What is the air quality trend in Brooklin?

Over the past 3 days, Brooklin had an average AQI of 14 based on station measurements. The worst day was with AQI .

How is Brooklin air quality measured?

Air quality in Brooklin 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 Brooklin, Canada

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

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

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

42h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-11	10	9–10	2.4 µg/m³	—	2h	1
2026-04-10	9	5–14	2.1 µg/m³	0.9	24h	1
2026-04-09	23	12–31	5.5 µg/m³	0.2	16h	1

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