Stay updated with real-time air quality in Indiana, USA featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
67
Moderate
Indiana, USA
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
17.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
69.83 μg/m³
0
55
155
255
425
605+
19.00 ppb
0
55
71
86
201
201+
0.70 ppb
0
36
76
186
605
1005+
13.16 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Indiana, USA
Indiana, USA
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 73
Moderate
21.44μg/m³
PM2.5
63.22μg/m³
PM10
19.05ppb
O3
1.27ppb
SO2
10.21ppb
NO2
0.25ppm
CO
AQI 60
Moderate
13.54μg/m³
PM2.5
58.34μg/m³
PM10
19.24ppb
O3
0.62ppb
SO2
14.44ppb
NO2
0.25ppm
CO
AQI 71
Moderate
19.95μg/m³
PM2.5
70.43μg/m³
PM10
14.06ppb
O3
0.84ppb
SO2
12.86ppb
NO2
0.33ppm
CO
AQI 52
Moderate
10.49μg/m³
PM2.5
44.63μg/m³
PM10
21.58ppb
O3
0.68ppb
SO2
10.29ppb
NO2
0.21ppm
CO
AQI 54
Moderate
10.50μg/m³
PM2.5
36.52μg/m³
PM10
20.15ppb
O3
0.77ppb
SO2
10.00ppb
NO2
0.28ppm
CO
AQI 62
Moderate
14.79μg/m³
PM2.5
58.81μg/m³
PM10
15.49ppb
O3
1.59ppb
SO2
9.28ppb
NO2
0.25ppm
CO
Air quality data and pollutant measurements for Indiana, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Indiana, USA is updated every hour.
The worst air quality in Indiana, USA in the last 24 hours was observed at 06:00:00 on 2025-12-06.
In the last 24 hrs, the best air quality in Indiana, USA was observed at 11:00:00 on 2025-12-06.
The current air quality in Indiana, USA is 67, categorized as Moderate based on real-time data.
The most common pollutant in Indiana, USA is PM2.5.
If the air quality in Indiana, USA is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Indiana, USA is 17.891 μg/m3.
The current PM10 concentration at Indiana, USA is 69.827 μg/m3.
The current carbon monoxide (CO) concentration at Indiana, USA is 0.281 ppm.
The current sulfur dioxide (SO2) concentration at Indiana, USA is 0.697 ppb.
The current ozone (O3) concentration at Indiana, USA is 19 ppm.
The current nitrogen dioxide (NO2) concentration at Indiana, USA is 13.161 ppb.
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