Requirements for Protection of the Hydrologic Balance for Underground Operations (Rescinded November 30, 2018)

AUTHORITY: section 444.810, RSMo 2000. Original rule filed Aug. 8, 1980, effective Dec. 11, 1980. Amended: Filed Feb. 9, 1981, effective July 11, 1981. Amended: Filed April 2, 1986, effective July 26, 1986. Amended: Filed April 1, 1988, effective July 1, 1988. Amended: Filed Sept. 15, 1988, effective Jan. 15, 1989. Amended: Filed July 3, 1990, effective Nov. 30, 1990. Amended: Filed May 15, 1992, effective Jan. 15, 1993. Amended: Filed March 21, 2000, effective Oct. 30, 2000. Amended: Filed Dec. 17, 2012, effective July 30, 2013. Rescinded: Filed March 26, 2018, effective Nov. 30, 2018.