What is the air quality trend in Zigong?

Over the past 15 days, Zigong had an average AQI of 60 based on station measurements. The worst day was 2026-07-22 with AQI 80.

How is Zigong air quality measured?

Air quality in Zigong 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 Zigong, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

314h

PM2.5 Station

314h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	80	65–94	26.0 µg/m³	5h	3
2026-07-21	67	38–117	20.1 µg/m³	22h	2
2026-07-20	61	20–85	17.7 µg/m³	23h	2
2026-07-19	62	25–152	18.4 µg/m³	22h	2
2026-07-18	59	24–158	17.3 µg/m³	21h	2
2026-07-17	61	33–115	17.2 µg/m³	21h	2
2026-07-16	59	32–85	16.7 µg/m³	21h	2
2026-07-15	57	38–81	15.8 µg/m³	22h	2
2026-07-14	60	21–92	17.2 µg/m³	22h	2
2026-07-13	52	25–79	14.3 µg/m³	24h	2
2026-07-12	51	22–76	13.4 µg/m³	22h	2
2026-07-11	60	26–159	17.5 µg/m³	23h	3
2026-07-10	61	38–109	17.3 µg/m³	24h	2
2026-07-09	60	30–102	17.2 µg/m³	24h	3
2026-07-08	60	34–83	16.9 µg/m³	18h	2

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