The provisions of this chapter do not apply to:
1. The emission of sound for the purpose of alerting persons to the existence of an emergency.
2. The emission of sound in the performance of emergency work.
3. Noncommercial public speaking and public assembly activities conducted on any private property, public space, or public right-of-way.
4. The emission of sound in the legal discharge of weapons or in fireworks displays licensed by the City.
5. The emission of sound in the operation of snow removal equipment.
6. Parades or processions for which a parade permit has been issued by the City.