What is the air quality trend in Sanhui?

Over the past 15 days, Sanhui had an average AQI of 75 based on station measurements. The worst day was 2026-10-13 with AQI 92.

How is Sanhui air quality measured?

Air quality in Sanhui 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 Sanhui, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	63	58–70	17.8 µg/m³	3h	6
2026-10-20	63	31–93	18.0 µg/m³	24h	7
2026-10-19	66	54–84	19.4 µg/m³	24h	8
2026-10-18	56	34–104	15.2 µg/m³	23h	7
2026-10-17	48	26–77	12.3 µg/m³	24h	8
2026-10-16	81	32–125	26.5 µg/m³	23h	8
2026-10-15	90	28–129	30.5 µg/m³	24h	7
2026-10-14	87	61–134	29.1 µg/m³	23h	7
2026-10-13	92	59–138	31.3 µg/m³	24h	9
2026-10-12	77	64–97	24.4 µg/m³	24h	9
2026-10-11	81	62–109	26.4 µg/m³	24h	9
2026-10-10	77	55–156	24.5 µg/m³	24h	10
2026-10-09	81	45–106	26.5 µg/m³	24h	11
2026-10-08	86	70–101	28.7 µg/m³	24h	23
2026-10-07	81	66–98	26.4 µg/m³	19h	24

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