What is the air quality trend in Yishan?

Over the past 15 days, Yishan had an average AQI of 72 based on station measurements. The worst day was 2026-06-01 with AQI 97.

How is Yishan air quality measured?

Air quality in Yishan 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 Yishan, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

321h

PM2.5 Station

321h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	64	38–75	18.9 µg/m³	6h	2
2026-06-08	57	37–109	15.6 µg/m³	24h	2
2026-06-07	58	28–92	16.1 µg/m³	23h	2
2026-06-06	64	40–97	18.8 µg/m³	23h	2
2026-06-05	79	48–132	25.3 µg/m³	23h	2
2026-06-04	73	44–114	22.3 µg/m³	23h	2
2026-06-03	79	39–107	25.7 µg/m³	24h	2
2026-06-02	96	70–137	33.0 µg/m³	24h	2
2026-06-01	97	50–153	33.4 µg/m³	22h	2
2026-05-31	81	38–132	26.5 µg/m³	23h	2
2026-05-30	77	13–102	24.7 µg/m³	23h	2
2026-05-29	63	42–80	17.9 µg/m³	23h	2
2026-05-28	63	40–99	18.1 µg/m³	23h	2
2026-05-27	69	42–139	20.5 µg/m³	23h	2
2026-05-26	62	30–85	18.0 µg/m³	14h	2

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