The Mount Rushmore State
SD Utilities
IOU, Municipal, Cooperative, Retail Energy Suppliers, Wholesale
South Dakota Consumer Choice: Consumer Deregulation
Utility: Consumers in South Dakota may choose their natural gas supplier.
South Dakota Electric Choice: 
South Dakota Gas Choice: YES. Natural gas is deregulated in South Dakota. Qualified buyers have the opportunity to reduce bills and fix overhead costs by choosing a third-party supplier.
Deregulated Gas Year Electric Year
South Dakota Yes 2005 No N/A No Comments
STATE NERC INTERCONNECTION ISO/RTO
South Dakota SERC Eastern None
Region: Southeast
South Dakota Population: 884,659 People/ Land Mile: 11.7
Square Miles: 77,116 Land Miles: 75,811 Water Miles: 1,305
Yearly Values:
Net Generation 99,364,088 MWH Retail Sales 81,641,138 MWH Gas 336.8 trillion Btu
Counties SD Zip Codes SD Utility Zip Codes
NERC Authority: SERC
FERC Authority: Southeast Natural Gas Region
Electric Retail Average: 9.7 cents/kWh (Ave)
South Dakota Power Mix
U.S. Commodity Sources 2019:
• Coal: 20.7%
• Natural gas: 10.7%
• Hydro: 44.6%
• Wind: 23.9%
Previous U.S. Commodity Sources:
• Natural gas: 6%
• Coal: 29%
• Hydro: 39%
SD Solar: Net Metering, Tax Credits, Solar Rebates
State Rebates:
State Contacts:
State Links:
State Authorities:
South Dakota Public Utilities Commission
South Dakota Office Attorney General (Division of Consumer Protection)
Talking About