PJM and its stakeholders continue to jostle over the impact of the proposed replacement for the expanded MOPR as responses continue to be filed at FERC.

PJM is recommending using an installed reserve margin of 14.6%, slightly up from 14.4% required in 2020.

Illinois officials agree on subsidizing three Exelon nuclear plants, but the fate of the 1,600-MW Prairie State coal plant remains a contentious issue.

FERC Exelon’s proposal to split its regulated utility business and merchant power generation into two separate publicly traded companies.

Exelon said its Byron and Dresden nuclear plants are likely to close because of slow progress on federal and state legislation that would rescue them.

“Public purpose” microgrids are struggling because of high costs and the lack of a widely accepted resilience metric, speakers told NARUC.

FERC set a base return on equity of 9.33% on the Mystic Generating Station’s reliability-must-run contract, using methodology it introduced last year.

Columnist Steve Huntoon says a proposal by PJM TOs to rate base network upgrades and charge generators formula rates would harm new wind and solar.

Illinois Democrats' drive to 100% clean energy is hamstrung by a struggle between labor, green and environmental justice factions.

The early impacts of PJM’s first capacity auction in three years began to emerge Thursday as Exelon reiterated plans to retire two of its nuclear plants.