What is the air quality trend in Kamojimachō-jōgejima?

Over the past 15 days, Kamojimachō-jōgejima had an average AQI of 40 based on station measurements. The worst day was with AQI .

How is Kamojimachō-jōgejima air quality measured?

Air quality in Kamojimachō-jōgejima 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 Kamojimachō-jōgejima, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Kamojimachō-jōgejima, Japan.

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Trend

297h

PM2.5 Trend

297h · 18 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-24	35	25–51	8.4 µg/m³	22h	16
2026-04-23	26	13–40	6.1 µg/m³	24h	16
2026-04-22	43	27–55	10.4 µg/m³	24h	16
2026-04-21	43	36–51	10.3 µg/m³	24h	18
2026-04-20	39	30–46	9.5 µg/m³	15h	15
2026-04-19	42	32–54	10.1 µg/m³	15h	16
2026-04-18	39	23–51	9.2 µg/m³	19h	17
2026-04-17	40	32–52	9.6 µg/m³	16h	15
2026-04-16	37	26–53	8.8 µg/m³	24h	16
2026-04-15	35	20–103	9.0 µg/m³	24h	14
2026-04-14	48	37–59	11.8 µg/m³	24h	14
2026-04-13	48	31–76	12.0 µg/m³	17h	14
2026-04-12	44	33–57	10.7 µg/m³	24h	16
2026-04-11	43	33–56	10.4 µg/m³	24h	16
2026-04-10	42	42–42	10.1 µg/m³	1h	16

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