Home › United States › Richland › History

Air Quality History for Richland, United States

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

79
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

467h

PM2.5 Station

467h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-08-08 70 52–97 21.0 µg/m³ 10h 4
2026-08-07 119 58–145 42.4 µg/m³ 20h 4
2026-08-06 152 126–159 61.0 µg/m³ 24h 4
2026-08-05 153 125–163 64.2 µg/m³ 24h 4
2026-08-04 144 97–174 65.2 µg/m³ 24h 4
2026-08-03 41 5–98 12.6 µg/m³ 18h 4
2026-08-02 23 4–255 11.5 µg/m³ 24h 4
2026-08-01 34 6–74 9.1 µg/m³ 24h 3
2026-07-31 32 13–96 8.8 µg/m³ 24h 4
2026-07-30 41 10–85 11.1 µg/m³ 23h 4
2026-07-29 16 4–54 3.8 µg/m³ 24h 3
2026-07-28 65 10–132 21.2 µg/m³ 24h 3
2026-07-27 20 3–65 5.0 µg/m³ 24h 4
2026-07-26 38 4–151 11.9 µg/m³ 24h 4
2026-07-25 31 17–68 7.8 µg/m³ 24h 4
2026-07-24 49 22–122 14.6 µg/m³ 24h 4
2026-07-23 79 56–120 25.1 µg/m³ 24h 4
2026-07-22 89 76–108 30.0 µg/m³ 24h 4
2026-07-21 95 67–152 32.4 µg/m³ 22h 3
2026-07-20 43 14–122 12.0 µg/m³ 24h 3
2026-07-19 18 12–27 4.2 µg/m³ 14h 4
Back to Richland Air Quality