§ 8.32.060. Noise standards—Interior.
A.
The following interior noise levels for common-wall residential dwellings shall apply, unless otherwise specifically indicated, within all such dwellings with windows in their normal seasonal configuration and shall constitute the ambient for the purpose of establishing standards:
Figure 8.32.060
Interior Noise Standards
Noise Zone Designated Noise Zone Land Use Time Interval Exterior Noise Level (dba) All Common wall and freestanding dwellings 10:00 p.m. to 7:00 a.m.
7:00 a.m. to 10:00 p.m.40
45B.
No person shall operate or cause to be operated within a dwelling unit, any source of sound or allow the creation of any noise which causes the noise level when measured inside a neighboring receiving dwelling unit to exceed the following:
1.
"Standard A" means the applicable ambient interior noise level as set forth in subsection A of this section plus five dB for a cumulative period of more than five minutes in any hour.
2.
"Standard B" means the applicable ambient interior noise level as set forth in subsection A of this section plus ten dB for a cumulative period of more than one minute in any hour.
(Ord. 594 § 1, 1997: prior code § 695.5)