11.30.050 Special sound sources standards.
   The following special sound sources and the person creating or allowing the creation of the sound are also subject to the following additional standards and the failure to comply which will constitute separate violations of this Chapter.
   (a)   Motor vehicles.
      (1)   Off-highway vehicles. No person shall operate an off-highway vehicle unless it is equipped with a USDA qualified spark arrester and a constantly operating and properly maintained muffler. A muffler is not considered constantly operating and properly maintained if it is equipped with a cutout, bypass or similar device.
      (2)   Sound systems. No person shall operate a motor vehicle sound system, whether affixed to the vehicle or not, between the hours of 10:00 p.m. and 7:00 a.m., such that the sound system is audible to the human ear inside any inhabited dwelling with the windows shut. No person shall operate a motor vehicle sound system at any other time, whether affixed to the vehicle or not, at any other time such that the sound system is audible to the human ear at a distance greater than 100 feet from the vehicle.
   (b)   Power tools and equipment. No person shall operate any power tools or equipment between the hours of 10:00 p.m. and 7:00 a.m. such that the power tools or equipment are audible to the human ear inside an inhabited dwelling with the windows shut other than a dwelling in which the power tools or equipment may be located. No person shall operate any power tools or equipment at any other time such that the power tools or equipment are audible to the human ear at a distance greater than 200 feet from the power tools or equipment.
   (c)   Audio equipment. No person shall operate any audio equipment, whether portable or not, between the hours of 10:00 p.m. and 7:00 a.m. such that the equipment is audible to the human ear inside an inhabited dwelling with the windows shut other than a dwelling in which the equipment may be located. No person shall operate any audio equipment, whether portable or not, at any other time such that the equipment is audible to the human ear at a distance greater than 100 feet from the equipment.
   (d)   Sound amplifying equipment and live music — residential areas. No person shall install, use or operate sound amplifying equipment, or perform, or allow to be performed, live music unless such activities comply with the following requirements. These requirements shall be deemed to be included in any special event permit or PUP unless different provisions are included.
      (1)   Sound amplifying equipment or live music is prohibited between the hours of 10:00 p.m. and 7:00 a.m.
      (2)   Sound emanating from sound amplifying equipment or live music at any other time shall not be audible to the human ear at a distance greater than 100 feet from the equipment or music.
   (e)   Sound amplifying equipment or live music — commercial. Except as otherwise provided in governing land use documents, no person shall install, use, or operate sound amplifying equipment, or perform or allow to be performed, live music, unless such activities comply with the following activities.
      (1)   Sound amplifying equipment or live music is prohibited between the hours of 2:00 a.m. and 7:00 a.m.
      (2)   At any other time, sound from amplifying equipment or live music at any other time shall not be audible to the human ear in a residence with the windows closed at a distance further than 300 feet from the edge of the property line of the commercial business.
(Ord. 101, passed 11-7-2007)