purpleair

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Facade of the Environmental Protection Agency with blue sky and clouds behind.
Graphic image of Bill Gates wearing a blue shirt.
The Virginia state capitol building in Richmond, Virginia, illuminated at dusk.
I live in California. How do I know it's safe to go outside?
www.nytimes.com

I live in California. How do I know it's safe to go outside?

A high-tech sensor network brought me closer to the natural cycles of my environment.
How PurpleAir became essential to California air quality monitoring

How PurpleAir became essential to California air quality monitoring

PurpleAir’s network of air quality monitors and its real-time map have provided vital information to people looking to avoid bad health outcomes.
How bad is the air in California? As wildfires rage on, it's hard to tell
www.washingtonpost.com

How bad is the air in California? As wildfires rage on, it's hard to tell

The 2019 wildfires have laid bare the drawbacks to an air quality monitoring system designed more for measuring large swaths of land over time than for providing real-time, localized data that is more valuable in disasters like wildfires.
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