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
Moderate Station
Air Quality Index Station
335hPM2.5 Station
335h · 21 stationsTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily 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 | 56 | 26–81 | 14.9 µg/m³ | 12h | 138 |