§ 51.070 DISCHARGES OF UNPOLLUTED WATER.
   (A)   No person shall discharge or caused to be discharged any water such as storm water, ground water, roof runoff, surface drainage or non-contact cooling water to any sanitary sewer.
   (B)   Storm water and all other unpolluted drainage shall be discharged to the sewers as are specifically designed as storm sewers or to a natural outlet approved by the city and other regulatory agencies. Industrial cooling water or unpolluted process waters may be discharged to a storm sewer or natural outlet on approval of the city and upon approval and the issuance of a discharge permit by the MPCA.
(Prior Code, § 51.080) Penalty, see § 51.999