The First Porcelain Insulator

Workers install the final segment of the penstock that delivers water from Huntington Lake reservoir to Big Creek Powerhouse No. 1. When the powerhouse came online in October 1913, the penstock from the reservoir to the waterwheel was the longest and...

In the early 1900s, Southern California Edison was in the natural gas utility business. However, electricity was cheaper, cleaner and more efficient than gas at the time. The company began selling its gas properties in 1907. Most of the plants were sold to Southern Counties Gas Company...

In 1910, the Pacific Power Company, a Southern California Edison predecessor, was organized to provide electric service to several mining camps. The Jordan Plant was constructed and began powering the towns of Aurora, Rawhide and Bodie in 1911. Two...