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• Table 74 <br />COAL BED HYDROLOGIC DATA - NORTHERN COAL COMPANY <br />Well No. <br />Coal Bed <br />Equivalent Empire <br />Coal Bed <br />Permeability <br />gpd /ft2 Storativity <br />HFC -1 <br />FF <br />P <br />7.0 - <br />HFC -1 <br />FF <br />P <br />16.0 0.00095 <br />HFC -2a <br />FF <br />P <br />0.60 - <br />HFC -3 <br />FF <br />P <br />3.1 - <br />HFC -4a <br />FF <br />P <br />17.0 - <br />HFG -1 <br />G <br />F? <br />0.04 - <br />HFG -2 <br />G <br />F? <br />0.1 - <br />HFJ -1 <br />J <br />? <br />0.34 - <br />HFP -1a <br />P <br />? <br />20.0 - <br />. (Northern Coal Company, 1980) <br />0 <br />