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What is Code Purple air quality? What do Code Orange, Red and Purple mean?
Air quality alerts can change quickly during wildfire smoke events. Here’s what Code Orange, Code Red, Code Purple and Code ...
(WHTM) — If you thought air quality was bad in Code Red conditions, there are two worse levels. The Pennsylvania Department of Environmental Protection (DEP) uses the U.S. Environmental Protection ...
When an air quality alert is announced, here are what the code colors mean and what the health dangers are as Canadian wildfire reaches Delaware.
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