沁源县地处山西省长治市西北部,是国家确定的重点产煤县之一,也是长治市优质焦煤的生产基地。目前,全县有生产矿井80个,基建矿井12个,其中高瓦斯矿井49个,占全市高瓦斯矿井的80%以上。2002年,沁源县曾发生过一起震惊全国的“4·19”特大瓦斯爆炸事故,不仅使全县人民的生命财产 Qinyuan County, located in the northwest of Changzhi City, Shanxi Province, is one of the key coal producing counties established by the state and is also the production base of high-quality coking coal in Changzhi City. At present, the county has 80 production mines and 12 infrastructure mines, of which 49 are high-gas mines, accounting for more than 80% of the city’s high-gas mines. In 2002, Qinyuan County had witnessed a nationwide “4.19” huge gas explosion that not only caused the entire county’s life and property