Shallow gas zone definition
Shallow gas zone means a strata or formation, including lignite or coal strata or
Shallow gas zone means a strata or formation, including lignite or coal strata or seam, located above the depth of five thousand feet [1524 meters] below the surface, or located more than five thousand feet [1524 meters] below the surface but above the top of the Rierdon formation, from which gas is or may be produced.
Shallow gas zone means a strata or formation, including lignite or coal strata or seam, located above the depth of five thousand feet [1524 meters] below the surface, or located more than five thousand feet [1524 meters]