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
Indiana
Lake County
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Lake County
Indiana
2026-09-01 16:00
AQI (China)
Excellent
Pollutants
|
Pollens
PM10
μg/m³
30.8
PM2.5
μg/m³
16
O3
μg/m³
63.2
NO2
μg/m³
11.1
SO2
μg/m³
1.4
Pollen
7.6
Weather
℃
℃
℉
31℃
71%
11 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
Pollen
PM10
PM2.5
O3
NO2
SO2
Places included
Calumet Township
AQI 31
Cedar Creek Township
AQI 22
Center Township
AQI 31
Hanover Township
AQI 31
Hobart Township
AQI 31
North Township
AQI 31
Ross Township
AQI 31
St. John Township
AQI 31
West Creek Township
AQI 21
Winfield Township
AQI 31
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
Hobart
AQI 31
New Chicago
AQI 31
Winfield
AQI 31
Crown Point
AQI 31
Lake Station
AQI 31
Griffith
AQI 31
Gary
AQI 31
Schererville
AQI 31
Portage
AQI 40
Highland
AQI 31
Saint John
AQI 31
Air Matters © 2026