 states and DC.
  • Residential customers in South Dakota paid an average of 13.38 US cents/kWh in 2025.
  • South Dakota generated 1.80 TWh of electricity in June 2026.

Key Figures

MeasureValueAs of / source
Total generation22.2 TWh2025 · EIA
Generation rank42 of 512025 · EIA
Average retail price, all sectors11.35 US cents/kWh2025 · EIA
Price rank, highest first36 of 512025 · EIA
Retail sales13.8 TWh2025 · EIA
Retail customers531,3372025 · EIA
Retail revenueUSD 1,567 million2025 · EIA

Generation Mix, 2025

SourceGenerationShare
Wind12.7 TWh57.2%
Hydro4.87 TWh21.9%
Gas2.14 TWh9.7%
Coal2.03 TWh9.1%
Solar437 GWh2.0%
Bioenergy18.7 GWh0.1%

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2025. Utility scale generation, all sectors; small scale solar is not included.

Year by Year

EIA annual statistics, 2001 to 2025
South Dakota electricity generation by source, 2001 to 2025 South Dakota's electricity generation by main source from 2001 to 2025, in TWh. In 2025 the largest sources were wind at 12.7 TWh, hydro at 4.87 TWh, gas at 2.14 TWh, coal at 2.03 TWh, solar at 437 GWh. 0 4 8 11 15 20012006201120162021
South Dakota's electricity generation by main source from 2001 to 2025, in TWh. In 2025 the largest sources were wind at 12.7 TWh, hydro at 4.87 TWh, gas at 2.14 TWh, coal at 2.03 TWh, solar at 437 GWh.
Annual statistics through 2025, TWh
South Dakota electricity generation by source, 2001 to 2025
YearWindHydroGasCoalSolar
20010.87 GWh3.43 TWh305 GWh3.61 TWhn/a
20026.04 GWh4.35 TWh85.8 GWh3.27 TWhn/a
200344.2 GWh4.28 TWh176 GWh3.43 TWhn/a
2004158 GWh3.60 TWh112 GWh3.62 TWhn/a
2005158 GWh3.07 TWh271 GWh3.00 TWhn/a
2006149 GWh3.40 TWh266 GWh3.32 TWhn/a
2007150 GWh2.92 TWh351 GWh2.66 TWhn/a
2008145 GWh2.99 TWh229 GWh3.66 TWhn/a
2009421 GWh4.43 TWh80.3 GWh3.22 TWhn/a
20101.37 TWh5.24 TWh135 GWh3.30 TWhn/a
20112.67 TWh6.61 TWh129 GWh2.59 TWhn/a
20122.35 TWh5.98 TWh214 GWh2.92 TWhn/a
20132.69 TWh4.06 TWh502 GWh2.85 TWhn/a
20142.34 TWh5.50 TWh465 GWh2.69 TWhn/a
20152.50 TWh4.85 TWh773 GWh1.50 TWhn/a
20163.71 TWh4.81 TWh919 GWh2.08 TWh0.36 GWh
20172.96 TWh5.26 TWh654 GWh2.06 TWh2.06 GWh
20182.84 TWh6.27 TWh1.17 TWh2.34 TWh1.67 GWh
20192.79 TWh7.92 TWh1.17 TWh2.62 TWh1.83 GWh
20205.54 TWh5.83 TWh1.10 TWh1.65 TWh2.05 GWh
20219.33 TWh4.98 TWh1.31 TWh1.64 TWh2.01 GWh
202210.3 TWh4.26 TWh1.42 TWh1.87 TWh2.07 GWh
20239.38 TWh4.30 TWh2.12 TWh1.56 TWh46.6 GWh
202412.1 TWh4.60 TWh2.26 TWh1.56 TWh338 GWh
202512.7 TWh4.87 TWh2.14 TWh2.03 TWh437 GWh
YearGenerationLargest sourceAverage retail price
2025 22.2 TWh Wind 57.2% 11.35 US cents/kWh
2024 20.9 TWh Wind 57.8% 10.87 US cents/kWh
2023 17.4 TWh Wind 53.8% 10.49 US cents/kWh
2022 17.9 TWh Wind 57.5% 10.44 US cents/kWh
2021 17.3 TWh Wind 53.8% 10.43 US cents/kWh
2020 14.1 TWh Hydro 41.2% 10.06 US cents/kWh
2019 14.5 TWh Hydro 54.6% 9.96 US cents/kWh
2018 12.6 TWh Hydro 49.7% 9.97 US cents/kWh
2017 10.9 TWh Hydro 48.1% 10.05 US cents/kWh
2016 11.5 TWh Hydro 41.7% 9.83 US cents/kWh

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2025.

