Queen Creek, AZ Noise from Specific Sources: HVAC & Mechanical Noise (2026)

Article 9-6 Noise generally bars loud, unreasonable, or excessive noise, but Section 9-6-8 carves out a list of exemptions from that Article, and heating and cooling equipment is one of them: it is exempt when functioning in accordance with manufacturer's specifications and in proper operating condition. and only with mufflers and noise-reducing equipment in use; heating and cooling units carry no comparable time-of-day window because the exemption is tied to normal operating condition, not a clock. The practical effect is that a Queen Creek resident cannot be cited under the general noise sections for the ordinary hum of a properly maintained air conditioner or heat pump, day or night.

That protection is not unlimited, however: the exemption only reaches equipment that is functioning per its specifications and in proper operating condition. ) or the catchall unreasonable-noise rule in Section 9-6-5, which weighs volume, intensity, duration, and proximity to residential sleeping areas. As with other Article 9-6 violations, a citation still requires two complaining witnesses under Section 9-6-11, and a sustained violation carries the standard Civil Offense penalty schedule in Section 9-21-2(C) starting at $250.