Editor's Note: This article has been updated to clarify that some of the PurpleAir air quality sensors reporting "green," or healthy, values in Pacifica were indoor monitors. On a foggy Tuesday ...
Warnings have been issued in New York, Pennsylvania and Delaware.
Stay on top of what’s happening in the Bay Area with essential Bay Area news stories, sent to your inbox every weekday. The Bay Bay Area-raised host Ericka Cruz Guevarra brings you context and ...
Before Wednesday, I—like many Americans—had never heard of AirNow.gov, an obscure EPA website that maps air quality across the United States. Then Canada caught fire and the winds changed and I woke ...
Residents have been told to reduce outdoor activity in Pennsylvania, Texas, New Mexico, California and New Jersey.
Add Yahoo as a preferred source to see more of our stories on Google. Smoke from wildfires in Canada has drifted into the U.S., prompting air quality alerts for Americans as it continues to spread.
The smoke-choked skies have cleared, and PurpleAir has gone green in the Bay Area. Wood particle-laced air is bound to return however. Fire season doesn’t end in California until the rains come, ...
The primary pollutant in Milwaukee on Monday is PM2.5, which can be caused by wildfire smoke, vehicles and power plants.
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