The purpose of this subchapter is to identify municipalities that are required to obtain WPDES municipal storm water permits, and to establish the application and permit requirements for municipal storm water discharge permits, as required by s. 283.33, Stats. The goal of this subchapter is to address storm water quality concerns associated with urban runoff and prevent to the maximum extent practicable the discharge of pollutants from municipal separate storm sewer systems as identified in s. NR 216.02. The department shall consider other environmental problems facing municipalities and emphasize cost effective best management practices when determining what is practicable.
Wis. Admin. Code Department of Natural Resources NR 216.01