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Air Quality History for Hechuan, China

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

78
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

476h

PM2.5 Station

476h · 14 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 57 53–63 15.1 µg/m³ 3h 15
2026-10-20 65 32–96 19.2 µg/m³ 24h 18
2026-10-19 65 48–85 19.0 µg/m³ 24h 19
2026-10-18 52 37–87 13.5 µg/m³ 23h 15
2026-10-17 49 24–79 12.6 µg/m³ 24h 16
2026-10-16 78 32–97 25.0 µg/m³ 23h 17
2026-10-15 91 28–131 31.1 µg/m³ 24h 17
2026-10-14 89 60–149 30.0 µg/m³ 24h 16
2026-10-13 97 71–131 33.8 µg/m³ 24h 20
2026-10-12 83 69–100 27.2 µg/m³ 24h 20
2026-10-11 84 47–107 27.8 µg/m³ 24h 19
2026-10-10 82 66–111 26.7 µg/m³ 24h 20
2026-10-09 84 66–105 27.7 µg/m³ 24h 25
2026-10-08 85 70–99 28.3 µg/m³ 24h 38
2026-10-07 80 66–98 25.9 µg/m³ 24h 36
2026-10-06 74 55–101 22.8 µg/m³ 24h 41
2026-10-05 61 50–75 17.0 µg/m³ 24h 40
2026-10-04 54 44–61 13.8 µg/m³ 24h 37
2026-10-03 57 38–68 15.3 µg/m³ 24h 37
2026-10-02 61 46–71 16.9 µg/m³ 24h 39
2026-10-01 54 37–66 14.3 µg/m³ 19h 40
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