The Peace Garden State
WA Utilities
IOU, Municipal, Cooperative, Retail Energy Suppliers, Wholesale
Washington Consumer Choice: No Deregulation
Utility: Consumers in Washington may not choose their energy supplier.
Washington Electric Choice: 
Washington Gas Choice: 
Deregulated Gas Year Electric Year
Washington No N/A No N/A No Comments
STATE NERC INTERCONNECTION ISO/RTO
Washington WECC Western None
Region: Pacific
Washington Population: 7,614,893 People/ Land Mile: 114.6
Square Miles: 71,298 Land Miles: 66,456 Water Miles: 4,842
Yearly Values:
Net Generation 116,756,729 MWH Retail Sales 90,005,791 MWH Gas 334.8 trillion Btu
Counties WA Zip Codes WA Utility Zip Codes
NERC Authority: WECC
FERC Authority: West Natural Gas Region
Electric Retail Average: 8 cents/kWh (Ave)
Washington Power Mix
U.S. Commodity Sources 2019:
• Coal: 6.8%
• Natural gas: 13.3%
• Nuclear: 8.4%
• Hydro: 62.6%
• Wind: 7.3%
• Biomass: 1.6%
2013 U.S. Commodity Sources:
• Coal: 6%
• Natural gas: 10%
• Hydro: 69%
WA Solar: Net Metering, Tax Credits, Solar Rebates
State Rebates:
State Contacts:
State Links:
State Authorities:
Washington Utilities and Transportation Commission
Washington State Office of the Attorney General (Consumer Protection Division)
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