§ 25-65. Exemptions from noise level regulations.

The following uses and activities shall be exempt from the provisions contained in this article:

(1)

Heating and cooling equipment when it is functioning in accordance with manufacturer's specifications and is in proper operating condition provided that no unit may create an excessive, unnecessary or offensive noise causing annoyance or discomfort to a reasonable person of normal sensitivity within any sleeping or living area inside any dwelling unit;

(2)

Landscape maintenance equipment when it is functioning in accordance with the manufacturer's specifications and with all mufflers and noise-reducing equipment in use and in proper operating condition;

(3)

Nonamplified crowd noises resulting from activities such as those planned by school, governmental or community groups, or organized sports;

(4)

Noises of safety signals, warning devices and emergency pressure relief valves;

(5)

Noises resulting from any authorized emergency vehicle when responding to an emergency call or acting in time of emergency;

(6)

Noises resulting from emergency work as defined in section 25-62;

(7)

Noises from the normal operation of railroad trains;

(8)

Noises from church chimes;

(9)

Power plant equipment during normal operation;

(10)

Noise created by any city vehicle, equipment or facility while being operated for official use;

(11)

Operation of agricultural equipment in connection with farming operations;

(12)

Any aircraft operated in conformity with, or pursuant to, federal law, federal air regulations or air traffic control instructions issued pursuant to or within duly adopted federal air regulations, together with any noise created by aircraft operated under, or pursuant to, declaration of an emergency under federal air regulations.

(Ord. No. 1567, § 2, 11-8-88)