The California ISO manages the flow of electricity across high-voltage, long-distance power lines, operates a competitive wholesale energy market, and oversees transmission planning.

CAISO is one of the largest ISOs in the world, delivering 300 million megawatt-hours of electricity each year and managing about 80% of California's electric flow.

CAISO is one of seven ISOs or regional transmission organizations (RTOs, collectively with ISOs referred to as ISO/RTOs) operating in the U.S. The Federal Energy Regulatory Commission …

May 8, 2024 · In California, the flow of electricity is largely managed by CAISO. In this article, we’ll explore the question of “what is CAISO?” and why it’s a key player in the U.S. energy market.

Jul 1, 2025 · (Albuquerque, NM) – In a continued effort to enhance reliability and economic benefits to New Mexicans, PNM has announced it has officially committed to the California …

The California Independent System Operator (CAISO) administers the annual application window for the distributed generation deliverability (DGD) allocation process pursuant to CAISO Tariff …

CAISO’s core responsibilities • The CAISO is a federally-regulated nonprofit, independent, technology-neutral organization that manages the high-voltage electric grid for 80% of …

23 hours ago · The Extended Day-Ahead Market took center stage at CAISO in 2025 as the ISO tabled other long-term initiatives to ensure the market’s timely launch in May 2026, with …

Nov 11, 2024 · "We are honored that Public Service Company of New Mexico has announced its intent to join EDAM," said Elliot Mainzer, CAISO President and CEO.

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