Thank you for your feedback!
Note: EPA no longer updates this information, but it may be useful as a reference or resource. For the latest information on ground level ozone designations, see
www.epa.gov/ozone-designations
Thank you for your inquiry regarding the 8-Hour Ground-level Ozone Designations web site. This is to acknowledge receipt of your e-mail. Our staff will make every effort to process all e-mail requests within ten working days of receipt, although usually it is much quicker. You may now return to the page
you were on or the
8-Hour Ground-level Ozone Designations home page.
