Air quality alerts can change quickly during wildfire smoke events. Here’s what Code Orange, Code Red, Code Purple and Code ...
Add Yahoo as a preferred source to see more of our stories on Google. Delaware is under a "code red" air quality index on July 16 for airborne particles and a "code orange" for ozone due to smoke from ...
A Code Red has been declared in Newark in anticipation of more extreme heat, with indices expected to climb as high as 100 degrees. The Code Red will be in effect from 11 a.m.
Delaware is under a Code Red air alert due to smoke from Canadian wildfires. What does a code purple mean and what is AQI?
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