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protected wetlands are permitted. <br /> b. Setbacks. <br /> 1. All components of ground source heat pump systems including pumps, borings and loops shall be set <br /> back at least five feet from interior side and rear lot lines,at least ten feet from front lot lines,and <br /> maintain all State-mandated isolation distances. <br /> 2. Above-ground equipment associated with ground source heat pumps shall not be installed in the front <br /> yard of any lot or the side yard of a corner lot adjacent to a public right-of-way and shall meet all <br /> required accessory structure setbacks for the applicable zoning district. <br /> c. Construction. <br /> 1. All access shall be over the owner's land and due care shall be taken to avoid hazard,inconvenience or <br /> damage to public streets and nearby public or private property. <br /> 2. Necessary precautions shall be taken in stockpiling excavated materials to avoid erosion,dust or other <br /> infringements upon adjacent property. <br /> 3. All wiring,installation of pipes,grading and all other installations and construction shall be subject to <br /> inspection. <br /> 4. Disturbed land shall be restored to its prior condition after completion of construction. <br /> d. Easements.Ground source heat pump systems shall not encroach on public drainage,utility, roadway or trail <br /> easements. <br /> e. Noise.Ground source heat pump systems shall comply with Minnesota Pollution Control Agency standards <br /> outlined in Minnesota Rules Chapter 7030 as amended. <br /> f. Screening.Ground source heat pumps are considered mechanical equipment and are subject to the screening <br /> requirements of the applicable zoning district. <br /> (3) Safety.Ground source heat pumps shall be certified by Underwriters Laboratories, Inc.and meet the requirements <br /> of the State Building Code. <br /> (4) Abandonment.If the ground source heat pump system remains nonfunctional or inoperative for a continuous <br /> period of one year,the system shall be deemed to be abandoned and shall constitute a public nuisance.The owner <br /> shall remove the abandoned system at their expense after a demolition permit has been obtained in accordance <br /> with the following: <br /> a. The heat pump and any external mechanical equipment shall be removed. <br /> b. Pipes or coils below the land surface shall be filled with grout to displace the heat transfer fluid.The heat <br /> transfer fluid shall be captured and disposed of in accordance with applicable regulations.The top of the pipe, <br /> coil or boring shall be uncovered and grouted. <br /> c. Private pond ground source heat pump systems shall be completely removed from the bottom of the body of <br /> water. <br /> (5) Permits.A city building permit and any other required agency permits shall be obtained for any ground source heat <br /> pump system prior to installation.Borings for vertical systems are subject to approval from the Minnesota <br /> Department of Public Health. <br /> (e) Solar energy systems. <br /> (1) Zoning districts.Solar energy systems in accordance with the standards in this section are allowed as a permitted <br /> accessory use in all zoning districts. <br /> (2) Standards. <br /> a. Exemption. Passive or building-integrated solar energy systems are exempt from the requirements of this <br /> section and shall be regulated as any other building element. <br /> b. Roof-mounted systems allowed.The only solar energy systems allowed in the city are those that are roof- <br /> mounted, <br />