A Code Orange Alert Day is called when air pollution levels are predicted to become Unhealthy for Sensitive Groups. Code Orange levels are between 101 and 150 on the Air Quality Index.
There are two types of pollutants the Air Pollution Control Bureau monitors, and therefore, two types of Code Orange Days: ozone and fine particles.
Ozone Code Orange Alert Days are called when ozone pollution is predicted to reach unhealthy levels for sensitive groups. When this happens, active children and adults, and people with lung disease, such as asthma should limit prolonged outdoor exertion.
Why should sensitive groups limit physical activity outdoors? When ozone levels become unhealthy for sensitive groups, these groups can experience symptoms including:irritation to the eyes, nose and throat
Fine Particle Code Orange Alert Days are called when fine particle pollution is predicted to reach levels that are unhealthy for the sensitive population.When this occurs, people with heart or lung disease, older adults and children should reduce prolonged or heavy exertion outdoors.
Why should sensitive groups reduce physical activity outdoors? When fine particle pollution levels reach the unhealthy for sensitive groups range, symptoms can include:
What Can I Do to Reduce Exposure?
The most effective way to reduce exposure to high levels of pollution is to reduce time and exertion outdoors:
How Can I Help Reduce Pollution Levels?
There are many simple ways to reduce pollution levels in HamiltonCounty.If each person living in HamiltonCounty makes an effort to do just one of the following tips, pollution levels can remain healthy.
Days when ozone pollution is expected to be high:
Days when particle pollution is expected to be high:
Have Air Quality Info Sent to You:
Pollution Solution Air Quality Alerts (email only)To receive forecasts for predicted unhealthy air quality days, contact the Bureau PR Specialist via email or phone at (423) 643-5970.
Daily Air Quality Reports for Hamilton County (email or fax)
To receive the daily report including air quality, pollen information and mold spore information, contact the Bureau PR Specialist via email or phone at (423) 643-5970.
Daily Air Quality Forecasts (email, phone and pager)
If you prefer to receive air quality forecasts every day, subscribe to Enviroflash at Airnow.