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POL Government Elected Officials Auditor Griffin-Valade Charter, Code & Policies City Code & Charter Online Code & Charter Title 18 Chapter 18.10  Maximum Permissible Sound Levels
18.10.030 Home Equipment and Powered Tools.

(Amended by Ordinance Nos. 159276, 164010, and 175772, effective August 1, 2001.)

 
A. This Section shall apply to powered tools and equipment for home use or lawn and garden maintenance, except leaf blowers (see 18.10.035) or such tools and equipment used as part of a home occupation (see 18.10.030 E.). 
 
B. 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 lot line.
 
C. 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 further from the source:
1. Five HP or less, such as, but not limited to, lawnmowers, riding tractors and small garden tools: 80 dBA;

2. More than 5 HP, such as, but not limited to, powered hand tools and snow removal equipment: 85 dBA.

D. 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 in Section 18.10.010.
 
E. Sound levels generated by tools and equipment as part of a home occupation shall not exceed 50 dBA, as measured at the lot line.