Air Quality

baltimore skyline

Baltimore Smog Meets Federal Limit For First Time

Scientists have announced that Baltimore’s smog levels no longer exceed the limit set by the Environmental Protection Agency, but some people are still at risk from breathing the air.


China Climate Conference

Panel Advances Air Quality Proposals In Maryland

A Maryland panel has advanced new protections against smog pollution proposed by the Maryland Department of the Environment.


Los Angeles Smog

Panel Delays Final Vote On Smog Protections

A Maryland panel has given provisional approval to new protections against smog, but some environmental groups are not happy that a final vote has been delayed for a month.


air quality alert

Code Orange Air Quality Alert Issued For Baltimore Area

The Maryland Department of the Environment has issued a Code Orange Air Quality Alert on Tuesday for the Baltimore metro area.


sunshine generic, sun generic, heat advisory

Heat Prompts Code Orange Air Quality Alert In Baltimore Area

The Maryland Department of the Environment has issued a Code Orange Air Quality Alert for Tuesday in the Baltimore metro area.


air pollution

Md. Improves Air Quality, But Still Ranks In Top 20 Power Plant Polluters

New rankings show Maryland remains among the nation’s top 20 power plant polluters.


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Prince George’s Co. Fire Warns Residents Of Heat, Poor Air Quality

Prince George’s County fire officials are warning residents to be aware of unhealthy air quality.



Environment Report: Maryland Not Meeting Ozone Standards

Maryland is not meeting federal ozone standards and isn’t likely to do so without federal policies to address pollution blowing in from other states.



Study: Less Smog In Baltimore-Washington Area But Other Types Of Pollution Are High

A new study by the American Lung Association (ALA) is showing mixed results for the air we’re breathing in the Baltimore-Washington area.



Report: Md. Zip Codes Among Nation’s Most Polluted

A new report says the Curtis Bay and Brooklyn areas outside Baltimore are among the nation’s most polluted zip codes.


air pollution

NASA Studying Air Quality in Maryland

For most of July, NASA’s large research aircraft has been cruising the I-95 corridor between D.C. and the Delaware line. On board, instruments and scientists have been sampling and collecting Maryland’s air.


heat wave

Forecasters: Mid-Atlantic Heat Index Could Top 115

It only took a few steps outside Friday to break a sweat as excessive heat warnings were in effect for Baltimore, Washington, and all the way to the beaches of Maryland and Delaware.