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Arizona regulators have launched an inquiry into the rates and profits of the state's largest electric utility following a rate challenge and customer…
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Facing what it saw as a threat to its monopoly from a surging rooftop solar industry, Arizona's largest utility secretly funneled millions of dollars to…
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The coal-burning Cholla Power Plant near Holbrook is slated to close in 2025. One of the owners, Arizona Public Service Company, is considering converting…
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Arizonans are being asked to decide a ballot initiative that would boost renewable energy use. KNAU’s Ryan Heinsius reports, Proposition 127 would mandate…
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Prosecutors are dropping the bribery case against former Arizona Corporation Commissioner Gary Pierce and three others after their trial ended three weeks…
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The Arizona Corporation Commission's executive director has heeded calls for his resignation after disclosing that his wife works for a lobbying firm…
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The City of Flagstaff is partnering with the Hopi Tribe on a large-scale renewable energy project. KNAU’s Ryan Heinsius reports, it’s designed to provide…
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The Arizona Corporation Commission is expected March 13 to consider a proposed code of ethics for the five-member utility regulatory body.The code…
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Arizona utility regulators have approved a rate increase for the state's largest electric company that will boost the average homeowner's bill by about $6…
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Arizona utility regulators are set to consider a rate increase for the state's largest electric company that could go into effect as soon as next…