What is the air quality trend in Guankou?

Over the past 15 days, Guankou had an average AQI of 60 based on station measurements. The worst day was 2026-05-21 with AQI 74.

How is Guankou air quality measured?

Air quality in Guankou 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 Guankou, China

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

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

121

Current AQI
Unhealthy for sensitive groups CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

330h

PM2.5 Station

330h · 5 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	65	30–99	19.4 µg/m³	19h	5
2026-05-28	66	42–221	22.5 µg/m³	24h	6
2026-05-27	68	52–84	20.0 µg/m³	24h	4
2026-05-26	54	34–75	14.5 µg/m³	24h	5
2026-05-25	54	22–80	14.3 µg/m³	24h	5
2026-05-24	58	29–88	16.4 µg/m³	24h	4
2026-05-23	66	42–95	19.4 µg/m³	24h	4
2026-05-22	70	29–114	21.5 µg/m³	24h	5
2026-05-21	74	33–198	26.1 µg/m³	23h	4
2026-05-20	53	35–71	13.9 µg/m³	24h	5
2026-05-19	57	24–78	15.5 µg/m³	24h	5
2026-05-18	52	31–66	13.5 µg/m³	24h	5
2026-05-17	53	41–86	13.9 µg/m³	22h	6
2026-05-16	57	29–83	15.5 µg/m³	22h	5
2026-05-15	55	50–62	14.2 µg/m³	4h	5

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