What is the air quality trend in Tatsuno-kita?

Over the past 8 days, Tatsuno-kita had an average AQI of 46 based on station measurements. The worst day was 2026-08-01 with AQI 57.

How is Tatsuno-kita air quality measured?

Air quality in Tatsuno-kita 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 Tatsuno-kita, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Tatsuno-kita, Japan.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 80 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	35	30–48	8.4 µg/m³	5h	68
2026-08-07	35	6–55	8.5 µg/m³	24h	59
2026-08-06	55	46–67	14.3 µg/m³	24h	53
2026-08-05	52	32–103	13.4 µg/m³	24h	43
2026-08-04	45	33–57	11.0 µg/m³	24h	47
2026-08-03	45	31–65	11.3 µg/m³	24h	49
2026-08-02	49	35–68	12.3 µg/m³	24h	61
2026-08-01	57	52–65	14.8 µg/m³	17h	58

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