Compliance and Enforcement

The Maricopa County Air Quality Compliance and Enforcement Division is responsible for ensuring that facilities are in compliance with applicable regulations and permit conditions.

Air Pollution Hearing Board >>

The mission of the Air Pollution Hearing Board is to provide a mechanism for industrial air pollution sources in the County whereby compliance with emissions standards can be achieved without loss of production, reduction of labor force, and/or strained financial conditions.

Compliance and Enforcement Contacts >>

Browse our staff contact list.

Diesel Idling >>

Learn more about diesel idling and County restrictions.

Rapid Response Notifications >>

When dust pollution levels begin to rise, the Maricopa County Air Quality Department will send a message notifying you where the pollution hot spot is, and what steps you will need to take to help prevent an exceedance of the health standard.

Page reviewed 29 September 2023