What is the air quality trend in Đống Đa?

Over the past 3 days, Đống Đa had an average AQI of 104 based on station measurements. The worst day was 2026-07-22 with AQI 130.

How is Đống Đa air quality measured?

Air quality in Đống Đa 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 Đống Đa, Vietnam

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

Historical PM2.5 and AQI trend from monitoring stations near Đống Đa, Vietnam.

108

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

47h

PM2.5 Station

47h · 2 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	130	130–130	47.2 µg/m³	53.1	1h	2
2026-07-21	105	76–153	37.2 µg/m³	41.2	24h	2
2026-07-20	78	22–145	25.6 µg/m³	28.8	22h	2

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