FERC upheld its approval of Constellation Energy’s purchase of Calpine while also addressing arguments from consumer and environmental groups.

MISO said lackluster generating unit performance led to an emergency declaration during the late January winter storm.

CAISO’s Western Energy Imbalance Market surpassed $8 billion in cumulative economic benefits since its 2014 launch after providing participants with $415.65 million in gross benefits in the fourth quarter of 2025, according to an ISO report.

The Regional Organization of Western Energy selected Western Freedom Executive Director Kathleen Staks as its interim president, while regulatory attorney Lisa Tormoen Hickey will assume the role of interim secretary.

Some parties are urging Nevada regulators to wait until initial results are in for CAISO's Extended Day-Ahead Market before deciding whether to allow NV Energy to join.

The average cost for electricity in NYISO was $201.89/MWh in January, up nearly 53% from January 2025 and possibly the highest ever for the month, the ISO reported.

PJM’s Market Implementation Committee passed by acclamation a PJM issue charge seeking to more thoroughly define how storage resources participate in the energy and ancillary service markets.

MISO membership called for modernized market rules for energy storage that can capture its chameleon-like roles.

CAISO leaders staged a virtual “town hall” to stress the importance of a smooth rollout to the ISO’s Extended Day-Ahead Market in May and promise to address market seams issues.