Research on Coal Bed Methane (Gas) Occurrence Controlled by Geological Tectonics in the Southern Margin of North China Plate: A Case Study of the Pingdingshan Coalfield, China

Table 3

Statistics and analysis of gas pressure of the research area in coal seam group F.

CBM belts	Range of gas pressure number	Range of gas pressure (MPa) (min ∼max/avg)	Depth range of gas pressure measurement (m) (min ∼max/avg)
CBM belt I	1∼13	0.22∼0.70/0.42	917 ∼1100/999.3
CBM belt II	14∼34	0.38∼3.20/1.58	427∼985/723.7
CBM belt III	35∼59	0.3∼2.6/1.43	630∼1163/974.4
CBM belt IV	60∼104	1.0∼3.20/1.89	433∼1185/755.9