What is the air quality trend in Ba Vì?

Over the past 8 days, Ba Vì had an average AQI of 90 based on station measurements. The worst day was 2026-10-14 with AQI 144.

How is Ba Vì air quality measured?

Air quality in Ba Vì 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 Ba Vì, Vietnam

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

Historical PM2.5 and AQI trend from monitoring stations near Ba Vì, Vietnam.

125

Current AQI
Unhealthy for sensitive groups CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 8 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	66	54–96	19.1 µg/m³	39.2	19h	7
2026-10-19	57	43–69	15.0 µg/m³	35.1	24h	7
2026-10-18	70	51–111	21.1 µg/m³	37.7	24h	7
2026-10-17	78	52–121	24.6 µg/m³	45.5	24h	7
2026-10-16	88	59–124	29.6 µg/m³	54.1	24h	7
2026-10-15	107	86–155	38.3 µg/m³	62.2	24h	7
2026-10-14	144	120–161	56.8 µg/m³	94.3	24h	7
2026-10-13	115	106–123	41.0 µg/m³	83.2	3h	8

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