What is the air quality trend in Sujiatun?

Over the past 8 days, Sujiatun had an average AQI of 78 based on station measurements. The worst day was 2026-05-21 with AQI 158.

How is Sujiatun air quality measured?

Air quality in Sujiatun 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 Sujiatun, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 19 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	63	51–75	18.0 µg/m³	22h	19
2026-05-27	71	56–88	21.3 µg/m³	24h	18
2026-05-26	59	51–73	15.9 µg/m³	24h	17
2026-05-25	60	44–81	16.6 µg/m³	24h	17
2026-05-24	77	51–160	24.7 µg/m³	24h	18
2026-05-23	68	41–115	20.2 µg/m³	24h	18
2026-05-22	69	52–163	21.2 µg/m³	24h	18
2026-05-21	158	158–158	69.7 µg/m³	1h	20

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