1 / 11

2005 Ozone Season Wrap-Up

2005 Ozone Season Wrap-Up. Air Quality Advisory Committee October 27, 2005. Ozone Data Sharing Project. Ozone season is April 1 – October 31 EWGCOG acts as clearinghouse for data provided by MoDNR and IEPA Initial quality assurance screening Record in a spreadsheet computer program.

porter-cobb
Télécharger la présentation

2005 Ozone Season Wrap-Up

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. 2005 Ozone Season Wrap-Up Air Quality Advisory Committee October 27, 2005

  2. Ozone Data Sharing Project • Ozone season is April 1 – October 31 • EWGCOG acts as clearinghouse for data provided by MoDNR and IEPA • Initial quality assurance screening • Record in a spreadsheet computer program

  3. 8-Hour Ozone Standard • Standard is 80 ppb (averaged over an 8 hour period) • Exceedance at a monitor is when an 8-hour average of values is calculated to be > 85 ppb on any day

  4. 2005 Ozone Season • 27 days with exceedances • June – 10 days • July – 5 days • August – 8 days • September – 4 days • 93 exceedances • All monitors

  5. 2005 Exceedances by Monitor Data still to be validated by States

  6. Violation • Violation of the standard is determined by averaging the 4th highest annual maximum average by monitor over a 3 year period (> 85 ppb) • Based on 2003-2005 data, West Alton and Orchard Farm monitors are in violation

  7. 2003—2005 4th Highest 8-Hr Ozone Averages (ppb)

  8. 2002-2005 Total Exceedances and 90o Days

  9. 2003-2005Ozone Days and 90o Days

  10. For Additional Information • On-line Air Quality Resource Center • www.ewgateway.org/environment/aq/aq.htm

More Related