What is the air quality trend in Tateyama?

Over the past 3 days, Tateyama had an average AQI of 30 based on station measurements. The worst day was with AQI .

How is Tateyama air quality measured?

Air quality in Tateyama 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 Tateyama, Japan

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

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

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Trend

39h

PM2.5 Trend

39h · 7 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-17	35	29–40	8.3 µg/m³	11.1	5h	7
2026-04-16	29	22–39	6.9 µg/m³	11.0	24h	7
2026-04-15	26	17–33	6.2 µg/m³	10.3	10h	7

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