The Environmental Protection Agency has notified Salt River Project that it plans to deny the utility’s request to continue dumping coal ash into an unlined pond at its Coronado Generating Station coal-fired plant in eastern Arizona. Read more» 
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The EPA denied the requests of six coal plants - including the Salt River Project’s Coronado Generating Station - to keep dumping toxic ash into unlined or inadequately lined pits, signaling the agency’s commitment to enforce the 2015 federal coal ash rules. Read more»
A federal appeals court Wednesday said the Environmental Protection Agency acted properly when it rejected Arizona’s pollution-control plan for the Coronado Generating Station and imposed its own strict emission limits instead. Read more»
The EPA has proposed new air-quality regulations at three Arizona coal power plants to help improve visibility at 18 national parks in Arizona, New Mexico and Colorado – including the Grand Canyon – and to protect the health of people living in the region. Critics say the rules will boost electric bills. Read more»
