Porthill, Idaho, USA

Monitoring Station · Cranbrook, Canada
7
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
7 12am
9
9
9 3am
9
9
9 6am
9
9
9 9am
9
9
9 12pm
9
9
— 3pm
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Station readings
7
CAMS model adj -15
24
24
24
24
24
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24
24
24
24
24
24
24
24
24

Air Quality Trend (24h)

PM2.51.7 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

8
Porthill, Idaho, USA
0.0 km PM2.5: 1.9 µg/m³
-
Creston Hillside
11.6 km PM2.5: 0.0 µg/m³
13
Mt Hall, Idaho, USA
15.8 km PM2.5: 3.1 µg/m³
24
Mt Hall, Idaho, USA
15.8 km PM2.5: 5.8 µg/m³
7
Mt Hall, Idaho, USA
15.8 km PM2.5: 1.7 µg/m³

Nearby Cities

18 Cranbrook 8 Post Falls 12 Coeur d'Alene 9 Spokane Valley 10 Opportunity 10 Spokane 17 Kalispell 10 Penticton 25 Rutland

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T03:04 UTC.