AQ Index for Maryland

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Air Quality Index for Maryland

The highest AQ index in Maryland (as of 6:00 EDT) is currently the Metro Baltimore area. Particle Pollution (PM2.5) is measuring at 73 (Moderate). This means air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.

Over the next few days, the highest Particle Pollution (PM2.5) will be in the Metro Baltimore area. It is forecasted to be Good, meaning air quality is satisfactory, and air pollution poses little or no risk.

A frontal boundary will teeter north and south of the region over the weekend. Dew points will be elevated as a result over this period, aiding in fine particulate production. Despite this, most locations are expected to remain in the Good AQI range given intermittent precipitation and enough daytime mixing. Winds will shift northwesterly, turning drier heading into the Monday and the first half of next week behind the passing frontal system. A much cleaner residual air mass along with the drop in moisture will ensure fine particulate levels well into the Good AQI range statewide Monday, Tuesday and Wednesday. For the latest air quality information, please visit our website here. -MDE

Range0 - 5051 - 100101 - 150151 - 200201 - 300301 - 500
Color
CategoryGoodModerateUnhealthy for Sensitive GroupsUnhealthyVery UnhealthyHazardous
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Last Updated 13 minutes ago

AQ Index Forecast by County in Maryland

Below is a list of counties in Maryland. Click on any county below and you'll get a list of cities where we provide AQ index forecasts.

Baltimore Harford Washington Frederick Charles
Wicomico Howard Montgomery Carroll Anne Arundel
Prince George's Allegany Talbot Cecil St. Mary's
Worcester Dorchester Calvert Queen Anne's Kent
Caroline Somerset Garrett