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Notice of hearing for Saguaro to Marana Transmission Line Project

March 10, 2022

A public hearing will be held before the Arizona Power Plant and Transmission Line Siting Committee (“Committee”) regarding the Application of Arizona Electric Power Cooperative, Inc. (“AEPCO”) for a Certificate of Environmental Compatibility to authorize construction of authorizing construction of a 115 kilovolt (“kV”) transmission line called the Saguaro to Marana 115/138 kV line (“Saguaro to Marana” or “the Project”).

The Project consists of two separate transmission line configurations. One portion of the Project is a double-circuit 115/138 kV transmission line to be jointly owned by AEPCO and Tucson Electric Power Company (“TEP”) (the 115 kV circuit will be owned and operated by AEPCO, and the 138 kV circuit will be owned and operated by TEP); the other portion of the Project is a single-circuit transmission line owned and operated by AEPCO alone. The transmission line originates at Trico Electric Cooperative’s planned Adonis Substation.

The hearing will be held at the Northwest Fire Department Training Facility, located at 5125 West Camino de Fuego, Tucson. Arizona 85743. The hearing will begin on Monday, June 6, 2022, at 1 :00 p.m., and will continue on Tuesday, June 7, 2022, at 9:00 a.m. and will continue as necessary on Wednesday, June 8, 2022, Thursday, June 9, 2022, and Friday, June 10, 2022, commencing at 9:00 a.m. on each day through the completion of the hearing. If any revisions to the hearing schedule are required, they will be noticed on the Project website at: , and on the Arizona Corporation Commission (“Commission”) website at:

Click here to read the full notice.