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  4. Custer County

Custer County

Idaho

2026-01-22 03:00
CAQI (Europe)
Very Low
Pollutants
O3
μg/m³
42.9
PM10
μg/m³
16.8
PM2.5
μg/m³
9.7
SO2
μg/m³
1.2
Weather
  • ℃
  • ℉
-7℃
68%
3 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • O3
  • PM10
  • PM2.5
  • SO2
Places included
Challis
AQI 18
Clayton
AQI 18
Mackay
AQI 12
Stanley
AQI 18

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Cities Nearby

Clayton
AQI 18
Challis
AQI 18
Stanley
AQI 18
Mackay
AQI 12
Sun Valley
AQI 5
Ketchum
AQI 5
Leadore
AQI 11
Hailey
AQI 5
Bellevue
AQI 5
Moore
AQI 12
Salmon
AQI 10