02-25-1998 Council Agenda - Laserfiche WebLink

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WATER, SEWER & SEWAGE DISPOSAL Purpose: The discharged water from roof, surface, ground water, sump pump, footing tile, swimming pool, or other natural precipitation into the City's sanitary sewer system results in large and needless expenditures to treat the water at the Metropolitan Council's sewage treatment plant. Therefore, the City Council finds it in the best interest of the City to prohibit such discharges. Prohibited discharges into sanitary sewer system. 205.080 a. No person shall discharge or cause to be discharged any substance not requiring treatment or any substance not acceptable for discharge, as determined by the City or the Minnesota Pollution Control Agency, into the sanitary sewer system. Only sanitary sewage from approved plumbing fixtures may be discharged into the sanitary sewer system. b. No person shall discharge or cause to be discharged, directly or indirectly, any storm water, surface water, ground water, roof runoff, subsurface drainage, or cooling water to any sanitary sewer. Any person having a roof drain, sump pump, unauthorized swimming pool discharge, cistern overflow pipe or surface drain connected and/or discharging into the sanitary sewer shall disconnect and remove any piping or system conveying such water to the sanitary sewer system by August 1, 1998. c. All construction involving the installation of clear water sump pits shall include a sump pump with minimum size one and one -half inch (1 1/2") diameter discharge pipe. The pipe attachment must be a rigid permanent type plumbing such as PVC or ABS plastic pipe with glued fittings, copper or galvanized pipe. All discharge piping shall be installed in accordance with the plumbing code. Discharge piping shall start at the sump pit, extend through the exterior of the building, and terminate with not less than six (6) inches of exposed pipe. The discharge pipe shall be provided for all clearwater sump installations with no regard as to whether the pump is actually installed, sump pump discharge location and flow shall be consistent with the approved development drainage plan for the lot. The discharge may not be pumped directly onto any public right -of -way unless approved by the Public Works Director or her/his designee. Any disconnects or openings in the sanitary sewer shall be closed and repaired in compliance with applicable codes. d. Every person owning improved real estate that discharges into the City's sanitary sewer system shall allow inspection by authorized City employees or its agents of all properties or structures connected to the sanitary sewer system to confirm there is no sump pump or other prohibited discharge into the sanitary sewer system. Any persons refusing to allow their property to be inspected shall immediately become subject to the surcharge as described in subsection "g" hereinafter. e. Any owner of any property found to be in violation of this section shall make the necessary changes to comply with this section and such change shall be verified by authorized City Page 1 of 2 Page 90