Coolidge Generating Station

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The Coolidge Generating Station is a natural gas-fired power generating station in Coolidge, Arizona. This “simple-cycle” station generates up to 575 megawatts of electricity, enough for 575,000 homes in the state. When consumer demand rises, such as in summer when air conditioning needs spike, the state-of-the-art station can be brought up to peak capacity in roughly 10 minutes.


12 turbine



state-of-the-art, low-emissions technology

Generates 575 megawatts of electricity



Support for local college students

As part of our ongoing support of Central Arizona College’s “Promise for the Future” program, TransCanada is proud to make an annual endowment.


Caring for our community

As part of our ongoing commitment to friends and families in our communities, TransCanada made a one-time donation of $3,500 to the Coolidge Youth Coalition and $5,000 to the Coolidge Police Explorers. These funds go to support their work in substance abuse education and awareness.

Documents and Maps

Arizona’s Coolidge Generating Station is a natural gas-fired generation plant that produces enough electricity for 575,000 homes. Learn more about the work we do.

The Coolidge Generating Station is located in Coolidge, Arizona. Here’s where to find us.


Regulatory Contact

The Coolidge Generating Station is governed according to regulations outlined by the Federal Energy Regulatory Commission (FERC).

Federal Energy Regulatory Commission (FERC)
Local 1.202.502.6088
Toll-Free 1.866.208.3372


Ways to reach us

We’re here to answer your questions. For general questions you can contact us by email, but for a quicker response, please call us directly.

Coolidge Generating Station (TransCanada)


Coolidge Generating Station (TransCanada)
PO Box 578
Coolidge, Arizona    85128




     Toll-Free (North America)


Emergency Response
Our commitment to the safety of our pipelines and facilities is unwavering. In case of an emergency, please call the appropriate 24-hour toll-free hotline:
US: 1.800.447.8066

Media Relations
TransCanada welcomes enquiries from media. Please direct questions to:
1.800.608.7859 Toll-free (North America)

Investor Relations
We welcome inquiries from analysts, shareholders and prospective shareholders at:
1.800.361.6522 Toll-free (North America)