Halton Regional Municipality Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

Halton Regional Municipality

Ontario

2026-04-21 05:00

AQI (US)

Good

O3

μg/m³

57.1

PM2.5

μg/m³

4.3

NO2

μg/m³

24

Weather

-1℃

71%

6 kph

0 of 11

Historical Data

Places included

Data Sources

http://www.airnow.gov/

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