Kennecott has an operational north tailings impoundment, near Interstate 80. From State Road 201, drivers can see the south impoundment, which hasn’t received active tailings since 2001.

When the long-feared big earthquake hits the Wasatch Front, Rio Tinto Kennecott wants to keep its massive tailings pile from liquefying and sliding across State Road 201.

Utah jumped to second in a federal database of states’ total toxic chemical releases – a rise mostly attributable to the ...

The tailings are deposited near Magna just off State Route 201. "We've deposited, over the last century, about 2 million, no actually 2 billion, tons of material in this location and it has all ...

A draft of a report on the Kennecott tailings\npile says the company's efforts to stabilize it are working, but\nthat the goal to have the pile earthquake-proof by 2018 is probably\ntoo optimistic.

A Utah copper mining company Kennecott will begin manufacturing a rare mineral used in solar panels that used to be discarded along with the other mine tailings. Rio Tinto officials and Utah Gov ...

Kennecott Utah Copper wants a new state pollution permit to significantly expand the life of mine to the year 2034. ... To do that, we need more energy and will produce more tailings." ...

According to a Conserve Utah Valley initiative known as “Grow the Flow,” the storm originated from the Great Salt Lake near Saltair and the Kennecott Tailings site.

Kennecott’s fleet of 97 haul trucks and heavy machinery equipment at the mine, concentrator, smelter, refinery and tailings are now all fueled by renewable diesel 1 sourced in the United States.

MAGNA, Utah — Utah Gov. Spencer Cox was on hand for the symbolic start of a brand new production facility at the Kennecott mine in Magna on Wednesday. Rio Tinto is now producing a rare and ...