What is the air quality trend in Hanjia?

Over the past 8 days, Hanjia had an average AQI of 71 based on station measurements. The worst day was 2026-10-15 with AQI 103.

How is Hanjia air quality measured?

Air quality in Hanjia 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 Hanjia, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

139h

PM2.5 Station

139h · 3 stations

Temperature GFS model

27pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	61	50–68	17.1 µg/m³	4h	2
2026-10-20	63	30–98	18.4 µg/m³	21h	3
2026-10-19	65	46–104	19.0 µg/m³	21h	3
2026-10-18	51	19–85	14.0 µg/m³	18h	2
2026-10-17	60	38–89	17.0 µg/m³	19h	2
2026-10-16	81	58–119	26.0 µg/m³	18h	2
2026-10-15	103	61–167	37.9 µg/m³	21h	3
2026-10-14	91	55–163	31.6 µg/m³	17h	2

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