What were we all breathing? Local air quality reached 'hazardous' levels in July 4 fireworks hot spots | July 22, 2022 | Almanac | Almanac Online |

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News - July 22, 2022

What were we all breathing? Local air quality reached 'hazardous' levels in July 4 fireworks hot spots

Data shows some communities saw high concentrations of fine particulate matter

by Sue Dremann

Bay Area air quality from thousands of fireworks explosions on and around July 4 reached dangerously unhealthful levels in some local neighborhoods, according to air-quality data.

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Email Staff Writer Sue Dremann at [email protected]

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