20260225 14412300 1.0 TRUE Control Wells for Marcellus (Net Shale) Previous Source: MRCL_THK_V27.shp Final:  added in 2 40-foot contours to address some remaining issues (1 in Greenbrier County, 1 in Nicholas County) V27/V28; V27/V28 getting there--Wood mix values, Nicholas 129, Greenbrier 13, Upshur 3515, Randolph 884/Pendleton 21, Preston 542, Hardy 31