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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 · 21 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-30 75 63–87 23.8 µg/m³ 11h 104
2026-05-29 64 47–83 18.1 µg/m³ 24h 106
2026-05-28 53 24–80 14.5 µg/m³ 24h 104
2026-05-27 36 29–41 8.5 µg/m³ 24h 105
2026-05-26 49 26–59 12.2 µg/m³ 24h 109
2026-05-25 57 30–66 15.3 µg/m³ 24h 127
2026-05-24 60 27–72 16.5 µg/m³ 24h 110
2026-05-23 54 43–61 13.9 µg/m³ 24h 118
2026-05-22 50 39–58 12.4 µg/m³ 24h 127
2026-05-21 37 30–45 8.9 µg/m³ 24h 125
2026-05-20 42 32–83 10.3 µg/m³ 24h 129
2026-05-19 65 42–76 18.9 µg/m³ 24h 135
2026-05-18 69 63–71 20.4 µg/m³ 24h 136
2026-05-17 61 27–82 17.5 µg/m³ 24h 156
2026-05-16 59 26–81 16.2 µg/m³ 24h 128
2026-05-15 58 50–65 15.4 µg/m³ 24h 114
2026-05-14 59 26–70 16.2 µg/m³ 24h 110
2026-05-13 57 48–63 15.2 µg/m³ 24h 107
2026-05-12 45 31–54 10.9 µg/m³ 24h 115
2026-05-11 45 27–53 10.9 µg/m³ 24h 101
2026-05-10 42 33–50 10.0 µg/m³ 12h 112
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