What is the air quality trend in Lecheng?

Over the past 7 days, Lecheng had an average AQI of 71 based on station measurements. The worst day was 2026-10-15 with AQI 90.

How is Lecheng air quality measured?

Air quality in Lecheng 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 Lecheng, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

161h

PM2.5 Station

161h · 7 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	69	41–96	20.9 µg/m³	22h	6
2026-10-19	66	19–100	19.9 µg/m³	24h	5
2026-10-18	56	40–79	15.0 µg/m³	24h	7
2026-10-17	57	39–94	15.4 µg/m³	24h	6
2026-10-16	77	53–114	24.2 µg/m³	23h	4
2026-10-15	90	69–160	30.9 µg/m³	22h	5
2026-10-14	88	75–109	29.3 µg/m³	22h	4

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