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

CASTLE ST. SAINT JO

Saint John, New Brunswick

2026-03-06 10:00

CAQI (Europe)

Low

O3

μg/m³

77.1

NO2

μg/m³

13.3

PM2.5

μg/m³

3.4

Weather

-6℃

65%

14 kph

1 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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