- (1) Appropriate methods of abandonment of filter pack or gravel enveloped wells, or other wells in which coarse material has been added around the inner casing should be determined individually by the responsible water well contractor. Approval should be obtained from the board prior to abandonment.
Authorizing statute(s): 37-43-202(3), MCA
Implementing statute(s): 37-43-202(3), MCA
History: NEW, 1986 MAR p. 1699, Eff. 10/17/86.