What is the air quality trend in Nasukarasuyama?

Over the past 15 days, Nasukarasuyama had an average AQI of 64 based on station measurements. The worst day was 2026-10-14 with AQI 104.

How is Nasukarasuyama air quality measured?

Air quality in Nasukarasuyama 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 Nasukarasuyama, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 10 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-22	33	17–76	8.4 µg/m³	13h	11
2026-10-21	35	19–60	8.5 µg/m³	24h	15
2026-10-20	60	24–161	18.8 µg/m³	24h	14
2026-10-19	61	36–94	17.3 µg/m³	24h	12
2026-10-18	38	24–94	9.8 µg/m³	24h	13
2026-10-17	75	30–189	26.9 µg/m³	24h	14
2026-10-16	99	43–170	37.1 µg/m³	24h	11
2026-10-15	90	51–195	34.6 µg/m³	24h	13
2026-10-14	104	33–175	40.7 µg/m³	24h	13
2026-10-13	74	38–133	22.9 µg/m³	24h	14
2026-10-12	62	32–174	19.4 µg/m³	24h	14
2026-10-11	74	36–217	27.6 µg/m³	24h	14
2026-10-10	70	31–154	21.7 µg/m³	24h	14
2026-10-09	62	18–124	18.9 µg/m³	24h	16
2026-10-08	29	22–38	6.9 µg/m³	8h	26

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