What is the air quality trend in Karnaphuli?

Over the past 7 days, Karnaphuli had an average AQI of 211 based on station measurements. The worst day was 2026-10-16 with AQI 258.

How is Karnaphuli air quality measured?

Air quality in Karnaphuli 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 Karnaphuli, Bangladesh

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

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

117

Current AQI
Unhealthy for sensitive groups CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

153h

PM2.5 Station

153h · 2 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	172	120–263	97.6 µg/m³	92.2	23h	2
2026-10-19	198	151–282	130.8 µg/m³	123.3	23h	2
2026-10-18	187	114–234	126.1 µg/m³	223.5	23h	2
2026-10-17	175	81–222	113.4 µg/m³	369.7	20h	2
2026-10-16	258	141–325	199.1 µg/m³	493.0	21h	2
2026-10-15	246	70–339	195.1 µg/m³	364.1	23h	2
2026-10-14	246	135–295	194.2 µg/m³	247.0	20h	2

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