Over 35 Years of Ozone Data Now Available

San Diego, Ventura, Riverside, and Los Angeles Counties saw some of the biggest declines from 1980 to 2016. However, San Bernardino had the most days for 2016 with 106 days above the regulatory standard.

Ozone is a serious environmental threat to children’s health and is linked to abnormal lung development as well as asthma and other lung diseases. Strengthening laws and regulations that limit harmful emissions from vehicles, power plants, refineries, and other sources of air pollution is crucial.

See your county’s progress »

Posted by kidsdata.org

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