Delivering its third quarter results, Anglo noted it aimed to resume operations by the end of the year, subject to approval.
Since the accident, the company has completed works to permanently seal the impacted area of the mine with five large concrete seals.
It has also installed additional gas monitoring infrastructure and completed a highly rigorous risk assessment process, drawing on both internal and external experts.
Anglo American’s export metallurgical coal production dropped 11% to 4.3 million tonnes for the September quarter, as operations at its Moranbah North coal mine in the Queensland were impacted by challenging geological conditions for most of the quarter.
Grosvenor, located about 190km south-west of Mackay, produced its first coal in 2016 and has an anticipated mine life of over 30 years.
