What is the air quality trend in Yanliang?

Over the past 8 days, Yanliang had an average AQI of 63 based on station measurements. The worst day was 2026-10-15 with AQI 90.

How is Yanliang air quality measured?

Air quality in Yanliang 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 Yanliang, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 17 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	44	38–49	10.5 µg/m³	2h	15
2026-10-20	51	35–77	13.4 µg/m³	24h	17
2026-10-19	71	40–117	21.9 µg/m³	24h	10
2026-10-18	51	28–80	13.3 µg/m³	24h	12
2026-10-17	34	25–52	8.2 µg/m³	24h	15
2026-10-16	85	48–154	27.9 µg/m³	23h	11
2026-10-15	90	55–152	30.1 µg/m³	24h	9
2026-10-14	84	62–116	27.8 µg/m³	19h	8

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