Colorado regulators have approved Tri-State Generation and Transmission Association’s plan to add 1,657 MW of new resources from 2026 to 2031, despite objections about the inclusion of a new natural gas plant.

An aggregation of more than 100,000 residential batteries provided an average 535 MW of support to California’s electricity grid during a test to prepare for the hot summer period ahead.

A new report shows the MISO footprint could ring up $27 billion in additional system costs through 2050 if it and members miss the boat on developing new gigawatts of battery storage.

The expedited phaseout of federal tax incentives for renewables threatens projects and jobs across the clean energy industry in New England.

PJM's Markets and Reliability Committee endorsed by acclamation an issue charge by Constellation Energy focused on how storage as a transmission asset could be implemented in the RTO.

Stakeholders rejected the installed reserve margin and forecast pool requirement values recommended by PJM staff, with some opposed arguing that the inputs remain nebulous.

New York Gov. Kathy Hochul announced the first of three solicitations for bulk energy storage as part of the state’s goal of deploying 6 GW by 2030.

IESO will seek to fill its growing need for regulation services through competitive bids but will resort to bilateral procurements if there is insufficient interest.