What is the air quality trend in Kasai?

Over the past 14 days, Kasai had an average AQI of 36 based on station measurements. The worst day was 2026-05-16 with AQI 53.

How is Kasai air quality measured?

Air quality in Kasai 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 Kasai, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

329h

PM2.5 Station

329h · 11 stations

Temperature GFS model

55pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	37	21–55	9.0 µg/m³	23h	8
2026-05-28	35	15–123	9.2 µg/m³	24h	8
2026-05-27	28	16–40	6.7 µg/m³	24h	10
2026-05-26	30	19–42	7.3 µg/m³	24h	10
2026-05-25	33	20–41	7.9 µg/m³	24h	9
2026-05-24	32	16–53	7.7 µg/m³	24h	9
2026-05-23	34	23–51	8.0 µg/m³	24h	10
2026-05-22	30	16–44	7.1 µg/m³	24h	10
2026-05-21	30	16–46	7.1 µg/m³	24h	8
2026-05-20	35	21–51	8.3 µg/m³	24h	10
2026-05-19	42	25–59	10.4 µg/m³	24h	10
2026-05-18	51	38–66	12.7 µg/m³	24h	10
2026-05-17	46	33–57	11.2 µg/m³	22h	10
2026-05-16	53	43–60	13.4 µg/m³	20h	8

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