Toggle navigation
Places
CAQI (Europe)
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
Illinois
McHenry County
Riley Township
CAQI (Europe)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Riley Township
McHenry County
2026-06-06 00:00
CAQI (Europe)
Low
Pollutants
O3
μg/m³
93.3
PM2.5
μg/m³
8.8
PM10
μg/m³
3.8
Weather
℃
℃
℉
25℃
83%
19 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
CAQI (Europe)
CAQI (Europe)
O3
PM2.5
PM10
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
Union
AQI 19
Genoa
AQI 35
Hampshire
AQI 19
Belvidere
AQI 14
Huntley
AQI 19
Woodstock
AQI 19
Kirkland
AQI 14
Timberlane
AQI 14
Capron
AQI 43
Poplar Grove
AQI 14
Village of Lakewood
AQI 19
Air Matters © 2026