19.68.040 Interior noise limits.
A. Maximum Permissible Dwelling Interior Sound Levels.
1. No person shall operate, or cause to be operated, any source of sound within a residential dwelling unit or allow the creation of any noise on property owned, leased, occupied or otherwise controlled by such person which causes the noise level when measured inside a neighboring receiving dwelling unit to exceed the environmental and/or nuisance interpretation of the applicable limits given in Table IV.
Noise Level (dBA) not to be Exceeded |
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Type of Land Use |
Time Interval |
Any time |
1 min in 1 hr |
5 min in 1 hr |
Multifamily |
10 pm – 7 am |
45 |
40 |
35 |
Residential |
7 am – 10 pm |
55 |
50 |
45 |
2. If the ambient noise level inside the receiving dwelling unit exceeds that permissible within any of the noise limit categories in Table IV, the allowable noise exposure standard in that category shall be the measured ambient for a cumulative period of five minutes in any hour, ambient plus five dB(A) for one minute in any hour, and shall not exceed the ambient plus 10 dB(A) at any time. (Ord. 2101 § 3, 1985).