FINAL ORDINANCE NO. 2012-059 - Laserfiche WebLink

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(ii) Discharge of swimming pools, crawl spaces, sump pumps, footing drains and other sources that may be determined to contain sediment or other forms or pollutants may NOT be discharged directly to a gutter or storm sewer. This discharge must be allowed to flow over a vegetated area to allow filtering of pollutants, evaporation of chemicals and infiltration of water consistent with the storm water requirements of the City of Lake Elmo. b) Discharges or flow from. firefighting, and other discharges specified in writing by the City of Lake Elmo as being necessary to protect public health and safety. c) Discharges associated with dye testing, however this activity requires a written notification to the City of Lake Elmo prior to the time of the test. d) The prohibition. shall not apply to any non -storm water discharge permitted under an NPDES permit, waiver, or waste discharge order issued to the . discharger and administered under the authority of the MPCA, provided that the discharger is in full compliance with all requirements of the permit, waiver, or order and other applicable laws and regulations, and provided that written approval has been granted for any discharge to the storm drain system. (B) Prohibition of Illicit Connections. (1) The construction, use, maintenance or continued existence of illicit connections to the storm drain system is prohibited. (2) This prohibition expressly includes, without Iimitation, illicit connections made in the past, regardless of whether the connection was permissible under law or practices applicable or prevailing at the time of connection. (3) A person is considered to be in violation of this ordinance if the person connects a line conveying sewage to the MS4, or allows such a connection to continue. (4) Improper connections in violation of this ordinance must be disconnected and redirected, if necessary, to an approved onsite wastewater management system or the sanitary sewer system upon approval of the City of Lake Elmo. (5) Any drain or conveyance that has not been documented in plans, maps or equivalent, and which may be connected to the storm sewer system, shall be located by the owner or occupant of that property upon receipt of written notice of violation from the City of Lake Elmo requiring that such locating be completed. Such notice will specify a reasonable time period within which the location of the drain or conveyance is to be determined, that the drain or conveyance be identified as storm sewer, sanitary sewer or other, and that the outfall location or point of connection to the storm sewer system, sanitary sewer system or other discharge point be identified. Results of these investigations are to be documented and provided to the City of Lake Elmo. (C) Additional Discharge Prohibitions: Any owner or occupant of property within. the City of Lake Elmo shall comply with the following requirements: (1) Subsurface sewage treatment systems shall be maintained to prevent failure. 5