What is the air quality trend in Quận Bốn?

Over the past 14 days, Quận Bốn had an average AQI of 45 based on station measurements. The worst day was 2026-05-16 with AQI 54.

How is Quận Bốn air quality measured?

Air quality in Quận Bốn 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 Quận Bốn, Vietnam

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

Historical PM2.5 and AQI trend from monitoring stations near Quận Bốn, Vietnam.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

332h

PM2.5 Station

332h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-28	48	22–142	12.6 µg/m³	37.9	23h	4
2026-05-27	48	24–67	12.0 µg/m³	40.2	24h	4
2026-05-26	47	27–73	11.8 µg/m³	51.6	24h	4
2026-05-25	40	18–55	9.6 µg/m³	27.9	24h	4
2026-05-24	41	25–63	10.1 µg/m³	25.6	24h	4
2026-05-23	45	19–64	11.1 µg/m³	28.1	24h	4
2026-05-22	41	23–66	10.2 µg/m³	34.4	24h	4
2026-05-21	46	21–83	12.1 µg/m³	42.6	24h	4
2026-05-20	38	19–61	9.5 µg/m³	27.7	24h	4
2026-05-19	41	20–58	10.1 µg/m³	30.7	24h	4
2026-05-18	48	29–63	11.9 µg/m³	42.6	24h	4
2026-05-17	47	27–64	11.8 µg/m³	42.0	23h	3
2026-05-16	54	35–74	14.1 µg/m³	48.3	22h	4
2026-05-15	49	28–76	12.8 µg/m³	29.5	24h	4

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