The Lone Star State
TX Utilities
IOU, Municipal, Cooperative, Retail Energy Suppliers, Wholesale
ERCOT Meter Guide IOU, Municipal, Cooperative, Retail Energy Suppliers, Wholesale
Texas Consumer Choice: Consumer Deregulation
Utility: Consumers in Texas may select their electric retail energy providers. Only large industrial and manufacturing customers may choose their natural gas supplier.
Texas Electric Choice: Yes. Consumers in parts of Texas may choose their electric supplier. Qualified buyers have the opportunity to reduce bills and fix overhead costs through a retail energy provider.
Texas Gas Choice: 
Deregulated Gas Year Electric Year
Texas Yes* N/A Yes 2002 Electricity deregulation is available to 85% of Texans. Gas choice is available to commercial customers who consume 3,650 MCF/annually. *Only manufacturing customers can choose their supplier.
STATE NERC INTERCONNECTION ISO/RTO
Texas ERCOT TRE, Eastern ERCOT, MRO, MISO, SPP, WECC
Wholesale Electric Location: ERCOT Wholesale Natural Gas: Houston Ship Chanel
U.S Region: South
Texas Population: 29,087,070 People/ Land Mile: 111
Square Miles: 268,601 Land Miles: 261,914 Water Miles: 6,687
Yearly Values:
Net Generation: 477,352,425 MWH Retail Sales: 424,418,628 MWH Gas: 4,564 trillion Btu
Counties TX Zip Codes TX Utility Zip Codes
NERC Authority: ERCOT, MRO, MISO, SPP, WECC
FERC Authority: Gulf Natural Gas Region
RTO / ISO Authority: WECC
Electric Retail Average: 8.7 cents/kWh (Ave)
Texas Power Mix
U.S. Commodity Sources 2019:
• Coal: 19%
• Natural gas: 53.4%
• Nuclear: 8.6%
• Hydro: 0.2%
• Wind: 17.5%
• Solar PV: 1%
• Biomass: 0.4%
Previous U.S. Commodity Sources:
• Coal: 24%
• Natural gas: 45%
• Hydro: 9%
• Wind: 18%
• Solar PV: 1%
TX Solar: Net Metering, Tax Credits, Solar Rebates
State Rebates:
State Contacts:
AEP CenterPoint Sharyland
State Links:
https://www.eia.gov/electricity/state/texas/index.php
https://www.eia.gov/state/?sid=TX
Power to Choose (Energy Shopping website – for electric)
State Authorities:
Public Utility Commission of Texas https://www.puc.texas.gov
Texas Office of Public Utility Counsel
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