What is the air quality trend in Arbutus?

Over the past 8 days, Arbutus had an average AQI of 80 based on station measurements. The worst day was 2026-07-17 with AQI 166.

How is Arbutus air quality measured?

Air quality in Arbutus 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 Arbutus, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Arbutus, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	54	31–75	15.1 µg/m³	22h	26
2026-07-20	68	51–81	20.3 µg/m³	24h	26
2026-07-19	62	36–90	18.0 µg/m³	24h	27
2026-07-18	131	59–157	50.3 µg/m³	24h	28
2026-07-17	166	58–223	97.8 µg/m³	24h	29
2026-07-16	62	51–159	17.6 µg/m³	24h	27
2026-07-15	51	32–82	12.9 µg/m³	24h	28
2026-07-14	49	49–49	11.7 µg/m³	1h	30

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