Arizona Activists Fight Against PFAS Contamination and New Mine in Santa Cruz County
Environmental activists in Santa Cruz County, Arizona, are raising alarms over severe perfluoroalkyl and polyfluoroalkyl substances (PFAS) contamination and the potential exacerbation of this issue by a new heavy metals mine. The county, with approximately 50,000 residents, ranks first in Arizona and tenth nationally for PFAS contamination, with at least 44% of public drinking water systems having unacceptable levels. Robin Lucky, president of the Calabasas Alliance, highlights the Nogales Wash as a significant source of pollution, carrying PFAS and other waste from Mexico. Critics fear that South32's Hermosa mine, fast-tracked under new 'critical mining' rules, will release additional toxic metals like arsenic, zinc, and manganese, further endangering public health and the environment. State Attorney General Kris Mayes has considered legal action, describing the situation as a public nuisance and a threat to health and safety. South32, which plans to begin operations in late 2027, has funded a University ...