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Air Quality History for Ansan-si, South Korea

Historical PM2.5 and AQI trend from monitoring stations near Ansan-si, South Korea.

77
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 22 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-30 74 62–84 23.1 µg/m³ 12h 104
2026-05-29 64 44–84 18.1 µg/m³ 24h 106
2026-05-28 54 25–85 14.7 µg/m³ 24h 104
2026-05-27 35 28–40 8.5 µg/m³ 24h 108
2026-05-26 49 24–58 12.2 µg/m³ 24h 112
2026-05-25 57 38–67 15.3 µg/m³ 24h 127
2026-05-24 59 35–68 16.2 µg/m³ 24h 108
2026-05-23 54 41–61 13.8 µg/m³ 24h 123
2026-05-22 50 37–58 12.4 µg/m³ 24h 127
2026-05-21 37 28–46 9.0 µg/m³ 24h 125
2026-05-20 41 33–68 10.1 µg/m³ 24h 128
2026-05-19 64 29–78 18.5 µg/m³ 24h 135
2026-05-18 69 63–73 20.4 µg/m³ 24h 135
2026-05-17 61 22–89 17.6 µg/m³ 24h 153
2026-05-16 58 26–80 16.0 µg/m³ 24h 128
2026-05-15 58 51–64 15.4 µg/m³ 24h 114
2026-05-14 59 27–71 16.1 µg/m³ 24h 111
2026-05-13 57 47–63 15.1 µg/m³ 24h 106
2026-05-12 45 30–53 10.9 µg/m³ 24h 114
2026-05-11 45 27–52 10.9 µg/m³ 24h 99
2026-05-10 41 35–50 9.9 µg/m³ 11h 112
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