What is the air quality trend in Xizhi?

Over the past 8 days, Xizhi had an average AQI of 70 based on station measurements. The worst day was 2026-10-15 with AQI 80.

How is Xizhi air quality measured?

Air quality in Xizhi 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 Xizhi, Taiwan

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

Historical PM2.5 and AQI trend from monitoring stations near Xizhi, 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
2026-10-21	47	47–47	11.3 µg/m³	1h	19
2026-10-20	68	45–85	20.3 µg/m³	24h	20
2026-10-19	67	50–134	19.6 µg/m³	24h	17
2026-10-18	78	56–124	24.6 µg/m³	24h	22
2026-10-17	76	38–152	23.8 µg/m³	24h	16
2026-10-16	67	37–87	19.7 µg/m³	24h	13
2026-10-15	80	52–120	25.8 µg/m³	24h	13
2026-10-14	79	48–170	26.7 µg/m³	20h	9

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