What is the air quality trend in North Cowichan?

Over the past 3 days, North Cowichan had an average AQI of 39 based on station measurements. The worst day was 2026-06-07 with AQI 47.

How is North Cowichan air quality measured?

Air quality in North Cowichan is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for North Cowichan, Canada

Name: North Cowichan Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near North Cowichan, Canada.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

41h

PM2.5 Station

41h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	29	12–59	7.3 µg/m³	6h	8
2026-06-08	42	12–140	12.1 µg/m³	21h	6
2026-06-07	47	18–139	13.8 µg/m³	14h	5

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