Duke Energy has filed a plan with North Carolina environmental agencies to remove millions of tons of coal ash from four of its sites in the state, the beginning of a massive coal ash remediation effort the company estimates will cost $3.4 billion.

News briefs from the states within the PJM footprint. This week we include Illinois, Indiana, Maryland, Michigan, New Jersey, North Carolina, Ohio, Pennsylvania, Virginia and West Virginia.

Republicans threatened to blunt the Obama administration’s proposed carbon emissions rule after taking control of Congress in last week's elections.

Exelon is selling its ownership interest in the Keystone and Conemaugh power plants in Pennsylvania.

News briefs from the states within the PJM footprint. This week we include Delaware, Indiana, Maryland, New Jersey, North Carolina, Ohio, Pennsylvania and Virginia.

PJM and FERC were summoned to Capitol Hill last week to defend their actions to ensure reliability — FERC in response to sabotage concerns, PJM in the wake of an extraordinary winter that featured more near calamities than a James Bond movie.

A look at how MISO and the Northeast RTOs are planning to cope with winter 2014-15.

Statistical highlights of the Market Monitor's 2013 State of the Market report.

News briefs from the states within the PJM footprint. This week we include Illinois, Maryland, New Jersey, North Carolina, Ohio, Pennsylvania, and Virginia.

Briefs from federal agencies governing PJM Interconnection and other national organizations. This week's news include stories from Congress, FERC, the D.C. Circuit, the EPA, and other national news.