What is the air quality trend in Nghĩa Đô?

Over the past 8 days, Nghĩa Đô had an average AQI of 90 based on station measurements. The worst day was 2026-10-14 with AQI 148.

How is Nghĩa Đô air quality measured?

Air quality in Nghĩa Đô 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 Nghĩa Đô, Vietnam

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

Historical PM2.5 and AQI trend from monitoring stations near Nghĩa Đô, Vietnam.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-20	66	40–88	19.4 µg/m³	26.2	20h	3
2026-10-19	50	35–99	12.8 µg/m³	18.9	24h	3
2026-10-18	67	45–126	19.9 µg/m³	28.0	24h	3
2026-10-17	75	48–144	23.2 µg/m³	30.5	24h	3
2026-10-16	83	55–128	27.1 µg/m³	33.7	24h	3
2026-10-15	103	81–157	36.5 µg/m³	43.2	24h	3
2026-10-14	148	119–164	59.0 µg/m³	72.6	24h	4
2026-10-13	128	107–148	46.5 µg/m³	67.4	3h	4

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