The First State
DE Utilities
IOU, Municipal, Cooperative, Retail Energy Suppliers, Wholesale
Delaware Consumer Choice: Consumer Deregulation
Utility: Consumers in Delaware may choose their electric and natural gas supplier.
Delaware Electric Choice: Yes. Consumers in parts of Delaware may choose their electric retail energy provider in select utilities. Buyers who choose an alternate supplier still receive a bill from their local distribution company ( LDC ).
Delaware Gas Choice: 
Deregulated Gas Year Electric Year
Delaware No* N/A Yes 1999 *Gas choice was trialed and discontinued in Delaware.
STATE NERC INTERCONNECTION ISO/RTO
Region: Northeast
Delaware Population: 973,764 People/ Land Mile: 500
Square Miles: 2,489 Land Miles: 1,949 Water Miles: 540
Yearly Values:
Net Generation 6,240,644 MWH Retail Sales 11,773,100 MWH Gas 99.4 trillion Btu
Counties DE Zip Codes DE Utility Zip Codes
NERC Authority: RFC
FERC Authority: Northeast Natural Gas Market
Electric Retail Average: 10.5 cents/kWh (Ave)
Delaware Power Mix
U.S. Commodity Sources 2019:
• Coal: 2.3%
• Natural gas: 95%
• Solar PV: 1%
• Wind: 0.1%
2013 U.S. Commodity Sources:
• Coal: 21%
• Natural gas: 75%
• Other Renewables: 2%
DE Solar: Net Metering, Tax Credits, Solar Rebates
State Rebates:
State Contacts:
State Links:
Consumer information on electric choice, list of certified electric suppliers
Delaware Public Service Commission
State Authorities:
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