What is the air quality trend in Shin’ichi?

Over the past 8 days, Shin’ichi had an average AQI of 46 based on station measurements. The worst day was 2026-10-16 with AQI 56.

How is Shin’ichi air quality measured?

Air quality in Shin’ichi 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 Shin’ichi, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Shin’ichi, Japan.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 15 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	30	24–38	7.3 µg/m³	12.2	11h	22
2026-10-20	50	30–175	14.7 µg/m³	32.6	24h	20
2026-10-19	50	28–132	13.4 µg/m³	16.5	24h	19
2026-10-18	36	25–51	8.7 µg/m³	16.3	24h	23
2026-10-17	50	35–114	13.2 µg/m³	13.3	24h	20
2026-10-16	56	36–123	15.4 µg/m³	15.4	24h	16
2026-10-15	48	26–108	12.9 µg/m³	12.5	24h	18
2026-10-14	53	31–116	15.0 µg/m³	7.8	11h	17

Back to Shin’ichi Air Quality