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)
38
Good
Indiana, USA
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.51 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.55 μg/m³
0
55
155
255
425
605+
17.86 ppb
0
55
71
86
201
201+
1.40 ppb
0
36
76
186
605
1005+
5.28 ppb
0
54
101
361
1250
2050+
0.24 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 33
Good
6.21μg/m³
PM2.5
21.80μg/m³
PM10
15.06ppb
O3
1.40ppb
SO2
4.71ppb
NO2
0.26ppm
CO
AQI 33
Good
5.98μg/m³
PM2.5
24.51μg/m³
PM10
19.84ppb
O3
0.83ppb
SO2
5.99ppb
NO2
0.20ppm
CO
AQI 33
Good
5.53μg/m³
PM2.5
21.48μg/m³
PM10
23.66ppb
O3
1.07ppb
SO2
5.00ppb
NO2
0.24ppm
CO
AQI 38
Good
6.66μg/m³
PM2.5
24.84μg/m³
PM10
7.91ppb
O3
0.46ppb
SO2
6.73ppb
NO2
0.29ppm
CO
AQI 33
Good
5.94μg/m³
PM2.5
20.72μg/m³
PM10
14.52ppb
O3
0.63ppb
SO2
8.04ppb
NO2
0.26ppm
CO
AQI 33
Good
6.45μg/m³
PM2.5
24.97μg/m³
PM10
13.65ppb
O3
0.83ppb
SO2
3.54ppb
NO2
0.29ppm
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 03:00:00 on 2026-09-07.
In the last 24 hrs, the best air quality in Indiana, USA was observed at 06:00:00 on 2026-09-06.
The current air quality in Indiana, USA is 38, categorized as Good 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 6.507 μg/m3.
The current PM10 concentration at Indiana, USA is 24.545 μg/m3.
The current carbon monoxide (CO) concentration at Indiana, USA is 0.238 ppm.
The current sulfur dioxide (SO2) concentration at Indiana, USA is 1.402 ppb.
The current ozone (O3) concentration at Indiana, USA is 17.864 ppm.
The current nitrogen dioxide (NO2) concentration at Indiana, USA is 5.283 ppb.
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