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 ...
Air quality alerts use color-coded categories to show when pollution levels may be unhealthy. Code Orange is unhealthy for sensitive groups, while Code Red is unhealthy for everyone. Code Purple means ...
Pittsburgh was under a Code Red air quality alert on Thursday, July 16 due to wildfire smoke. The smoke originated from wildfires burning in Canada and Minnesota. A Code Red alert indicates unhealthy ...
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 Canadian wildfires spreading south, along with high temperatures. So ...
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