What is the air quality trend in Lawson?

Over the past 15 days, Lawson had an average AQI of 55 based on station measurements. The worst day was 2026-07-22 with AQI 99.

How is Lawson air quality measured?

Air quality in Lawson 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 Lawson, Canada

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

304h

PM2.5 Station

304h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	99	82–114	34.4 µg/m³	5h	2
2026-07-21	42	18–74	10.7 µg/m³	22h	3
2026-07-20	37	3–73	9.4 µg/m³	24h	3
2026-07-19	49	19–125	13.6 µg/m³	24h	3
2026-07-18	49	26–95	13.3 µg/m³	23h	4
2026-07-17	72	10–217	32.1 µg/m³	22h	3
2026-07-16	68	5–182	25.9 µg/m³	21h	3
2026-07-15	77	3–172	28.2 µg/m³	23h	3
2026-07-14	54	25–136	15.3 µg/m³	19h	2
2026-07-13	42	12–140	12.2 µg/m³	21h	3
2026-07-12	68	11–476	38.0 µg/m³	19h	2
2026-07-11	40	13–105	10.3 µg/m³	18h	3
2026-07-10	41	5–140	11.2 µg/m³	24h	3
2026-07-09	48	21–159	14.2 µg/m³	21h	3
2026-07-08	44	22–95	11.4 µg/m³	18h	3

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