News briefs on companies in the PJM Interconnection this week, including DTE, Pepco, Delmarva Power, Xcel Energy, Invenergy and We Energies.

News briefs on companies in PJM Interconnection this week, including Dominion, Exelon, Public Service Electric & Gas and Southern.

A top EPA official told state regulators the agency is still in listening mode in drafting its greenhouse gas rules on existing power plants. Others expressed concerns.