Toggle navigation
Places
AQI (US)
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
Dunn County
Killdeer
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Killdeer
Dunn County
2026-08-30 02:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
9.3
O3
μg/m³
66.4
SO2
μg/m³
3.4
NO2
μg/m³
3.1
Weather
℃
℃
℉
22℃
78%
7 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
O3
SO2
NO2
Places included
Lake Ilo
AQI 51
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
Killdeer
AQI 49
Dunn Center
AQI 49
Mandaree
AQI 49
Halliday
AQI 49
Watford City
AQI 45
Dodge
AQI 47
Arnegard
AQI 45
Dickinson
AQI 44
South Heart
AQI 49
Belfield
AQI 45
Golden Valley
AQI 52
Air Matters © 2026