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Air Quality History for Changtan, China

Historical PM2.5 and AQI trend from monitoring stations near Changtan, China.

38
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

289h

PM2.5 Station

289h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 82 49–112 26.9 µg/m³ 6h 2
2026-10-20 61 24–100 17.7 µg/m³ 19h 4
2026-10-19 57 18–88 15.9 µg/m³ 21h 4
2026-10-18 54 32–150 15.0 µg/m³ 20h 2
2026-10-17 61 32–151 17.3 µg/m³ 19h 4
2026-10-16 76 25–108 24.5 µg/m³ 17h 4
2026-10-15 97 68–153 33.2 µg/m³ 18h 4
2026-10-14 82 28–104 27.1 µg/m³ 20h 5
2026-10-13 104 80–130 36.4 µg/m³ 23h 5
2026-10-12 94 67–155 32.3 µg/m³ 21h 4
2026-10-11 88 69–225 33.2 µg/m³ 24h 7
2026-10-10 86 56–127 28.4 µg/m³ 21h 4
2026-10-09 88 56–127 29.5 µg/m³ 23h 6
2026-10-08 81 46–134 26.1 µg/m³ 24h 4
2026-10-07 75 59–96 23.6 µg/m³ 13h 4
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