NRG Energy plans to indefinitely mothball its gas-fired Petra Nova Power generating unit, a change from its earlier plan to seasonally sideline the plant.

FERC’s proposed policy statement on carbon pricing won wide support, although some expressed doubt that it will spur adoption.

Present and former regulators told NARUC they are skeptical that carbon pricing and capacity markets would achieve decarbonization.

ERCOT staff have begun issuing price corrections and resettling 25 operating days affected by two market errors earlier this year.

NRG Energy advised ERCOT that it plans to mothball its Petra Nova Power plant, centerpiece of the world’s largest carbon-capture facility.

NEPOOL is examining how it can adapt market rules to reach states' decarbonization goals through a forward clean energy market.

NRG Energy said it will acquire competitive retailer Direct Energy from U.K.-based Centrica for $3.63 billion in an all-cash transaction.

The NEPOOL Markets and Reliability committees heard presentations on studies on how increasing renewables and electrification will affect the ISO-NE grid.

PJM stakeholders continued talks over integrating carbon pricing while focusing on the impacts of states looking to join environmental collectives like RGGI.

Records and interviews with stakeholders indicate the June 18 vote that could open PJM's end-of-life transmission planning to competition resulted from intense lobbying.