74:04:12:40Subpart
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
T -- Enhanced filtration and disinfection -- Systems serving fewer than 10,000 people. The requirements for enhanced filtration and disinfection for systems serving fewer than 10,000 people found in 40 C.F.R. Part 141 Subpart T (July 1, 2018) are hereby incorporated by reference.
Source: 31 SDR 21, effective August 24, 2004; 36 SDR 111, effective January 11, 2010; 45 SDR 159, effective July 1, 2019.