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

Calpine won PJM stakeholder approval for an initiative that could give generators more flexibility in pricing following an unusually lengthy debate before the Markets and Reliability Committee Thursday.

Our summary of the issues scheduled for votes at the PJM MRC and MC on 04/23/15. Each item is listed by agenda number, description and projected time of discussion, followed by a summary of the issue and links to prior coverage.

PJM members were asked last week to consider allowing generators to revise their offers hourly in the energy market to reflect changes in gas prices.

The Supreme Court’s ideological divide was on display Wednesday as justices sparred with attorneys over whether the EPA should have considered costs before deciding whether to regulate mercury and other pollutants from power plants.

News briefs on companies doing business with RTOs. This week we include Ameren, NextEra, Xcel, Calpine, Exelon, PPL, NRG, PSEG, Dynegy and AEP.

News briefs on companies doing business with RTOs. This week we include Duke, Dominion, FirstEnergy, NRG, Exelon, PPL and Calpine.

ISO-NE generators, including NEPGA, asked FERC to change the New Entry Pricing Rule and the Peak Energy Rent Adjustment ahead of February’s FCA 9.

Cooler summer weather took a toll on the third-quarter profits of electric utilities in PJM's footprint.

One issue raised at last week’s PJM Market Summit concerned the 8% after-tax weighted average cost of capital (ATWACC) the PJM Board of Managers submitted.