What is the air quality trend in Sandu?

Over the past 8 days, Sandu had an average AQI of 57 based on station measurements. The worst day was 2026-06-02 with AQI 81.

How is Sandu air quality measured?

Air quality in Sandu 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 Sandu, China

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

Historical PM2.5 and AQI trend from monitoring stations near Sandu, China.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

162h

PM2.5 Station

162h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	26	22–30	6.2 µg/m³	2h	4
2026-06-08	54	28–204	18.0 µg/m³	24h	2
2026-06-07	50	26–122	13.2 µg/m³	24h	3
2026-06-06	53	8–80	14.1 µg/m³	23h	3
2026-06-05	64	37–92	19.0 µg/m³	24h	3
2026-06-04	60	32–98	16.9 µg/m³	24h	2
2026-06-03	68	29–144	20.4 µg/m³	22h	2
2026-06-02	81	20–122	26.4 µg/m³	19h	2

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