A gas explosion at a coal mine in China’s northern Shanxi province killed at least 82 people, local officials said Saturday, in what was the country’s deadliest mining accident in recent years.

A gas explosion at a coal mine in China’s northern province of Shanxi killed at least 82 people, state media reported on Saturday and after dozens were said to be trapped underground.

A mine accident at the Yiluo Mine in Henan province killed at least 174 people.