PJM member companies FirstEnergy, Duke Energy, NRG Energy, Dynegy and AES all announced second-quarter earnings last week.

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

Advanced energy storage is ready to move beyond pilot projects and into day-to-day operations. But it will take rule changes and cost reductions for the technologies to reach their potential.

State briefs from around PJM's territory. Included this week are Illinois, Indiana, Maryland, New Jersey, Ohio, Pennsylvania, and Virginia.

The Pennsylvania Public Utility Commission approved the energy-efficiency plans for PPL Electric Utilities Corp., Duquesne Light Co. and FirstEnergy’s affili...

A PUC audit found that FirstEnergy Corp.’s Pennsylvania subsidiaries overstated their Energy Efficiency and Conservation Program costs in 2010 and 2011 by mi...