A. The park areas available for the use of amplified sound may be designated pursuant to Section 12.72.230.
B. The use by any person of amplified sound in any park, public street or parking area within any park, shall be subject to the following regulations:
1. Use of amplified sound must be expressly authorized by a park use permit, or a special event permit issued under Chapter 12.48;
2. Amplified sound shall not be used before nine a.m. and after ten p.m. Sunday through Thursday and before nine a.m. and after eleven p.m. on Friday, Saturday and the day prior to a federal, state or city designated holiday, unless more or less restrictive rules are set for certain parks or park areas by resolution pursuant to Section 12.72.230, or the city manager authorizes such use under a special event issued under Chapter 12.48; and
3. Amplified sound shall not exceed a noise level of ninety-eight (98) dBA at a distance of one hundred fifty (150) feet from the noise source or sources, eighty (80) dBA when measured from the nearest residential property, or twenty-four (24) dBA above ambient noise levels, whichever noise level is lower.
C. The provisions of subsection B of this section shall not apply to:
1. Broadcasts from any vehicle to which the provisions of Chapter 10.60 are applicable;
2. Use of any radio, audio equipment, or television when the amplified sound is not audible one hundred (100) feet from the noise source;
3. The use of amplified sound by any peace officer or employee of the city while engaged in the performance of his or her duties; or
4. The amplified sound is infrequent, for a short duration, and required for the operation of the activity authorized pursuant to a park use permit or a special event permit issued under Chapter 12.48. (Ord. 2012-042 § 5)