We manage the flow of Texas' power supply.
miles of transmission lines
managed and monitored
Supply and Demand
Combined Wind and Solar
ERCOT has four primary responsibilities:
Maintain system reliability.
Facilitate a competitive wholesale market.
Facilitate a competitive retail market.
Ensure open access to transmission.
Retail Market Test Flight 1022
Find information on the upcoming test flight for Texas Standard Electronic Transaction (SET) Version 4.0A. The application processing deadline is Aug. 17, 2022. The registration deadline is Sept. 7, 2022.
View the test flight information More featured items
What we do here at ERCOT
What is ERCOT?
How does ERCOT work?
The Control Room
We are here to help with tech support, media requests, and connections to outside resources for consumers.
See all ERCOT contact info
Roadmap to Improving Grid Reliability
ERCOT's comprehensive plan to address operational improvements to the Texas power grid
View the 60-item Roadmap