One-hour Ozone averages for day hours of Wednesday, March 12, 2008. No Ozone Advisory was given for this day. (Editor's Note: We suspect the 3:00 PM 256 reading and the 8:00 PM 0 reading at the South Pass station are anomolies. Ozone data posted on the website is unofficial raw data which is quality checked and validated for accuracy by human review at a later date. According to WYDEQ, errors may occur in the raw data and is provided for review purposes only.)