FERC commissioners weighed the pros and cons of Western regionalization, which one commissioner likened to dating, at the CREPC-WIRAB spring meeting in Nevada.

CAISO sent the California Legislature a summary of recent studies of Western regionalization, information intended to aid discussion of the ISO becoming an RTO.

A key California lawmaker introduced a bill to allow CAISO to become a Western RTO by expanding its governance to include representatives from other states.

A new coalition of trade and environmental groups says California must be in an RTO, bolstering a renewed push for CAISO to become a multistate organization.

CAISO's Board of Governors and the Western Energy Imbalance Market Governing Body approved an extended day-ahead market for the WEIM, calling it a milestone.

CAISO released a draft report on Western regionalization that is intended to revive talks on the ISO becoming a multistate RTO and bolster legislation.

A new legislative push for multi-state CAISO governance and the ISO's drive to add an extended day ahead market top this year's agenda.

Energy leaders from California and other Western states met in a workshop to explore the benefits of developing regional markets, including one or more RTOs.

An extended day-ahead market for CAISO's Western Energy Imbalance Market could produce up to $1.2 billion annually for Western participants, a new study found.

The proposed governance structure for SPP's Markets+ service offering and resource adequacy are two key differences with CAISO's RTO proposal.