The federal appeals court will now consider whether to freeze work on the SunZia line, which is designed to expand access to renewable energy. Arizona tribes and other groups opposing a high-voltage ...

A long-debated proposal to build a backup transmission line between Avon and Gilman has entered the objection phase, the final step before a decision is made on whether the project can move forward.

Sunrise and snow on the San Pedro River valley in Arizona. (Timothy Corbin/Wikipedia via Courthouse News) PHOENIX (CN) — Southern Arizona tribes will have another chance to challenge the construction ...

The Tohono O’odham Nation and other challengers are asking the federal appeals court to act by Friday. Arizona tribes are making another attempt to convince a federal court to temporarily freeze ...

Sunrise and snow on the San Pedro River valley in Arizona. (Timothy Corbin/Wikipedia via Courthouse News) PHOENIX (CN) — A Ninth Circuit panel appeared likely Wednesday to reverse the dismissal of a ...

Hydro One and nine First Nation partners have received approval on the final Environmental Assessment Report for the Waasigan Transmission Line project from the Ministry of the Environment, ...

The MidAtlantic Resiliency Link, a proposed 107.5-mile, 500-kilovolt transmission line that will go through West Virginia, Virginia, Maryland and Pennsylvania, has unveiled the route it will propose ...

CPS Energy is spending another $150 million to speed up construction of transmission lines the state grid operator says will reduce the risk of blackouts across Texas. A troubled circuit near San ...