During the summer, ozone is the main pollutant of concern. Ozone is a created by the sun's heat and light acting upon gases and pollution in the atmosphere. Ozone levels change throughout the day and are generally highest in the afternoon hours.
Exposure to high summer ozone levels can cause:
- Irritation to the eyes, nose and throat
- Chest tightness
- Difficulty breathing
The best way to avoid the effects of ozone is not exercising outside when levels are highest.
- Recommendations for outdoor physical activity during ozone season
- Symptom Tracking Sheet - A sheet to assist in tracking ozone levels and your symptoms to plan physical activity.
- Where does pollution come from?
- Tracking pollution
- My lungs and Pollution
Click here for the average number of high ozone level days throughout the state of Utah.
Click here for the average number of high ozone level days along the Wasatch Front.