What is the air quality trend in Yanliang?

Over the past 15 days, Yanliang had an average AQI of 63 based on station measurements. The worst day was 2026-05-21 with AQI 72.

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
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 15 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	63	55–71	17.8 µg/m³	17h	19
2026-05-28	63	55–76	17.8 µg/m³	24h	18
2026-05-27	67	58–80	19.5 µg/m³	24h	20
2026-05-26	60	48–72	16.5 µg/m³	24h	21
2026-05-25	56	43–68	14.9 µg/m³	24h	21
2026-05-24	62	49–80	17.2 µg/m³	24h	21
2026-05-23	70	56–108	21.2 µg/m³	24h	21
2026-05-22	70	55–137	21.0 µg/m³	24h	21
2026-05-21	72	55–162	22.7 µg/m³	24h	20
2026-05-20	66	54–93	19.4 µg/m³	24h	20
2026-05-19	59	50–74	16.0 µg/m³	24h	20
2026-05-18	57	50–66	14.9 µg/m³	24h	20
2026-05-17	57	44–69	15.1 µg/m³	23h	20
2026-05-16	64	32–86	18.4 µg/m³	21h	19
2026-05-15	68	59–75	20.2 µg/m³	6h	22

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