ADEQ outlines aquifer protection process and timeline for Santa Cruz Copper Project
An ADEQ official described permit requirements for the Ivanhoe-owned Santa Cruz Copper Project, including dual-layer liners, monitoring wells, closure-cost estimates, financial assurance and an expected public notice around February with a possible decision by mid-2027.
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Wendy Eikenberry of the Arizona Department of Environmental Quality told the council the aquifer protection program was authorized by the state Environmental Protection Act in 1986 and governs discharges with a reasonable probability of reaching an aquifer. "What we are focused on is ... discharges, it's the addition of a pollutant with a reasonable probability of reaching the aquifer," Eikenberry said.
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