In March 2011, a gas blast occured in a coal mine in Panxian county. [File photo]

A gas blast in a coal mine in southwest China's Guizhou Province left 10 people dead and one injured, local government official said Monday.

The blast occurred at about 9:28 p.m. Sunday in the Guohekou coal mine in Panxian County, said Liu Husheng, deputy head of the county.

Eleven miners were working underground and one miner survived the blast with arms being burnt, Liu said.

The individually-owned coal mine has an annual capacity of 150,000 tonnes.