74:02:08:07.03.  Design requirements for category 1 tailings dams. Dams constructed to store, without discharge, tailings as defined by 45-6B-3 (14) shall be sized to retain the PMF plus at least a 100-year flood.

          Source: 14 SDR 67, effective November 8, 1987.

          General Authority: SDCL 46-2-5, 46-7-3.

          Law Implemented: SDCL 46-5-8, 46-5-30.