Lewiston, Idaho, USA Air Quality

Monitoring Station · Lewiston, United States
70
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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AQI Forecast
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Air Quality Forecast (24h)

PM2.521.1 µg/m³ ×1.4 WHO
Moderate
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Nearby Monitoring Stations

26
Lewiston, Idaho, USA
0.0 km PM2.5: 6.2 µg/m³
21
Lewiston, Idaho, USA
0.0 km PM2.5: 5.0 µg/m³
50
Lewiston, Idaho, USA
0.0 km PM2.5: 12.0 µg/m³
50
Lewiston, Idaho, USA
0.0 km PM2.5: 12.0 µg/m³
32
13th St, Clarkston, Washington, USA
5.5 km PM2.5: 7.7 µg/m³
31
13th St, Clarkston, Washington, USA
5.5 km PM2.5: 7.4 µg/m³

Nearby Cities

42 Lewiston 46 Lewiston Orchards 27 Moscow 27 Pullman 28 Walla Walla 25 Opportunity 24 Spokane Valley 25 Coeur d'Alene 23 Spokane

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-20T21:47 UTC.