Affected nature preserve is no place for a hazardous materials waste dump, says Tucson-based nonprofit Tucson, Ariz. (March 21, 2026)—On March 19, Archaeology Southwest posted and began circulating an open letter to Town of Oro Valley residents and officials encouraging the community to reverse its plans to use PFAS-laden reclaimed wastewater to fill the proposed 2.5-acre pond in the Vistoso Trails Nature Preserve. The U.S. Environmental Protect…
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