Bingham Canyon, 30 miles south of Salt Lake Metropolis, Utah, has been mined since 1906. The mine has produced extra copper than any mine in historical past – greater than 19 million tonnes. Rio Tinto purchased Kennecott in 1989 and invested greater than $2 billion in modernizing the mine and one other $450 million to scrub up historic workings and floor water.
Bingham was designated a Nationwide Historic Landmark in 1966. A massive landslide occurred on the mine in April 2013.
Rio mentioned this restoration course of enhances biodiversity on the remediated land and improves the looks of the mine for residents of Salt Lake Valley.
“Rio Tinto Kennecott is dedicated to leaving a long-lasting legacy with our neighbors which have shared our historical past for over 120 years now,” Rio Tinto Kennecott Managing Director Nate Foster mentioned within the assertion.
“We’re investing in restoring tons of of acres of land again to its pure magnificence in areas we now not want for lively mining, as a part of our long-term dedication to be accountable stewards in our neighborhood.”
Section 1 of the mission lasted from 2018 to 2020 and reclaimed two waste rock lifts, or ranges. Section 2 ran from 2021 to 2022 and reclaimed three waste rock lifts, and now section 3 will totally reclaim the remaining East Waste Rock lifts to finish the mission, the miner mentioned.
This reclamation was included within the allowing via the Utah Division of Oil, Fuel, and Mining and the Division of Water High quality.
On completion of section 3, the enhancements to the East Waste Rocks can even assist keep crucial erosion management, which can positively affect stormwater administration within the space.