What is the air quality trend in Dingjia?

Over the past 8 days, Dingjia had an average AQI of 67 based on station measurements. The worst day was 2026-10-15 with AQI 95.

How is Dingjia air quality measured?

Air quality in Dingjia 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 Dingjia, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 20 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	41	41–41	9.9 µg/m³	1h	20
2026-10-20	66	34–90	19.2 µg/m³	24h	25
2026-10-19	64	56–74	18.5 µg/m³	24h	26
2026-10-18	53	35–73	14.1 µg/m³	24h	21
2026-10-17	49	27–72	12.5 µg/m³	24h	23
2026-10-16	79	60–115	25.3 µg/m³	23h	26
2026-10-15	95	42–158	33.3 µg/m³	24h	24
2026-10-14	92	67–152	31.6 µg/m³	20h	23

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