74:21:02:64Classification of
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
Class III plants and systems. Plants and systems shall be classified Class III in accordance with §§ 74:21:02:39, 74:21:02:60, and 74:21:02:61 as follows: (1) Wastewater collection systems and water distribution systems serving a population over 15,000 but not over 50,000 persons; and (2) Wastewater treatment plants and water treatment plants over 55 points but not over 75 points.
Source: 6 SDR 49, effective November 19, 1979; 13 SDR 129, 13 SDR 141, effective July 1, 1987.