A bill in the Colorado legislature seeks to reduce the environmental impact of federal orders delaying the retirement of coal-fired power plants.

EPA revoked its 2024 updates to the MATS rules, which included regulation of non-mercury emissions and monitoring equipment requirements for all covered power plants.

ERCOT says the critical path for a successful Batch Zero NPRR relies on a series of approval votes in May before the changes go to the board in June.

Colorado regulators approved 3.2 GW of new resources requested by Public Service Company of Colorado under an expedited approval process designed to take advantage of soon-expiring federal tax credits.

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

FERC approved four transmission security agreements between Exelon’s Commonwealth Edison and new data center customers in Illinois, laying out conditions for their transmission service.

Massachusetts could decarbonize its peaking power portfolio by 2050 through aggressive deployment of wind, batteries and demand flexibility, according to a new analysis by a group of environmental nonprofits.

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

The Department of Energy issued a fourth emergency order, keeping the J.H. Campbell coal plant in Michigan online through mid-May and likely beyond.

DTE Energy is weeks away from finalizing another power agreement for a large-scale data center, even as friction continues over its deal in late 2025 to supply 1.4 GW to a facility under construction.