CAISO's Western Energy Imbalance Market hit a record $739 million in member benefits in 2021, putting its total close to $2 billion since it launched in 2014.

The near shutdown of the California-Oregon Intertie by a wildfire renewed concerns about the vulnerability of major transmission pathways.

A drought in the West is cutting into hydropower supplies needed for summer reliability, especially in California, panelists in a USEA briefing said.

A spate of transmission projects is in the works to move renewables from remote regions of the West to urban load centers.

Supporters and skeptics of a plan to give the EIM’s Governing Body more joint authority with CAISO over changes to the market debated the matter.

CAISO stakeholders are still wary of the new proposed wheel-through provisions the ISO has submitted to FERC for clarity on the complex issue.

Western states must work together to build transmission avoid blackouts, Idaho Power CEO Lisa Grow and CAISO CEO Elliot Mainzer agreed.

CAISO and state agencies released a final analysis of the August blackouts and steps they are taking to prevent capacity shortfalls this summer and beyond.

Top officials discussed CAISO’s handling of California’s mid-August blackouts and actions to avoid future shortages in a webinar.

CAISO's new CEO, Elliot Mainzer, spoke with RTO Insider about his background, priorities and perspective on California's resource adequacy problem.