8.20.040 Permissible sound levels.
A. Except as specifically provided for elsewhere in this chapter, no person shall cause or permit sound to intrude into the property of another person which exceeds those levels specified in Table 1.
Day and Evening Periods | Night Period |
|---|---|
L90 – 50 dbA | L90 – 45 dbA |
L50 – 55 dbA | L50 – 50 dbA |
L10 – 60 dbA | L10 – 55 dbA |
B. Motor Vehicles.
1. No person shall operate any motor vehicle on a public highway, street, avenue, or on any public right-of-way or park roadway at any time, or under any condition of grade, load, acceleration, or deceleration in such a manner as to violate the maximum permissible sound levels or equipment standards for the category of vehicle as indicated in this subsection.
a. Vehicles of 10,000 pounds GCWR (gross combination weight rating) or more, engaged in interstate commerce as permitted by Title 40, Code of Federal Regulations, Part 202, Environmental Protection Agency (Noise Standards for Motor Vehicles Engaged in Interstate Commerce), the provisions of which are hereby incorporated by reference and three copies of which are on file in the office of the city auditor.
b. All other vehicles shall not exceed the vehicular noise emission levels or equipment standards permitted by OAR 35-030(1)(a) and (c), three copies of which are on file with the city council and which are hereby adopted by reference.
2. No person shall operate any motor vehicle in excess of 10,000 pounds GCWR in any zone of the city or within 200 feet of any dwelling unit or school with a dynamic braking device engaged, unless:
a. Such device when engaged does not increase the sound level emitted by the vehicle under power; or
b. For the aversion of imminent danger.
3. Refuse Compacting Vehicles. No person shall operate a refuse compacting vehicle manufactured after December 31, 1975, which, when compacting, creates a sound level in excess of 75 dbA, measured at a distance of 50 feet (15.2 meters) from the unit.
C. Home Equipment and Powered Tools.
1. This section shall apply to powered tools and equipment for home use, conventionally used in and on residentially zoned property for general purposes, such as, but not limited to, repair, maintenance, alteration, and other such home manual arts projects.
2. When used inside a dwelling unit, between the hours of 7:00 a.m. and 10:00 p.m., the sound levels generated by such equipment shall not exceed 60 dbA, when measured at the property line.
3. When used outside a dwelling unit, between the hours of 7:00 a.m. and 10:00 p.m., the sound levels generated by such equipment shall not exceed the following levels, for equipment of the appropriate class, when measured at a distance of 25 feet (7.6 meters) or at the lot line, whichever is farther from the source:
a. Five horsepower or less, such as, but not limited to, lawnmowers, riding tractors, and small garden tools: 80 dbA.
b. More than five horsepower, such as, but not limited to, powered hand tools and snow removal equipment: 85 dbA.
4. When used inside or outside a dwelling, between the hours of 10:00 p.m. and 7:00 a.m., the sound levels generated by all such equipment shall not exceed those specified on Table 1 for the night period. [Ord. 14 § 4, 1976.]