A federal appeals court Friday threw out the 2013 EPA rule exempting diesel generators providing demand response from air emissions limits.

Eversource Energy's proposed Northern Pass transmission project won’t be operational until the first half of 2019. The company had previously said the line would be delivering Canadian hydropower to New England by 2018.

Exelon said first-quarter profit exceeded expectations, in part due to strong performances by PECO, Baltimore Gas and Electric and Constellation Energy.

NiSource and Entergy announced their first-quarter earnings results this week.

Andy Ott, PJM’s executive vice president of markets, will replace Terry Boston as president and CEO later this year, PJM announced Wednesday.

PJM is considering changing its day-ahead market schedule in response to FERC's April 16 ruling revising the interstate gas nomination timeline.

PJM stakeholders approved tighter rules on generator lost opportunity costs but rejected a proposal to limit eligibility to the most flexible combustion units.

ISO-NE is considering delaying full integration of demand response into its markets by a year due to uncertainty about FERC’s authority over the resource.

This week's state briefs include news on Illinois, Indiana, Kentucky, Michigan, Nebraska, New Jersey, New Mexico, New York, North Carolina, Pennsylvania, Virginia and Wisconsin.

A summary of measures approved by the PJM Markets and Reliability and Members committees on April 23.