Canyon Mine, also known as Pinyon Plain Mine, a uranium mine near the south rim of Grand Canyon National Park, has been flooding with groundwater since late 2016, according to data reported to the Arizona Department of Environmental Quality. Water pumped out of the mine has shown high levels of heavy metals including uranium, arsenic, and lead. Learn more about uranium mining near the Grand Canyon ›
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Attorney general raises concerns about groundwater contamination at Grand Canyon uranium mine.
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Baaj Nwaavjo I’tah Kukveni Grand Canyon National Monument is 1 year old. Learn about the cultural resources, waters, and plants and animals it protects.
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