The Xiaojiawan coal mine disaster was a mining accident which happened on 29 August 2012 at the Xiaojiawan coal mine, located in Panzhihua in Sichuan Province, China. It was the deadliest mine accident since the 2009 Heilongjiang mine explosion. As a result of a gas explosion in the Xiaojiawan coal mine, at least 46 miners were killed. 51 were sent to hospital with seven in critical condition. It was reported that 16 miners died from carbon monoxide poisoning, while three others died in hospital.
At the moment of explosion there were 154 miners working at the mine. The shaft of the mine was severely destroyed. As of 30 August 2012, more than 300 rescuers have taken part in the rescue operation.