A. The following noise standards unless otherwise specifically indicated in this article shall apply to all agri-cultural and residential properties.
1. From seven a.m. to ten p.m. the exterior noise standard shall be fifty-five (55) dBA.
2. From ten p.m. to seven a.m. the exterior noise standard shall be fifty (50) dBA.
B. It is unlawful for any person at any location to create any noise which causes the noise levels when measured on agricultural or residential property to exceed for the duration of time set forth following, the specified exterior noise standards in any one hour by:
Cumulative Duration of the Intrusive Sound | Allowance Decibels |
1. Cumulative period of 30 minutes per hour | 0 |
2. Cumulative period of 15 minutes per hour | +5 |
3. Cumulative period of 5 minutes per hour | +10 |
4. Cumulative period of 1 minute per hour | +15 |
5. Level not to be exceeded for any time per hour | +20 |
C. Each of the noise limits specified in subsection B of this section shall be reduced by five dBA for impulsive or simple tone noises, or for noises consisting of speech or music.
D. If the ambient noise level exceeds that permitted by any of the first four noise limit categories specified in subsection B of this section, the allowable noise limit shall be increased in five dBA increments in each category to encompass the ambient noise level. If the ambient noise level exceeds the fifth noise level category, the maximum ambient noise level shall be the noise limit for that category. (Prior code § 66.02.201)