What is the air quality trend in Yashan?

Over the past 8 days, Yashan had an average AQI of 53 based on station measurements. The worst day was 2026-08-05 with AQI 66.

How is Yashan air quality measured?

Air quality in Yashan 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 Yashan, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

74h

PM2.5 Station

74h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	54	18–89	17.2 µg/m³	2h	1
2026-08-07	57	20–104	16.6 µg/m³	12h	1
2026-08-06	66	38–87	19.9 µg/m³	11h	1
2026-08-05	66	34–104	19.7 µg/m³	7h	1
2026-08-04	46	13–70	11.9 µg/m³	9h	1
2026-08-03	49	14–164	15.2 µg/m³	15h	1
2026-08-02	51	9–134	14.7 µg/m³	10h	1
2026-08-01	40	14–85	11.2 µg/m³	8h	1

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