The Tucson Mayor and Council yesterday adopted Resolution No. 24114 in a unanimous 7-0 vote opposing Hudbay Minerals’ proposed Copper World mining development on the western slopes of the Santa Rita Mountains. The resolution declares an emergency and takes effect immediately.
The council cited concerns about significant threats to regional groundwater and water quality — including risks to aquifers and two waters designated as Outstanding Arizona Waters — at a time when the state is preparing for Colorado River shortages. The measure also highlights potential harm to biodiversity, recreation and tourism, tribal cultural uses, and historic and forest resources.
The resolution directs city staff to communicate the city’s opposition to Copper World and reaffirmed an earlier April 21, 2026, vote opposing the State Trust Land sale that would facilitate the project…