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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.

30
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 95 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 36 32–42 8.6 µg/m³ 17h 80
2026-09-04 35 29–46 8.4 µg/m³ 24h 84
2026-09-03 40 28–54 9.7 µg/m³ 24h 80
2026-09-02 46 28–54 11.0 µg/m³ 24h 81
2026-09-01 29 22–41 6.9 µg/m³ 24h 83
2026-08-31 26 18–36 6.3 µg/m³ 24h 73
2026-08-30 31 24–37 7.5 µg/m³ 24h 76
2026-08-29 34 24–48 8.1 µg/m³ 24h 69
2026-08-28 37 21–57 8.9 µg/m³ 24h 86
2026-08-27 54 45–60 13.6 µg/m³ 24h 84
2026-08-26 53 42–62 13.5 µg/m³ 24h 85
2026-08-25 46 23–58 11.4 µg/m³ 24h 78
2026-08-24 58 31–69 15.6 µg/m³ 24h 82
2026-08-23 48 25–63 12.0 µg/m³ 24h 67
2026-08-22 40 25–57 9.9 µg/m³ 24h 76
2026-08-21 49 31–64 12.3 µg/m³ 24h 84
2026-08-20 61 52–77 17.0 µg/m³ 24h 88
2026-08-19 54 43–63 13.7 µg/m³ 24h 87
2026-08-18 47 33–54 11.2 µg/m³ 24h 78
2026-08-17 35 26–53 8.4 µg/m³ 24h 71
2026-08-16 28 23–34 6.8 µg/m³ 4h 65
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