Toggle navigation
Places
AQI (India)
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
North Dakota
Cass County
Arthur
AQI (India)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Arthur
Cass County, North Dakota
2026-08-12 22:00
AQI (India)
Satisfactory
Pollutants
O3
μg/m³
75.5
PM2.5
μg/m³
10.9
PM10
μg/m³
8.7
NO2
μg/m³
4
SO2
μg/m³
2.8
Weather
℃
℃
℉
28℃
46%
10 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (India)
AQI (India)
O3
PM2.5
PM10
NO2
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
Arthur
AQI 76
Hunter
AQI 77
Amenia
AQI 20
Erie
AQI 74
Gardner
AQI 20
Ayr
AQI 69
Grandin
AQI 77
Argusville
AQI 20
Casselton
AQI 20
Galesburg
AQI 74
Wheatland
AQI 67
Air Matters © 2026