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
Ohio
Licking County
Johnstown
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Johnstown
Monroe Township, Licking County
2025-12-16 12:00
AQI (China)
Excellent
Pollutants
PM10
μg/m³
17
PM2.5
μg/m³
11.3
Weather
℃
℃
℉
-7℃
77%
5 kph
1 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
PM10
PM2.5
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
Johnstown
AQI 17
Alexandria
AQI 17
New Albany
AQI 17
Centerburg
AQI 17
Granville
AQI 17
Pataskala
AQI 17
Sunbury
AQI 17
Galena
AQI 17
Westerville
AQI 18
Utica
AQI 31
Gahanna
AQI 22
Air Matters © 2025