flooding
UNDERGROUND MINING
Trevali workers convicted of manslaughter in Burkina Faso
A flash flood in April at Perkoa breached two embankments outside the mine
15 September 2022
UNDERGROUND MINING
Miners still missing at Perkoa mine
Search crews will continue to search "24 hours per day" for the missing miners
09 May 2022
GEOMECHANICS / GROUND CONTROL
Trevali begins dewatering at Perkoa
The flood eroded the decline ramp which provides primary access to all levels of the mine
25 April 2022
UNDERGROUND
Eight workers missing at Trevali mine
Trevali's guidance for 2022 zinc production is estimated to be between 274 and 280 million pounds
19 April 2022
SURFACE
BC storms halt Kodiak Copper drilling
Drilling was stopped after the town of Merritt was ordered to evacuate.
18 November 2021
PROCESSING
Nornickel output hit by flooding, accident
"One-off" factors were behind the decline
20 July 2021
MANAGEMENT
W Resources completes La Parrilla dam
Dam enables a full scale dewatering of the flooded mine pit
16 June 2021
UNDERGROUND
Nornickel resumes mining at Oktyabrsky
Ore mining volumes are back to full capacity of 14,100 tonnes per day
14 May 2021
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Vale’s Bruno Pelli shares how circular practices turn mining tailings and waste into
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PARTNER CONTENT
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Maximizing performance while lowering operating costs with Vacu-Valve
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