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  4. St. Croix County
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Somerset

St. Croix County, Wisconsin

2025-12-09 02:00
CAQI (Europe)
Very Low
Pollutants
O3
μg/m³
50.4
PM2.5
μg/m³
11.4
PM10
μg/m³
11.8
NO2
μg/m³
19.9
CO
μg/m³
314.4
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
-8℃
93%
19 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • O3
  • PM2.5
  • PM10
  • NO2
  • CO
  • SO2

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Cities Nearby

Somerset
AQI 22
Marine on Saint Croix
AQI 22
Stillwater
AQI 18
Star Prairie
AQI 22
Oak Park Heights
AQI 18
Bayport
AQI 18
North Hudson
AQI 18
Scandia
AQI 22
Hudson
AQI 18
Grant
AQI 18
Lakeland
AQI 18