What is the air quality trend in Sanhe?

Over the past 14 days, Sanhe had an average AQI of 66 based on station measurements. The worst day was 2026-05-23 with AQI 79.

How is Sanhe air quality measured?

Air quality in Sanhe 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 Sanhe, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

329h

PM2.5 Station

329h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	58	44–69	15.6 µg/m³	23h	8
2026-05-27	67	55–89	19.9 µg/m³	24h	10
2026-05-26	64	39–80	18.4 µg/m³	24h	10
2026-05-25	60	38–83	16.9 µg/m³	24h	9
2026-05-24	74	55–113	22.8 µg/m³	24h	9
2026-05-23	79	52–115	25.3 µg/m³	24h	9
2026-05-22	71	54–108	21.6 µg/m³	24h	10
2026-05-21	73	42–95	22.6 µg/m³	24h	9
2026-05-20	63	53–81	17.6 µg/m³	24h	11
2026-05-19	64	53–98	18.5 µg/m³	24h	12
2026-05-18	56	41–81	14.9 µg/m³	24h	11
2026-05-17	60	43–79	16.4 µg/m³	22h	13
2026-05-16	69	55–87	20.8 µg/m³	21h	11
2026-05-15	76	42–124	23.8 µg/m³	23h	10

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