Summary from Last Progress Report

• Ozone Day-of-the-week analysis

  • Atlanta, GA
    • High Fridays, low Mondays
  • Chicago, IL
    • High Sundays, low Tuesdays, Wednesdays
  • Philadelphia, PA
    • High Sundays, low Fridays

• PM10 (24-hour average)

  • Chicago, IL
    • High during week, low Sundays