74:51:01:12Biological integrity
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
of waters. All waters of the state must be free from substances, whether attributable to human-induced point source discharges or nonpoint source activities, in concentrations or combinations which will adversely impact the structure and function of indigenous or intentionally introduced aquatic communities.
Source: 19 SDR 111, effective January 31, 1993; transferred from § 74:03:02:59, July 1, 1996.