What is the air quality trend in Gosen?

Over the past 15 days, Gosen had an average AQI of 45 based on station measurements. The worst day was 2026-10-15 with AQI 63.

How is Gosen air quality measured?

Air quality in Gosen 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 Gosen, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

327h

PM2.5 Station

327h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-22	28	12–44	6.7 µg/m³	11h	2
2026-10-21	35	10–143	9.2 µg/m³	23h	3
2026-10-20	42	9–93	11.3 µg/m³	24h	3
2026-10-19	57	13–249	20.9 µg/m³	24h	3
2026-10-18	33	8–58	7.9 µg/m³	23h	2
2026-10-17	52	15–177	16.5 µg/m³	23h	3
2026-10-16	55	15–191	18.4 µg/m³	24h	3
2026-10-15	63	18–174	21.5 µg/m³	24h	3
2026-10-14	62	9–166	21.0 µg/m³	23h	3
2026-10-13	49	20–114	13.1 µg/m³	23h	3
2026-10-12	48	3–110	13.2 µg/m³	24h	3
2026-10-11	51	5–201	17.3 µg/m³	24h	3
2026-10-10	43	5–247	16.7 µg/m³	23h	2
2026-10-09	44	11–137	12.1 µg/m³	24h	3
2026-10-08	27	17–51	6.5 µg/m³	10h	4

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