Section 312IAC25-1-60.5. "Ground water management zone" defined  


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  •   5. "Ground water management zone" means a three (3) dimensional region of ground water around a potential or existing contaminant source where a contaminant is or was managed to prevent or mitigate deterioration of ground water quality such that the criteria established in 312 IAC 25-6-12.5(a) or 312 IAC 25-6-76.5(a) are met at and beyond the boundary of the region. (Natural Resources Commission; 312 IAC 25-1-60.5; filed Jul 29, 2003, 3:45 p.m.: 26 IR 3860, eff Feb 1, 2004; readopted filed May 29, 2007, 9:51 a.m.: 20070613-IR-312070146RFA; readopted filed Sep 19, 2013, 10:12 a.m.: 20131016-IR-312130125RFA)