Home > USA > Massachusetts > Middlesex County > Watertown Town
Primary air pollutant in the Watertown Town area:
PM2.5 - 46 Good
Enjoy your outdoor activities.
Other Pollutants:
PM10 - 10 Good
OZONE - 28 Good
Primary Pollutant: PM2.5 - 55 Moderate
Primary Pollutant: PM2.5 - 0 Good
Primary Pollutant: PM2.5 - 0 Good