What is the air quality trend in South Riverdale?

Over the past 7 days, South Riverdale had an average AQI of 76 based on station measurements. The worst day was 2026-07-18 with AQI 116.

How is South Riverdale air quality measured?

Air quality in South Riverdale 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 South Riverdale, Canada

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

107h

PM2.5 Station

107h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-21	91	8–127	31.9 µg/m³	43.5	23h	1
2026-07-20	36	1–120	10.8 µg/m³	14.3	16h	1
2026-07-19	43	13–161	15.5 µg/m³	4.4	7h	2
2026-07-18	116	39–184	64.0 µg/m³	—	4h	4
2026-07-17	75	1–121	25.1 µg/m³	30.0	15h	1
2026-07-16	107	71–151	37.5 µg/m³	45.6	24h	1
2026-07-15	66	11–114	21.8 µg/m³	24.8	18h	1

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