What is the air quality trend in Tutong?

Over the past 8 days, Tutong had an average AQI of 70 based on station measurements. The worst day was 2026-10-15 with AQI 99.

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.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

96h

PM2.5 Station

96h · 1 station

Temperature GFS model

27pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	54	45–62	14.1 µg/m³	2h	1
2026-10-20	52	16–133	14.8 µg/m³	15h	1
2026-10-19	82	18–167	31.5 µg/m³	17h	1
2026-10-18	46	9–76	12.2 µg/m³	13h	1
2026-10-17	76	30–195	28.6 µg/m³	15h	1
2026-10-16	87	38–167	30.7 µg/m³	15h	1
2026-10-15	99	42–218	42.0 µg/m³	12h	1
2026-10-14	64	13–93	19.6 µg/m³	7h	1

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