What is the air quality trend in Guanshan?

Over the past 15 days, Guanshan had an average AQI of 53 based on station measurements. The worst day was 2026-09-04 with AQI 67.

How is Guanshan air quality measured?

Air quality in Guanshan 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 Guanshan, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

302h

PM2.5 Station

302h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	58	32–91	16.4 µg/m³	18h	1
2026-09-04	67	25–107	20.3 µg/m³	23h	1
2026-09-03	61	32–116	17.4 µg/m³	20h	1
2026-09-02	54	28–96	14.8 µg/m³	23h	1
2026-09-01	49	25–123	13.0 µg/m³	22h	1
2026-08-31	52	19–76	14.3 µg/m³	20h	1
2026-08-30	58	25–119	17.0 µg/m³	23h	1
2026-08-29	59	20–106	17.4 µg/m³	20h	2
2026-08-28	47	27–78	12.2 µg/m³	24h	2
2026-08-27	54	21–74	14.5 µg/m³	21h	2
2026-08-26	57	23–82	15.6 µg/m³	20h	2
2026-08-25	52	21–155	14.8 µg/m³	23h	1
2026-08-24	49	27–98	13.6 µg/m³	21h	1
2026-08-23	53	14–139	15.6 µg/m³	23h	1
2026-08-22	29	29–29	7.0 µg/m³	1h	2

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