What is the air quality trend in Long Bien?

Over the past 8 days, Long Bien had an average AQI of 83 based on station measurements. The worst day was 2026-10-15 with AQI 118.

How is Long Bien air quality measured?

Air quality in Long Bien 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 Long Bien, Vietnam

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

Historical PM2.5 and AQI trend from monitoring stations near Long Bien, Vietnam.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-22	96	84–109	33.3 µg/m³	46.2	2h	3
2026-10-21	75	61–97	23.7 µg/m³	32.2	24h	3
2026-10-20	69	46–82	20.8 µg/m³	28.6	24h	3
2026-10-19	57	48–99	15.1 µg/m³	22.8	24h	3
2026-10-18	70	58–95	21.0 µg/m³	29.2	24h	3
2026-10-17	81	53–137	26.2 µg/m³	34.7	24h	3
2026-10-16	99	64–142	34.0 µg/m³	43.2	24h	3
2026-10-15	118	89–151	42.5 µg/m³	50.5	20h	3

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