What is the air quality trend in Stony Plain?

Over the past 15 days, Stony Plain had an average AQI of 42 based on station measurements. The worst day was 2026-05-27 with AQI 69.

How is Stony Plain air quality measured?

Air quality in Stony Plain 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 Stony Plain, Canada

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	39	14–61	9.9 µg/m³	3.5	11h	11
2026-06-08	28	12–68	7.1 µg/m³	2.0	24h	12
2026-06-07	32	10–86	8.4 µg/m³	2.0	24h	11
2026-06-06	31	9–81	7.8 µg/m³	4.2	24h	11
2026-06-05	38	18–71	9.5 µg/m³	8.7	24h	12
2026-06-04	44	26–66	11.2 µg/m³	9.9	24h	13
2026-06-03	46	18–126	12.4 µg/m³	13.5	24h	13
2026-06-02	30	12–60	7.4 µg/m³	4.4	24h	12
2026-06-01	36	15–62	9.1 µg/m³	3.4	24h	12
2026-05-31	28	12–55	6.7 µg/m³	2.7	24h	12
2026-05-30	44	15–132	12.2 µg/m³	5.0	24h	14
2026-05-29	57	34–92	15.5 µg/m³	12.5	24h	16
2026-05-28	56	28–86	15.4 µg/m³	15.5	24h	13
2026-05-27	69	43–148	20.5 µg/m³	11.5	24h	13
2026-05-26	59	25–162	18.3 µg/m³	4.2	13h	13

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