What is the air quality trend in Bontang?

Over the past 8 days, Bontang had an average AQI of 108 based on station measurements. The worst day was 2026-10-16 with AQI 124.

How is Bontang air quality measured?

Air quality in Bontang 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 Bontang, Indonesia

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

Historical PM2.5 and AQI trend from monitoring stations near Bontang, Indonesia.

108

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

157h

PM2.5 Station

157h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-20	106	101–108	37.8 µg/m³	55.2	14h	1
2026-10-19	95	92–99	33.0 µg/m³	50.9	20h	1
2026-10-18	94	92–99	32.7 µg/m³	51.3	24h	1
2026-10-17	108	100–116	38.4 µg/m³	56.4	24h	1
2026-10-16	124	116–128	44.9 µg/m³	62.2	24h	1
2026-10-15	116	113–123	41.7 µg/m³	59.3	24h	1
2026-10-14	110	107–113	39.1 µg/m³	57.1	24h	1
2026-10-13	111	110–111	39.5 µg/m³	57.4	3h	1

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