What is the air quality trend in Tsawwassen?

Over the past 7 days, Tsawwassen had an average AQI of 52 based on station measurements. The worst day was 2026-08-05 with AQI 63.

How is Tsawwassen air quality measured?

Air quality in Tsawwassen 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 Tsawwassen, Canada

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 26 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-07	63	36–105	17.8 µg/m³	27.4	23h	26
2026-08-06	58	35–149	15.9 µg/m³	41.8	24h	47
2026-08-05	63	39–161	18.7 µg/m³	43.9	24h	43
2026-08-04	54	18–103	14.7 µg/m³	3.9	24h	36
2026-08-03	51	7–87	13.9 µg/m³	1.6	24h	32
2026-08-02	34	2–79	8.9 µg/m³	1.5	24h	16
2026-08-01	42	10–77	11.1 µg/m³	2.1	22h	9

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