Natural Gas. Southwestern Power.
Coming soon to Steele Road, Pinal County, Arizona
Steele Energy Center (SEC) is a proposed up to 1400 MW natural gas-fired generation power plant located in central Pinal County, Arizona, southwest of Coolidge and east of Casa Grande. The project’s generation resources will provide essential energy to the regional grid, which is strained due to unprecedented load growth, increasingly frequent extreme weather events, and greater reliance on intermittent resources.
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Certificate of Environmental Compatibility
Steele Energy Center, LLC prepared an application seeking a Certificate of Environmental Compatibility (CEC) that was filed with the Arizona Corporation Commission (ACC) on October 15, 2026. The CEC process includes public hearings with the Arizona Power Plant and Transmission Line Siting Committee before seeking final approval from the ACC.
The hearing will be held at the Radisson Hotel Casa Grande, 777 N Pinal Ave, Casa Grande, AZ, 85122. The hearing will begin on November 30, 2026, at 10:00 a.m. and will continue as necessary through Friday, December 4, 2026, beginning at 9:00 a.m. Each day will be at the same location until completion of the hearing.
Public comment will be taken in a special evening session on Monday, November 30, 2026, beginning at 5:30 p.m., via telephone, video conferencing, or in person at the hearing location mentioned above. Public comment may also be taken at other times during the hearing at the discretion of the chairman of the committee. The public can watch the hearing online, listen to the hearing via telephone, or attend in person.
A link and call-in number will be posted on this website at least 24 hours in advance of the hearing.
An MMR Group Company
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