As ISO-NE undertakes major capacity market accreditation reforms, New England storage developers are voicing concerns that potential flaws in the RTO’s modeling methodology could discourage new investments in storage resources.

New grid-scale battery storage in Maine would be cheaper than new fossil peaker plants when accounting for societal costs of air pollution and carbon emissions, according to a new report.

PJM is rejecting a study suggesting it could avoid extending the life of the Brandon Shores generator by installing storage and reconductoring several lines.

Battery storage that charges from the grid should be able to use non-firm transmission service, MISO has decided.

MISO stakeholders are trying to figure out what transmission service requirements the grid operator has in place for battery storage that charges from the grid.

A whitepaper on a pressing matter — managing battery systems connected to the grid — bogged down in a debate over its details as NERC’s Reliability and Security Technical Committee met Wednesday.

ISO-NE told its Planning Advisory Committee that decarbonization may require increased dispatchable generation, storage and capacity.

New York state has the highest goal for installed energy storage but some of its market structures make it hard for the private sector to pursue those goals.

Three Indiana utilities could save customers a combined $73 million if they ditched plans to build new gas plants and invested in battery storage, report says.

MISO said it hasn’t yet settled on a deadline for developers to submit generation project applications under the 2023 interconnection queue cycle.