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Air Quality History for Echigawa, Japan

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

33
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 24 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-30 41 36–48 9.8 µg/m³ 7.5 8h 27
2026-05-29 38 30–48 9.2 µg/m³ 8.4 24h 30
2026-05-28 31 23–48 7.5 µg/m³ 7.8 24h 29
2026-05-27 29 19–41 7.0 µg/m³ 9.0 24h 32
2026-05-26 31 21–37 7.5 µg/m³ 11.7 24h 33
2026-05-25 34 27–40 8.2 µg/m³ 12.0 24h 31
2026-05-24 35 26–49 8.5 µg/m³ 11.9 24h 31
2026-05-23 32 26–42 7.8 µg/m³ 9.1 24h 35
2026-05-22 30 21–41 7.2 µg/m³ 9.4 24h 31
2026-05-21 30 22–40 7.3 µg/m³ 10.4 24h 29
2026-05-20 35 23–46 8.3 µg/m³ 12.8 24h 33
2026-05-19 41 29–58 10.1 µg/m³ 14.4 24h 32
2026-05-18 52 47–56 12.8 µg/m³ 20.9 24h 32
2026-05-17 47 40–52 11.4 µg/m³ 13.9 23h 32
2026-05-16 52 38–57 13.0 µg/m³ 19.7 23h 28
2026-05-15 50 24–58 12.4 µg/m³ 21.6 24h 31
2026-05-14 49 38–55 11.8 µg/m³ 17.0 24h 31
2026-05-13 37 31–45 9.0 µg/m³ 14.6 24h 32
2026-05-12 34 28–42 8.2 µg/m³ 12.2 24h 32
2026-05-11 40 27–53 9.7 µg/m³ 11.2 24h 26
2026-05-10 41 32–48 9.8 µg/m³ 12.6 15h 27
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