Commonwealth Edison Co

Exelon Corporation’s subsidiary, Commonwealth Edison Company, is subject to potential fines for breaching North American Electrical Reliability Corporation (NERC) reliability standards.

On July 18, 2008, ComEd self-reported to ReliabilityFirst Corporation, the entity responsible for monitoring reliability in ComEd’s region, that it…

Decker Coal Company, a joint venture in which Cloud Peak Energy Inc. owns a 50% interest, remains engaged in disputes with the Minerals Management Service (MMS) related to collection of royalties on coal produced from federal coal leases.

The MMS, a…