What is the air quality trend in Atsugi?

Over the past 8 days, Atsugi had an average AQI of 40 based on station measurements. The worst day was with AQI .

How is Atsugi air quality measured?

Air quality in Atsugi 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 Atsugi, Japan

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

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

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Trend

153h

PM2.5 Trend

153h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-18	37	18–52	9.0 µg/m³	14.1	17h	21
2026-04-17	37	30–46	8.9 µg/m³	12.6	16h	19
2026-04-16	30	25–41	7.3 µg/m³	10.4	24h	22
2026-04-15	34	23–45	8.2 µg/m³	12.6	24h	22
2026-04-14	53	44–62	13.4 µg/m³	21.3	24h	21
2026-04-13	49	27–57	12.1 µg/m³	19.9	17h	18
2026-04-12	45	35–53	10.8 µg/m³	16.6	24h	20
2026-04-11	36	32–38	8.7 µg/m³	12.6	7h	20

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