What is the air quality trend in Sanzhi?

Over the past 7 days, Sanzhi had an average AQI of 76 based on station measurements. The worst day was 2026-10-18 with AQI 84.

How is Sanzhi air quality measured?

Air quality in Sanzhi 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 Sanzhi, Taiwan

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

Historical PM2.5 and AQI trend from monitoring stations near Sanzhi, Taiwan.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 19 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	70	47–98	21.3 µg/m³	24h	18
2026-10-19	66	52–98	19.0 µg/m³	24h	17
2026-10-18	84	52–165	28.7 µg/m³	24h	21
2026-10-17	74	51–132	22.9 µg/m³	24h	15
2026-10-16	76	47–118	23.9 µg/m³	24h	13
2026-10-15	81	54–137	26.3 µg/m³	24h	14
2026-10-14	82	56–196	29.6 µg/m³	21h	9

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