What is the air quality trend in High Park-Swansea?

Over the past 8 days, High Park-Swansea had an average AQI of 35 based on station measurements. The worst day was 2026-08-07 with AQI 70.

How is High Park-Swansea air quality measured?

Air quality in High Park-Swansea 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 High Park-Swansea, Canada

Name: High Park-Swansea Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near High Park-Swansea, Canada.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

153h

PM2.5 Station

153h · 6 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	48	37–69	12.3 µg/m³	12.8	5h	3
2026-08-07	70	55–88	21.1 µg/m³	24.3	24h	1
2026-08-06	41	10–68	10.6 µg/m³	11.6	24h	1
2026-08-05	17	2–150	4.9 µg/m³	5.6	24h	2
2026-08-04	7	1–18	1.6 µg/m³	2.0	23h	2
2026-08-03	12	4–21	2.9 µg/m³	1.0	11h	4
2026-08-02	41	9–64	10.2 µg/m³	11.3	23h	1
2026-08-01	51	31–68	13.4 µg/m³	15.5	19h	1

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