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Rio Tinto presents dust‑management plan for Copperton, reports three local complaints and visitor‑center reopening
Summary
Rio Tinto told the council it uses water trucks, surfactants and dust spotters to control particulate emissions, cited a short-term sprinkler failure that produced a PM10 spike, and said its visitor center opened to the public May 16 after school visits earlier in the month.
Representatives from Rio Tinto outlined the company’s dust‑management strategy for operations near Copperton and reported community complaints and outreach efforts during the May 21 council meeting.
Sean Daley, who identified himself as representing Rio Tinto’s Carmel team, described what he called the company’s three main dust‑control components: an operational strategy that deploys eight water trucks with strategically sited water stands, a water‑supply and surfactant plan to harden roads and reduce resuspension, and a team of dust spotters who monitor activity from fixed and mobile positions and radio production control to dispatch water trucks when…
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