Learn about the Air District’s inspection activities, including types of facilities, operations, and complaints it may investigate.

The Air District routinely inspects and audits various facilities and operations to ensure compliance with air quality laws and regulations. The Air District may inspect refineries, chemical plants, semiconductor manufacturing facilities, dry cleaners, ink and coating operations, gasoline dispensing facilities, asbestos demolition and renovation, and any operation or activity that can result in air pollution.

The Air District also investigates residents’ complaints about air pollution. Inspectors determine whether the pollutant source is operating in compliance with relevant rules and regulations.

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Compliance & Enforcement
Compliance Assistance


Rule Development


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Spare the Air Status

Last Updated: 3/24/2021