South Coast AQMD home

This carousel displays multiple slides. Use the pagination buttons on the right hand side to navigate through slides, either by clicking or pressing the spacebar or enter key. Additionally, this slider is set to auto play - use the auto play button to stop or resume.

INVEST CLEAN Program

South Coast AQMD’s INVEST CLEAN initiative advances zero-emission goods movement and long-term air quality benefits across the region.

Learn More

Electric Lawn & Garden Equipment Programs

Help clean the air by replacing lawn and garden equipment with lower emission models at substantial discounts

Learn More

AB 617

South Coast AQMD is conducting efforts that will help improve air quality and public health in communities. 

Learn More

Air Quality Investigations

Visit our Community Investigations page for information on South Coast AQMD activities in response to air quality incidents in local communities

Learn More

    This carousel displays multiple slides. Use the Next and Previous buttons to move between slides. If using a keyboard, press Tab to put focus on the navigation controls, then use Enter to activate them. Touch device users can swipe left or right to change slides on mobile and swipe up and down on desktop.

    GKN Hazardous Material Cleanup

    For Information on the GKN hazardous material cleanup in Garden Grove, including access to air monitoring data, please visit: www.occupainfo.com.

    View South Coast AQMD’s Community Air Monitoring stations near refineries

    Wildfire Smoke, Ash & Safety Tips

    Wildfires can often cause very high air pollution levels that are harmful to your health. Protect your health by taking steps Before, During, and After a wildfire to reduce how much pollution you are breathing. Visit our Wildfire Smoke & Ash Health & Safety Tips page for more info.
    Icons Rebates
    Rebates / Incentives
    Icons AirQuality
    Air Quality
    Icons Complaint
    Report a Complaint
    Icons Facility
    Facility Information (F.I.N.D)
    Icons Calendar
    Calendar
    Icons App
    Download the App

    Latest News

    This carousel displays multiple slides. Use the Next and Previous buttons to move between slides. If using a keyboard, press Tab to put focus on the navigation controls, then use Enter to activate them. Touch device users can swipe left or right to change slides. Use the pagination buttons to go to a specific slide index.

    June 5th, 2026

    South Coast AQMD aprueba la mayor adjudicación de su historia para locomotoras de maniobra de cero emisiones

    June 5th, 2026

    South Coast AQMD Approves Largest-Ever Award for Zero-Emission Switcher Locomotives

    June 5th, 2026

    Celebrate World Environment Day by taking action for cleaner air and a healthier future for all.

    June 3rd, 2026

    Join us for a virtual office hour on Jun. 17 to ask questions and share input on potential additional measures for our Cooperative Agreement with th...

    June 2nd, 2026

    Join us for a virtual public meeting on Jun.16 to receive an update on potential new measures for our Cooperative Agreement with the Ports

    May 29th, 2026

    South Coast AQMD presenta nuevas herramientas y tecnologías para combatir la contaminación por polvo del Valle de Coachella

    May 29th, 2026

    South Coast AQMD Deploys New Tools and Technology to Tackle Coachella Valley Dust Pollution

    May 28th, 2026

    Transit agencies: Apply for MSRC funding to help transition your fleet to zero-emission buses. Deadline: Jun. 30

    May 27th, 2026

    Viernes, 29 de mayo South Coast AQMD presenta nuevas herramientas y tecnologías para combatir la contaminación por polvo del Valle de Coachella

    May 27th, 2026

    Friday, May 29 South Coast AQMD Deploys New Tools and Technology to Tackle Coachella Valley Dust Pollution
      View All News

      • Videos

        This carousel displays multiple slides. Use the Next and Previous buttons to move between slides. If using a keyboard, press Tab to focus the navigation controls, then use Enter to activate them. Touch device users can swipe left or right to change slides. Use the pagination buttons to go to a specific slide index.

        The Right to Breathe, v2.0
        AQI App
        Do One Thing
        South Coast AQMD Lab Tour
          View All Videos

        • Upcoming Events

          • Permit Streamlining Task Force...

            HYBRID MEETING:
            Remotely via Zoom

            In Person:
            Judith Mitchell Room CC-8
            South Coast AQMD Headquarters
            21865 Copley Drive, Diamond Bar
            June 10th, 2026 | 10:00 AM

          • AB 2588 Public Notification Me...

            Remote Meeting

            Remotely via Zoom
            June 11th, 2026 | 06:00 PM

          • Investment Oversight Committee

            Hybrid Meeting

            Remotely via Zoom
            In-Person location:
            Dr. William A. Burke Auditorium
            South Coast AQMD Headquarters
            21865 Copley Drive, Diamond Bar
            June 12th, 2026 | 08:00 AM
          View All Events

        • X (formerly Twitter)

        Air Quality Index (AQI) Map

        Air Quality Maps

        Current Air Quality Full Map Full Map Full Map
        Today's Forecast Map Today's Forecast Map Today's Forecast Map Tomorrow's Forecast Map Tomorrow's Forecast Map Tomorrow's Forecast Map Full Map
         

        Incentives & Programs

        This carousel displays multiple slides. Use the Next and Previous buttons to move between slides. If using a keyboard, press Tab to focus the navigation controls, then use Enter to activate them. Touch device users can swipe left or right to change slides. Use the pagination buttons to go to a specific slide index.

        • Community Programs

          The Clean Air Choices program provides a one-stop resource for information on the benefits of using clean technologies on the road and in your home.

        • Business Programs

          Financial and environmental benefits of implementing cleaner technologies from non-toxic dry cleaning machines to new or retrofit engines for heavy-duty on-road trucks.

        • Local Government

          Local governments play an important role in South Coast AQMD’s strategy to meet federal and state clean air standards within the South Coast Air Basin.

          Newsletter Sign Up

          Periodic newsletter updates via Email on a variety of air quality-related topics
          Submit