What is the air quality trend in Chhāgalnāiya?

Over the past 3 days, Chhāgalnāiya had an average AQI of 162 based on station measurements. The worst day was 2026-10-20 with AQI 163.

How is Chhāgalnāiya air quality measured?

Air quality in Chhāgalnāiya 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 Chhāgalnāiya, Bangladesh

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

Historical PM2.5 and AQI trend from monitoring stations near Chhāgalnāiya, Bangladesh.

161

Current AQI
Unhealthy CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

42h

PM2.5 Station

42h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	161	157–165	74.0 µg/m³	71.5	4h	1
2026-10-20	163	157–173	77.8 µg/m³	74.4	23h	1
2026-10-19	162	159–165	76.0 µg/m³	67.1	15h	1

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