Daily Maximums
Use the menu below to get a daily ozone maximum report, or get the
most recent report.
Ozone Standard Exceedances
Pennsylvania and the federal government have set concentration
standards for ground-level ozone and the other principal pollutants
to protect the public's health and to prevent environmental damage. Use the menu
below to download a summary of Daily Maximum values above the NAAQS Ozone Standard
in Pennsylvania (PDF)
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