Lewiston, Idaho, USA Air Quality

Monitoring Station · Lewiston, United States
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
56 8pm
32
32
32 11pm
32
32
32 2am
32
33
33 5am
33
32
32 8am
32
32
— 11am
—
—
— 2pm
—
—
— 5pm
—
—
CAMS model adj +8
24
24
24
24
24
24
24
24
25
25
25
24
24
24
24

Air Quality Forecast (24h)

PM2.514.5 µg/m³ ✓ WHO
Moderate
View city history →

Nearby Monitoring Stations

50
Lewiston, Idaho, USA
0.0 km PM2.5: 12.0 µg/m³
46
Lewiston, Idaho, USA
0.0 km PM2.5: 11.0 µg/m³
20
13th St, Clarkston, Washington, USA
5.5 km PM2.5: 4.8 µg/m³
53
13th St, Clarkston, Washington, USA
5.5 km PM2.5: 13.1 µg/m³
10
13th St, Clarkston, Washington, USA
5.5 km PM2.5: 2.4 µg/m³
27
Lapwai_trex, Idaho, USA
14.3 km PM2.5: 6.5 µg/m³
6
Lapwai_trex, Idaho, USA
14.3 km PM2.5: 1.4 µg/m³
16
Lapwai_trex, Idaho, USA
14.3 km PM2.5: 3.8 µg/m³

Nearby Cities

20 Lewiston 18 Lewiston Orchards 10 Moscow 10 Pullman 10 Walla Walla 7 Opportunity 5 Spokane Valley 12 Coeur d'Alene 5 Spokane

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-08T23:20 UTC.