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Air Quality History for Echigawa, Japan

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

44
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 22 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-30 37 34–40 8.9 µg/m³ 7.6 7h 25
2026-05-29 35 28–46 8.5 µg/m³ 8.4 24h 30
2026-05-28 30 21–54 7.3 µg/m³ 7.8 24h 30
2026-05-27 29 19–40 6.9 µg/m³ 9.0 24h 32
2026-05-26 30 23–36 7.1 µg/m³ 11.7 24h 32
2026-05-25 33 26–42 8.0 µg/m³ 12.0 24h 32
2026-05-24 31 23–43 7.4 µg/m³ 11.9 24h 31
2026-05-23 32 25–42 7.7 µg/m³ 9.1 24h 35
2026-05-22 28 20–48 6.8 µg/m³ 9.4 24h 32
2026-05-21 32 19–42 7.6 µg/m³ 10.4 24h 27
2026-05-20 35 25–45 8.4 µg/m³ 12.8 24h 34
2026-05-19 41 30–56 9.8 µg/m³ 14.4 24h 33
2026-05-18 52 40–57 12.7 µg/m³ 20.9 24h 32
2026-05-17 47 39–63 11.4 µg/m³ 13.9 23h 33
2026-05-16 50 38–58 12.3 µg/m³ 17.8 15h 26
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