PT. Bukit Asam (Persero), Tbk is a coal mining company located in Tanjung Enim. One of the existing mining area is Bangko West. The mined coal is stacked on a temporary stockpile frequently generate spontaneous combustion, which is the source of Coal Mine Methane (CMM) emissions. The purpose of research is to know of characteristic from temporary stockpile West Bangko that make spontaneous comb…