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Air Quality History for Crown Point, United States

Historical PM2.5 and AQI trend from monitoring stations near Crown Point, United States.

31
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 20 16–35 4.8 µg/m³ 11h 156
2026-06-08 43 26–52 10.4 µg/m³ 24h 172
2026-06-07 29 21–38 6.8 µg/m³ 24h 171
2026-06-06 42 28–59 10.3 µg/m³ 24h 164
2026-06-05 52 45–56 12.7 µg/m³ 24h 171
2026-06-04 40 28–48 9.6 µg/m³ 24h 171
2026-06-03 28 23–35 6.6 µg/m³ 24h 171
2026-06-02 24 21–27 5.6 µg/m³ 24h 173
2026-06-01 24 21–38 5.8 µg/m³ 24h 151
2026-05-31 24 20–29 5.7 µg/m³ 24h 172
2026-05-30 41 19–66 10.5 µg/m³ 24h 172
2026-05-29 26 19–31 6.1 µg/m³ 24h 172
2026-05-28 29 23–42 7.0 µg/m³ 24h 158
2026-05-27 44 30–58 10.8 µg/m³ 24h 172
2026-05-26 34 26–45 8.1 µg/m³ 24h 171
2026-05-25 49 31–73 13.2 µg/m³ 24h 171
2026-05-24 52 37–59 13.1 µg/m³ 24h 172
2026-05-23 28 21–39 6.7 µg/m³ 24h 171
2026-05-22 24 20–30 5.7 µg/m³ 24h 165
2026-05-21 23 15–41 5.5 µg/m³ 24h 172
2026-05-20 16 15–17 3.9 µg/m³ 12h 171
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