What is the air quality trend in Zhigou?

Over the past 7 days, Zhigou had an average AQI of 74 based on station measurements. The worst day was 2026-10-15 with AQI 140.

How is Zhigou air quality measured?

Air quality in Zhigou 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 Zhigou, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

52h

PM2.5 Station

52h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	76	30–114	24.4 µg/m³	9h	1
2026-10-19	74	55–93	23.0 µg/m³	5h	1
2026-10-18	38	26–50	9.1 µg/m³	7h	1
2026-10-17	49	21–72	12.9 µg/m³	13h	1
2026-10-16	64	38–95	19.0 µg/m³	4h	1
2026-10-15	140	95–158	54.9 µg/m³	7h	1
2026-10-14	77	42–89	24.8 µg/m³	7h	1

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