Retail Electricity Prices

Average revenue per kWh sold, 2001 to 2025
South Dakota average retail electricity price by sector, 2001 to 2025 Average retail electricity prices in South Dakota by customer sector, in US cents per kWh. In 2025 the all sector average was 11.35 US cents/kWh and residential customers paid 13.38 US cents/kWh. 0 4 8 11 15 20012006201120162021
Average retail electricity prices in South Dakota by customer sector, in US cents per kWh. In 2025 the all sector average was 11.35 US cents/kWh and residential customers paid 13.38 US cents/kWh.
Annual statistics through 2025, US cents/kWh
South Dakota average retail electricity price by sector, 2001 to 2025
YearAll sectorsResidentialCommercialIndustrial
20016.35 US cents/kWh7.42 US cents/kWh6.55 US cents/kWh4.46 US cents/kWh
20026.26 US cents/kWh7.40 US cents/kWh6.24 US cents/kWh4.54 US cents/kWh
20036.35 US cents/kWh7.47 US cents/kWh6.04 US cents/kWh4.51 US cents/kWh
20046.44 US cents/kWh7.65 US cents/kWh6.18 US cents/kWh4.59 US cents/kWh
20056.60 US cents/kWh7.77 US cents/kWh6.20 US cents/kWh4.95 US cents/kWh
20066.70 US cents/kWh7.83 US cents/kWh6.47 US cents/kWh4.84 US cents/kWh
20076.89 US cents/kWh8.07 US cents/kWh6.61 US cents/kWh5.09 US cents/kWh
20087.14 US cents/kWh8.27 US cents/kWh6.97 US cents/kWh5.31 US cents/kWh
20097.39 US cents/kWh8.49 US cents/kWh7.14 US cents/kWh5.65 US cents/kWh
20107.82 US cents/kWh8.97 US cents/kWh7.55 US cents/kWh6.07 US cents/kWh
20118.05 US cents/kWh9.35 US cents/kWh7.76 US cents/kWh6.20 US cents/kWh
20128.49 US cents/kWh10.07 US cents/kWh8.10 US cents/kWh6.57 US cents/kWh
20138.86 US cents/kWh10.26 US cents/kWh8.51 US cents/kWh6.97 US cents/kWh
20149.05 US cents/kWh10.47 US cents/kWh8.89 US cents/kWh6.99 US cents/kWh
20159.47 US cents/kWh11.08 US cents/kWh9.16 US cents/kWh7.37 US cents/kWh
20169.83 US cents/kWh11.47 US cents/kWh9.58 US cents/kWh7.57 US cents/kWh
201710.05 US cents/kWh11.77 US cents/kWh9.74 US cents/kWh7.84 US cents/kWh
20189.97 US cents/kWh11.59 US cents/kWh9.62 US cents/kWh7.77 US cents/kWh
20199.96 US cents/kWh11.55 US cents/kWh9.59 US cents/kWh7.81 US cents/kWh
202010.06 US cents/kWh11.75 US cents/kWh9.65 US cents/kWh7.79 US cents/kWh
202110.43 US cents/kWh12.22 US cents/kWh10.15 US cents/kWh8.02 US cents/kWh
202210.44 US cents/kWh12.09 US cents/kWh10.21 US cents/kWh8.04 US cents/kWh
202310.49 US cents/kWh12.32 US cents/kWh10.16 US cents/kWh8.01 US cents/kWh
202410.87 US cents/kWh12.86 US cents/kWh10.55 US cents/kWh8.28 US cents/kWh
202511.35 US cents/kWh13.38 US cents/kWh10.89 US cents/kWh8.68 US cents/kWh
Sector, 2025Average priceSalesCustomers
All sectors 11.35 US cents/kWh 13.8 TWh 531,337
Residential 13.38 US cents/kWh 5.35 TWh 446,613
Commercial 10.89 US cents/kWh 5.29 TWh 80,348
Industrial 8.68 US cents/kWh 3.17 TWh 4,376
Transportation 0.00 US cents/kWh 0 TWh 0

Prices are average revenue per kWh sold, including delivery charges and taxes collected by utilities, in nominal US cents.

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2025.

Month by Month

EIA monthly statistics, preliminary for recent months
MonthGenerationAverage price, all sectorsResidential price
June 2026 1.80 TWh 12.25 US cents/kWh 15.36 US cents/kWh
May 2026 1.80 TWh 12.61 US cents/kWh 15.73 US cents/kWh
April 2026 1.77 TWh 12.04 US cents/kWh 14.52 US cents/kWh
March 2026 2.18 TWh 12.18 US cents/kWh 14.29 US cents/kWh
February 2026 1.87 TWh 11.54 US cents/kWh 13.24 US cents/kWh
January 2026 2.18 TWh 12.14 US cents/kWh 13.60 US cents/kWh
December 2025 2.12 TWh 10.89 US cents/kWh 12.51 US cents/kWh
November 2025 1.79 TWh 11.55 US cents/kWh 13.81 US cents/kWh
October 2025 1.89 TWh 11.38 US cents/kWh 14.09 US cents/kWh
September 2025 1.54 TWh 11.95 US cents/kWh 14.76 US cents/kWh
August 2025 1.70 TWh 11.53 US cents/kWh 13.98 US cents/kWh
July 2025 1.80 TWh 12.29 US cents/kWh 14.52 US cents/kWh

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of June 2026.