CASTLE ST. SAINT JO Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

CASTLE ST. SAINT JO

Saint John, New Brunswick

2026-04-04 10:00

AQC (Australia)

Good

O3

μg/m³

79.3

PM2.5

μg/m³

0.4

NO2

μg/m³

0.6

Weather

1℃

80%

43 kph

1 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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Cities Nearby

Grand Bay-Westfield

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