What is the air quality trend in Tutong?

Over the past 8 days, Tutong had an average AQI of 74 based on station measurements. The worst day was 2026-09-05 with AQI 104.

How is Tutong air quality measured?

Air quality in Tutong 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 Tutong, Brunei Darussalam

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

Historical PM2.5 and AQI trend from monitoring stations near Tutong, Brunei Darussalam.

178

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

121h

PM2.5 Station

121h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	104	28–255	47.3 µg/m³	14h	2
2026-09-04	54	12–85	15.2 µg/m³	15h	2
2026-09-03	85	12–196	33.0 µg/m³	20h	2
2026-09-02	96	28–307	44.8 µg/m³	20h	2
2026-09-01	74	5–165	25.9 µg/m³	18h	2
2026-08-31	54	20–180	18.8 µg/m³	15h	2
2026-08-30	69	17–197	25.1 µg/m³	18h	2
2026-08-29	62	62–62	17.1 µg/m³	1h	2

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