What is the air quality trend in San Tung Chung Hang?

Over the past 8 days, San Tung Chung Hang had an average AQI of 68 based on station measurements. The worst day was 2026-05-22 with AQI 100.

How is San Tung Chung Hang air quality measured?

Air quality in San Tung Chung Hang 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 San Tung Chung Hang, Hong Kong

Name: San Tung Chung Hang Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near San Tung Chung Hang, Hong Kong.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	56	30–74	15.1 µg/m³	15.4	18h	1
2026-05-28	57	48–64	14.8 µg/m³	15.2	24h	1
2026-05-27	54	41–64	13.8 µg/m³	14.2	24h	1
2026-05-26	52	43–62	13.0 µg/m³	13.6	24h	1
2026-05-25	62	51–81	17.3 µg/m³	17.7	24h	1
2026-05-24	78	68–92	24.8 µg/m³	25.6	24h	1
2026-05-23	85	69–94	28.2 µg/m³	29.7	24h	1
2026-05-22	100	96–109	35.0 µg/m³	39.7	6h	1

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