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Primary air pollutant in the Princeton area:
PM2.5 - 34 Good
Enjoy your outdoor activities.
Other Pollutants:
OZONE - 14 Good
PM10 - 8 Good
9/22 - Unsettled weather returns today as an area of low pressure pushes into the Mid-Atlantic region, resulting in scattered showers, steady northeasterly winds, and cooler temperatures in the low to mid 60s across New Jersey. Air quality will remain in the Good category statewide as a result. 9/23 - A breezy northeasterly/onshore flow will help to keep air quality well into the Good category statewide on Wednesday, accompanied by persistent cool temperatures and lingering morning rain showers.
Primary Pollutant: PM2.5 - 30 Good
Secondary Pollutant: OZONE - 30 Good
Primary Pollutant: OZONE - 30 Good
Secondary Pollutant: PM2.5 - 25 Good