What is the air quality trend in Gecheng?

Over the past 14 days, Gecheng had an average AQI of 52 based on station measurements. The worst day was 2026-07-20 with AQI 65.

How is Gecheng air quality measured?

Air quality in Gecheng 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 Gecheng, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

271h

PM2.5 Station

271h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	62	23–139	18.7 µg/m³	18h	1
2026-07-20	65	26–110	19.8 µg/m³	19h	2
2026-07-19	63	25–117	18.6 µg/m³	21h	1
2026-07-18	59	19–114	17.2 µg/m³	19h	2
2026-07-17	43	23–74	10.9 µg/m³	20h	1
2026-07-16	47	9–151	13.0 µg/m³	22h	2
2026-07-15	39	15–87	10.5 µg/m³	17h	2
2026-07-14	54	21–97	15.3 µg/m³	15h	1
2026-07-13	49	13–87	13.4 µg/m³	21h	2
2026-07-12	47	18–70	12.4 µg/m³	18h	2
2026-07-11	50	22–82	13.7 µg/m³	19h	1
2026-07-10	59	36–127	16.5 µg/m³	21h	1
2026-07-09	49	25–94	12.6 µg/m³	21h	2
2026-07-08	42	14–88	10.9 µg/m³	20h	2

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