What is the air quality trend in Petagas?

Over the past 7 days, Petagas had an average AQI of 131 based on station measurements. The worst day was 2026-10-14 with AQI 171.

How is Petagas air quality measured?

Air quality in Petagas 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 Petagas, Malaysia

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

Historical PM2.5 and AQI trend from monitoring stations near Petagas, Malaysia.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

159h

PM2.5 Station

159h · 3 stations

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	96	14–164	35.1 µg/m³	69.1	23h	2
2026-10-19	128	25–198	59.4 µg/m³	72.4	23h	2
2026-10-18	128	44–187	52.3 µg/m³	88.3	24h	2
2026-10-17	125	49–292	54.4 µg/m³	62.4	22h	2
2026-10-16	119	39–223	52.1 µg/m³	72.8	23h	2
2026-10-15	156	70–318	85.0 µg/m³	108.4	23h	2
2026-10-14	171	69–278	103.3 µg/m³	129.4	21h	2

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