§ 21-55. Exceptions.

The provisions of this division shall not apply to:

(1)

The emission of sound for the purpose of alerting persons to an emergency; or

(2)

Sound produced by emergency vehicles; or

(3)

Sound produced by a vehicle motor while the vehicle is moving on a public right-of-way, public waterway, airport runway, or railway; or

(4)

Sound produced by any governmental body in the performance of a governmental function; or

(5)

Sound generated at a scheduled stadium event; by parade spectators and participants on the parade route during a permitted parade; by outdoor celebration participants sponsored or co-sponsored by the city for the general welfare of the public; by patrons and participants using cannons and gunfire during historical battle reenactments for which a pyrotechnic permit has been obtained and the explosives have been inspected and approved by the fire marshal; by pyrotechnic displays that are inspected and approved by the city fire marshal.

(6)

Sound produced by the operation of any air-conditioning unit, heat pump, or swimming pool machinery which does not produce a sound exceeding sixty-three (63) dBA on residential property or seventy (70) dBA on non-residential property, when measured at a distance of either fifteen (15) feet from the equipment producing the sound, or to the nearest exterior wall of a residential or commercial building under separate ownership, whichever distance is shorter.

(7)

Sound produced solely for the purpose of encouraging citizen participation in elections.

(Ord. No. 94706, § 2(Attach. A), 9-13-01)