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 Falls
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
St. Croix Falls
Polk County
2024-12-23 03:00
AQI (China)
Excellent
Pollutants
PM2.5
μg/m³
11
O3
μg/m³
48.3
PM10
μg/m³
9.6
NO2
μg/m³
18.8
CO
μg/m³
421.4
SO2
μg/m³
1.8
Weather
℃
℃
℉
-3℃
79%
9 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
PM2.5
O3
PM10
NO2
CO
SO2
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
Centuria
AQI 16
Dresser
AQI 16
Balsam Lake
AQI 16
Milltown
AQI 16
Shafer
AQI 18
Osceola
AQI 16
Center City
AQI 18
Luck
AQI 16
Amery
AQI 16
Chisago City
AQI 18
Scandia
AQI 18
Air Matters © 2024