Noise Ordinances in Pinal County, AZ (2026)
7 rules for unincorporated Pinal County, Arizona.
Verified from official government sources
Quiet Hours
Pinal County's noise ordinance sets nighttime sound limits by zoning district under Sec. 10-24, applying only in unincorporated areas. Residential and rural properties get stricter caps after dark, dropping from 60 dBA to 55 dBA overnight in residential zones and from 65 to 60 dBA in rural zones, measured at the property line. Violating the limits is a public nuisance carrying a Class 1 misdemeanor charge or civil fines up to $750 a day.
Pinal County Nighttime Noise Limits
Some RestrictionsPinal County Code § 10-24(1); Table 1
It shall be unlawful and a violation of this section for any person to operate or to permit to be operated any site-specific source of sound which when measured at any point of the property line where the noise emission is generated: 1. Creates a sound level in excess of its ambient sound pressure level (LEQ) limit, indicated in table 1 below: ... (Residential) CR-1A, CR-1, CR-2, CR-3, CR-4, CR...
Construction Hours
In unincorporated Pinal County, near homes construction generally runs 6am-7pm (Apr 15-Oct 15) or 7am-7pm (Oct 16-Apr 14), and only 7am-7pm on weekends and holidays. Concrete pours may start earlier. Cities set their own hours.
Pinal County Construction Noise Hours
Some RestrictionsPinal County Excessive Noise Ordinance, Sec. 8.0(B)
From April fifteenth to October fifteenth, inclusive, all other construction or repair work shall not begin prior to 6:00 a.m. and must stop by 7:00 p.m. each day, in or within five hundred (500) feet of a residential property... From October sixteenth to April fourteenth, inclusive, all other construction or repair work shall not begin prior to 7:00 a.m. and must be stopped by 7:00 p.m.
Leaf Blower Rules
Pinal County exempts landscape-maintenance equipment (including leaf blowers) from the noise ordinance as long as it is properly muffled and operated per the manufacturer's specs. There is no separate leaf-blower ban or hour restriction in unincorporated areas.
Pinal County Leaf Blower and Landscaping Noise
Some RestrictionsPinal County Excessive Noise Ordinance, Sec. 9.0(B)
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;
Amplified Music & Outdoor Sound
Unincorporated Pinal County bans any radio, phonograph, musical instrument or other sound-producing mechanism from being audible more than 125 feet from the property line or vehicle where it sits, under County Code Section 10-25, and the rule runs at any time of day for homeowners and businesses alike.
Amplified Sound and Radio Limits in Pinal County
Some RestrictionsPinal County Code § 10-25
It shall be unlawful for any person, including the owner or manager of any business, to operate or permit to be operated any radio receiving set, phonograph, musical instrument, and sound-producing mechanism, at any time in such a manner as to permit the same to be heard at a distance of more than 125 feet from the property line or motor vehicle where such radio receiving set, phonograph, and/o...
Aircraft Noise
Unincorporated Pinal County's noise ordinance does not reach aircraft. County Code Section 10-27(12) exempts any aircraft operated in conformity with federal law, federal air regulations, or air traffic control instructions, including aircraft responding to a federally declared emergency, from the county's excessive-noise standards entirely.
Aircraft Noise Exemption in Pinal County
Few RestrictionsPinal County Code § 10-27(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;
Decibel Limits
Unincorporated Pinal County caps ambient sound at the property line under a four-tier table tied to zoning, set out in County Code Section 10-24. Residential districts such as CR-1 through CR-5, MH, RV and TR may not exceed 60 dBA from 7 a.m. to 8 p.m. or 55 dBA overnight, with higher ceilings in rural, commercial and industrial zones.
Pinal County Noise Decibel Limits by Zone
Some RestrictionsPinal County Code § 10-24(1)(b)(1)
Violations. It shall be unlawful and a violation of this section for any person to operate or to permit to be operated any site-specific source of sound which when measured at any point of the property line where the noise emission is generated: 1. Creates a sound level in excess of its ambient sound pressure level (LEQ) limit, indicated in table 1 below: Table 1. Limiting Sound Levels For Land...
Vehicle Noise
Unincorporated Pinal County caps vehicle noise measured at 50 feet: 82-90 dBA for heavy trucks, 76-82 dBA for cars, and 82-86 dBA for motorcycles depending on the street. All vehicles must have a working muffler; loud vehicle repairs are banned 10pm-7am in residential areas.
Pinal County Vehicle and Muffler Noise Limits
Some RestrictionsPinal County Excessive Noise Ordinance, Sec. 6.0(B); Table 2
No person shall operate either a motor vehicle or combination of vehicles at any time upon any street or paved surface... in such a manner as to exceed the following noise limit for the category of motor vehicle, based on a distance of fifty feet (50') or fifteen (15) meters from the center of the street.
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