Out-of-state wind integration, merchant transmission development and the WestTEC planning effort are all factors influencing CAISO’s interregional transmission planning.

Americans for a Clean Energy Grid gave MISO and CAISO top grades for regional transmission planning and development; PJM and ISO-NE scored poorly.

CAISO held its Stakeholder Symposium for the first time since 2018 and weighed the transmission needs of the West to deliver renewable resources.