Air Quality Alert issued August 19 at 4:10PM MDT by NWS Denver CO
The Colorado Department of Public Health and Environment has
issued the following...
WHAT...Ozone Action Day Alert.
WHERE...Douglas, Jefferson, Denver, western Arapahoe, western
Adams, Broomfield, Boulder, Larimer, and Weld Counties
WHEN...400 PM Wednesday August 19 to 400 PM Thursday August 20
IMPACTS...Ozone Action Day Alert is now in effect for the Front
Range Urban Corridor. Ozone concentrations in the Moderate to
Unhealthy for Sensitive Groups range are expected on Wednesday and
Thursday. The highest ozone levels are most likely in the southern
and western portions of the Denver Metro area. For Colorado air
quality conditions, forecasts, and advisories, visit:
https://www.colorado.gov/airquality/colorado_summary.aspx If
possible, please help us reduce ozone pollution by limiting
driving gas and diesel-powered vehicles until at least 4 p.m.
Thursday, August 20, 2026. Colorado is also addressing ozone
pollution through state policies. For more information about
health impacts and how ozone pollution forms in Colorado, visit:
https://cdphe.colorado.gov/ozone-pollution-and-your-health
HEALTH INFORMATION...Increasing likelihood of respiratory symptoms
and breathing discomfort in active children and adults and people
with lung disease, such as asthma. Active children and adults, and
people with lung disease, such as asthma, should reduce prolonged
or heavy outdoor exertion.
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