News
From power plant construction to transmission line planning, TEP is busy preparing for Southern Arizona's energy future.Press Releases
The latest news from TEP.
Investor Relations
Information for investors in TEP's parent company, UniSource Energy Corporation.
Vail Area 138kV System Project
Learn about the need for the Vail Area 138kV System Project, activities, phases, and timelines.
Sahuarita-Nogales Transmission Line
Get information on the proposed power line in Southern Arizona.
