Toggle navigation
Places
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
North America
United States
Wisconsin
St. Croix County
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
St. Croix County
Wisconsin
2026-09-03 17:00
AQI (China)
Excellent
Pollutants
|
Pollens
PM10
μg/m³
16
PM2.5
μg/m³
4.9
Pollen
8.9
Weather
℃
℃
℉
25℃
74%
18 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
Pollen
PM10
PM2.5
Places included
Baldwin
AQI 16
Deer Park
AQI 25
Glenwood City
AQI 7
Hammond
AQI 22
Hudson
AQI 16
Hudson
AQI 7
North Hudson
AQI 16
River Falls
AQI 14
Somerset
AQI 27
Somerset
AQI 27
St. Joseph
AQI 7
Stanton
AQI 26
Star Prairie
AQI 27
Warren
AQI 25
Wilson
AQI 8
Woodville
AQI 8
Data Sources
http://www.airnow.gov/
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Hammond
AQI 22
Baldwin
AQI 16
Woodville
AQI 8
Deer Park
AQI 25
Glenwood City
AQI 7
Star Prairie
AQI 27
Wilson
AQI 8
Downing
AQI 7
Somerset
AQI 27
Clear Lake
AQI 12
Spring Valley
AQI 8
Air Matters © 2026