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Air Quality History for Pleasant Hill, United States

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

13
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

334h

PM2.5 Station

334h · 98 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-29 19 14–22 4.5 µg/m³ 4.2 21h 99
2026-05-28 21 3–29 4.9 µg/m³ 3.7 24h 90
2026-05-27 21 20–25 5.1 µg/m³ 3.2 24h 100
2026-05-26 21 15–28 5.0 µg/m³ 3.8 24h 100
2026-05-25 18 15–25 4.3 µg/m³ 1.8 24h 100
2026-05-24 20 17–24 4.8 µg/m³ 1.4 24h 99
2026-05-23 25 23–30 6.0 µg/m³ 2.9 24h 100
2026-05-22 29 25–36 7.1 µg/m³ 4.1 24h 96
2026-05-21 40 32–47 9.7 µg/m³ 13.0 24h 100
2026-05-20 37 26–42 8.8 µg/m³ 11.4 24h 100
2026-05-19 28 18–33 6.7 µg/m³ 13.5 24h 100
2026-05-18 18 16–21 4.3 µg/m³ 4.1 24h 98
2026-05-17 33 26–37 8.0 µg/m³ 7.6 24h 99
2026-05-16 35 29–41 8.4 µg/m³ 8.9 24h 99
2026-05-15 32 32–32 7.6 µg/m³ 7.2 1h 99
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