Exelon said it will close Clinton next summer and Quad Cities the following year if Illinois legislators fail to pass a bill to shore up the nuclear plants.

Dynegy said it will idle as much as 30% of the capacity in Illinois because their units can’t recover their costs from the MISO energy and capacity markets.

This week's company briefs include news on Mississippi Power, Exelon, Cisco Systems, Duke Energy, and others.

The appeal lent support to Illinois legislation that would shore up Exelon’s struggling nuclear plants with $300 million per year.

One party to the Exelon-Pepco merger case has asked the DC PSC) to reconsider its approval, and People's Counsel Sandra Mattavous-Frye may ask as well.

On Wednesday, the DC PSC approved the $6.8 billion Exelon-Pepco merger, creating the largest publicly held utility in the country.

The D.C. Public Service Commission is poised to decide Wednesday the fate of the controversial proposed merger of Exelon and Pepco Holdings Inc.

D.C. officials came out today against Exelon’s revised merger proposal in filings that appear to quash the energy giant’s chances of acquiring Pepco.

Exelon offered a split D.C. Public Service Commission (DC PSC) a “middle ground proposal” in a bid to salvage its acquisition of Pepco Holdings Inc.

Dynegy and Exelon proposed that MISO Zone 4 procure capacity in three-year forward auctions separate from the rest of the RTO.