Air Quality

Jefferson County Public Health's Air Quality Control Section helps protect our air by monitoring air pollutants and enforcing the Colorado Air Quality Control Commission's regulations. The quality of the air we breathe concerns all Jefferson County residents, every industry and the government.

  1. Ozone Action Day Alert in Effect 4 p.m. on 7/16 through 4 p.m. on 7/17
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Jefferson County Air Quality

JCPH staff conducts a variety of activities under contract with the Colorado Department of Public Health and Environment's Air Pollution Control Division. For more information about air quality in Jefferson County, call 303-271-5700.

Citizens can call 303-758-4848 or check today's air quality online to learn more about air quality index and if any health advisories are in effect. Outside the Denver area, please call toll free 888-484-3247 to check today's air quality.

Front Range Air Quality Advisory

Smoking Vehicle Hotline Program

The Colorado Department of Public Health and Environment maintains the smoking vehicle hotline program, which is designed to identify smoking vehicles and encourages owners to voluntarily make necessary repairs. The hotline provides motorists and others the opportunity to report smoking vehicles to the state Air Pollution Control Division by phone or email.