Tag Archives: Philadelphia

Smoke Across North America

While plumes of wildfire smoke from western North America have passed over the northeastern U.S. and Canada multiple times each summer in recent years, they often go unnoticed. That is because smoke that spreads far from its source typically moves … Continue reading

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Will Pennsylvania’s Proposed Anti-Smog Regs Actually Create New Pollution Hot Spots?

Some people claim that the Clean Air Act has its roots in Pennsylvania, where in 1948, a single smog event left 20 people dead and 6,000 others ill in the town of Donora. It was the worst air pollution disaster … Continue reading

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Code Orange Air Pollution Alert in Philadelphia Today

The National Weather Service has issued a relatively rare Code Orange weather alert for the Philadelphia area today. What that means is, written in the NWS’s preferred all-caps style: AIR POLLUTION CONCENTRATIONS WITHIN THE REGION MAY BECOME UNHEALTHY FOR SENSITIVE … Continue reading

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Code Orange Air Quality Forecasts Issued for Aug. 23 for Six Pennsylvania Areas

Air quality forecasts predict Thursday, Aug. 23, to be code Orange for ozone in six regions across the state, the Department of Environmental Protection announced today. DEP and its regional air quality partnerships have forecast an Orange air quality action … Continue reading

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Air Quality Action Day Forecast July 7 in All Five PA Regions

The Department of Environmental Protection and its regional air quality partnerships have forecast a code Orange air quality action day for ozone for Saturday, July 7, in the Lehigh Valley, Pittsburgh, Liberty-Clairton, Philadelphia, and Susquehanna Valley regions. On air quality … Continue reading

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Air Quality Action Day Forecast July 7 in All Five PA Regions

The Department of Environmental Protection and its regional air quality partnerships have forecast a code Orange air quality action day for ozone for Saturday, July 7, in the Lehigh Valley, Pittsburgh, Liberty-Clairton, Philadelphia, and Susquehanna Valley regions. On air quality … Continue reading

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