About NYISO

The New York Independent System Operator (NYISO) is at the heart of New York State’s electric system, operating the high-voltage transmission network, administering and monitoring the wholesale electricity markets, and planning for the state’s energy future. The NYISO is responsible for the reliable operation of New York’s nearly 11,000 miles of high-voltage transmission and the dispatch of over 500 electric power generators. In addition, the NYISO administers bulk power markets that trade an average of $7.5 billion in electricity and related products annually.

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Agreements & Policies