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Air Quality Alert Message

Status

Issued Expired

Start Time

Fri 07/17/2026 09:45 AM EDT

End Time

Sat 07/18/2026 12:00 AM EDT

Impacts

Informational

Full Alert Message

Air Quality Alert Message MD Dept of Environment and VA Dept of Environmental Quality Relayed by National Weather Service Baltimore MD/Washington DC 945 AM EDT Fri Jul 17 2026 ...AIR QUALITY ALERT IS IN EFFECT FOR FRIDAY JULY 17 2026... The Maryland Department of the Environment has issued a Code PURPLE Air Quality Alert Friday for the Baltimore City Metro and Annapolis region. A Code Purple Air Quality Alert means that air pollution concentrations within the region are very unhealthy for the general population. The risk of health effects is increased for everyone. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles visit the web site mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx

Technical Header

MDZ011-014-180400- Southern Baltimore-Anne Arundel- 945 AM EDT Fri Jul 17 2026