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The Arizona Department of Environmental Quality has approved the renewal of the aquifer protection permit for a uranium mine near the South Rim of the Grand Canyon.
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Arizona lawmakers are advancing legislation backed by utilities to have state regulators, not their federal counterparts, regulate disposal of toxic ash produced by coal-fired power plants.
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Smoke from the Rafael Fire burning southwest of Flagstaff continues to impact local communities.According to the Arizona Department of Environmental…
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Governor Doug Ducey signed legislation this week to establish new clean water rules, following a rollback of federal protections for ephemeral waterways…
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State environmental regulators will require owners of a uranium mine near the South Rim of the Grand Canyon to apply for more stringent water protection…
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Grand Canyon National Park officials have limited visitation and water use at Phantom Ranch as they overhaul a wastewater treatment facility. It comes…
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State officials are warning about elevated mercury levels in a species of fish at a Williams-area lake.The Arizona Department of Environmental Quality…
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Flagstaff residents in recent months may have noticed a handful of shuttered gas stations in the city. KNAU’s Ryan Heinsius reports, they’re among nearly…
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A new report says funding and staff at state agencies tasked with pollution control have diminished significantly in the last decade. KNAU’s Melissa…
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The indictment followed an investigation by the Arizona Department of Health Services. It revealed untrained personnel took water samples and didn’t…