What is the air quality trend in Nantou?

Over the past 15 days, Nantou had an average AQI of 72 based on station measurements. The worst day was 2026-10-13 with AQI 86.

How is Nantou air quality measured?

Air quality in Nantou 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 Nantou, Taiwan

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 22 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	70	63–77	21.1 µg/m³	2h	21
2026-10-20	77	48–164	25.2 µg/m³	24h	14
2026-10-19	63	35–129	18.1 µg/m³	24h	11
2026-10-18	76	57–118	23.7 µg/m³	24h	18
2026-10-17	77	53–156	24.4 µg/m³	24h	11
2026-10-16	77	51–129	24.3 µg/m³	24h	8
2026-10-15	83	58–132	26.8 µg/m³	24h	8
2026-10-14	73	42–136	22.4 µg/m³	24h	7
2026-10-13	86	51–161	29.4 µg/m³	24h	12
2026-10-12	74	58–102	23.2 µg/m³	24h	11
2026-10-11	71	48–156	21.5 µg/m³	24h	10
2026-10-10	83	48–175	29.4 µg/m³	24h	11
2026-10-09	69	48–112	20.7 µg/m³	24h	10
2026-10-08	60	25–109	18.0 µg/m³	24h	22
2026-10-07	45	24–97	12.5 µg/m³	19h	24

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