In 1970, Allegheny Power requested permits for the long-anticipated hydroelectric facility in the Valley.

The Kemptown substation would be the largest substation ever built by Allegheny Power.

Allegheny Power filed applications with Frederick County for a special exception to locate an electric power substation in agricultural zoned land.

Allegheny Power stated that the loss of power due to this system was the largest ever experienced by the company.

Allegheny Power restored power to about 20% of its customers by two days after the storm.

Duquesne Light Company and Allegheny Power became loyal clients forging a partnership that would endure for the next 50 years.

Allegheny Energy, a public utility (including its subsidiary Allegheny Power)

Electricity generation in Jefferson Hills is supplied by both Allegheny Power and Duquesne Light.

The recent recognition marks the sixth consecutive year large commercial and industrial customers have rated Allegheny Power the region's top performer.

The brand name Allegheny Power was used on customer bills, trucks and company equipment starting in 1996.