Showing ordinances that apply to Ajo, AZ
Ajo is an unincorporated community (population 3,039) in Pima County, Arizona. Because Ajo is not an incorporated city, it does not have its own municipal code. Instead, Pima County ordinances apply directly to properties here. The industrial noise rules below are the ones that govern your area.
Pima County regulates industrial noise through zoning performance standards. Industrial zones must limit noise at residential boundaries. Pima County DEQ oversees permitted facilities.
Pima County Zoning Code includes performance standards for industrial and commercial zones in unincorporated areas. These standards require that noise generated by industrial operations not exceed certain levels at the boundary of adjacent residential zones. Pima County Department of Environmental Quality (PDEQ) oversees industrial facilities and may include operational conditions in air quality permits that address noise as a nuisance factor. Heavy industrial operations near residential areas such as gravel extraction operations in the Santa Cruz River corridor and mining operations south of the county are subject to these standards. The county zoning inspector can investigate noise complaints and measure compliance with performance standards. Conditional use permits for industrial activities may include specific noise mitigation requirements. Arizona Revised Statutes provide additional authority under ARS 49-141 for air quality permits that can address ancillary noise concerns.
Zoning code violations: notice of violation followed by compliance order. Conditional use permit revocation for repeated violations. Civil penalties per county enforcement procedures.
See how Ajo's industrial noise rules stack up against other locations.
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