See how we work
The California wholesale market operates as other commodity exchanges do and is composed of interrelated processes.
Accurate network modeling supports efficient market operations.
Accurate and complete outage scheduling is vital to reliable operation of the transmission system.
Interchange scheduling contracts energy delivery.
Accurate metering of electricity generated or consumed provides key data inputs for accurate settlement calculations.
Quick and accurate settlements help markets function.
Our operations reporting, coordination and maintenance efforts help keep the lights on for 30 million people in our control area.
Find market participant offers to buy or sell power on a long-term basis.
Special reports and audits published by the ISO can help keep you up-to-date on our markets and operations.
The ISO Department of Market Monitoring keeps a close watch on the efficiency and effectiveness of the ancillary service, congestion management and real-time spot markets.