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Ground-level Ozone


The following are additional resources and web sites that address ground level ozone. They include sites from the EPA, state, tribal and local agencies, and partner organizations.


  • AIRNow Health Providers Information Provides information on how to help patients protect their health by reducing their exposure to air pollution.

  • EPA's Air Quality Guide for Ozone Provides detailed information about what the Air Quality Index means.  Helps determine ways to protect your family's health when ozone levels reach the unhealthy range, and ways you can help reduce ozone air pollution.

  • EPA’s Asthma Web Site EPA's Communities in Action Asthma Initiative is a coordinated effort to reduce the burden of asthma and includes programs to address indoor and outdoor environments that cause, trigger or exacerbate asthma symptoms.

  • Ozone: Good Up High, Bad Nearby (PDF) (2 pp, 1.3 MB) Ozone acts as a protective layer high above the earth, but it can be harmful to breathe. This publication provides basic information about ground level and high-altitude ozone.

  • Ozone and Your Health (PDF) (2 pp, 2.5 MB) This short, colorful pamphlet tells who is at risk from exposure to ozone, what health effects are caused by ozone, and simple measures that can be taken to reduce health risk.

  • Ozone and Your Patients' Health Training for Health Care Providers Designed for family practice doctors, pediatricians, nurse practitioners, asthma educators, and other medical professionals who counsel patients about asthma and respiratory symptoms.

  • Smog - Who Does it Hurt? (PDF) (10 pp, 819 KB) This 8-page booklet provides more detailed information than "Ozone and Your Health" about ozone health effects and how to avoid them.

  • Summertime Safety: Keeping Kids Safe from Sun and Smog (PDF) (2 pp, 314 KB) This document discusses summer health hazards that pertain particularly to children and includes information about EPA's Air Quality Index and UV Index tools.

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  • Air Quality Criteria Document for Ozone (February 2006): This comprehensive assessment of scientific data about the health and environmental effects of ground level ozone is an important part of EPA’s review of its ozone standards.

  • Air Quality Monitoring Contains information on ambient air quality monitoring programs, monitoring methods, quality assurance and control procedures, and federal regulations related to ambient air quality monitoring.

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  • NAAQS Standards Chart EPA’s Office of Air Quality Planning and Standards (OAQPS) establishes National Ambient Air Quality Standards for six principal pollutants, which are called "criteria" pollutants.

  • Technical Information EPA's technical information that helps establish the ozone standards.

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  • Air Now Provides daily AQI forecasts as well as real-time AQI conditions for over 300 cities across the US, and provides links to more detailed State and local air quality Web sites.

  • AIRNow Kids' Provides games and activities for children of all ages, teachers and parents.

  • Air Quality Index The AQI is an index for reporting daily air quality. It tells you how clean or polluted your air is, and what associated health effects might be a concern for you.

  • EnviroFlash Provides a free service that alerts you via email when your local air quality is a concern.

  • EPA's Climate Change Web site Provides information on climate change for communities, individuals, businesses, states, localities and governments.

  • EPA's Heat Island Effect Includes a compendium of mitigation strategies, a community action database, and regularly scheduled webcasts.

  • EPA's Visibility Web site The Regional Haze Rule calls for state and federal agencies to work together to improve visibility in 156 national parks and wilderness areas.

  • EPA's Stratospheric Ozone Web site Provides information related to the science of ozone depletion, EPA's regulatory approach to protecting the ozone layer, alternatives to ozone-depleting substances, and sun safety.

  • School Flag Program The School Flag Program helps children, parents, school personnel and the community be aware of daily air quality conditions using colored flags.

  • The Green Book Provides detailed information on the criteria pollutant nonattainment areas. 

  • Why is Coco Orange? This book is for all children, especially those with asthma, and their caretakers. Ages 4-8.

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