What is the air quality trend in Minase?

Over the past 8 days, Minase had an average AQI of 54 based on station measurements. The worst day was 2026-07-22 with AQI 67.

How is Minase air quality measured?

Air quality in Minase 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 Minase, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Minase, Japan.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 54 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	67	67–67	19.5 µg/m³	1h	54
2026-07-21	57	48–65	15.1 µg/m³	24h	27
2026-07-20	52	38–59	13.1 µg/m³	24h	32
2026-07-19	49	34–83	12.1 µg/m³	24h	42
2026-07-18	47	32–59	11.6 µg/m³	24h	52
2026-07-17	56	45–66	14.4 µg/m³	24h	42
2026-07-16	56	48–64	14.7 µg/m³	24h	37
2026-07-15	55	40–62	14.1 µg/m³	21h	38

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