The PA Public Utility Commission is alerting Pennsylvanians that electric companies are expected to raise prices again on Sept. 1. The PUC announced Wednesday afternoon that Sept. 1 is the next date for their quarterly adjustments and utilities are reporting price changes to go along with it. Roughly half of Pennsylvania’s major electric companies reset their energy prices on a quarterly basis, including FirstEnergy, Penelec, and West Penn Power. Along with two other companies.