Stay updated with real-time air quality in Greensburg, Indiana 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)
32
Good
Greensburg, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.47 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.54 μg/m³
0
55
155
255
425
605+
35.21 ppb
0
55
71
86
201
201+
0.69 ppb
0
36
76
186
605
1005+
5.08 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Greensburg, Indiana
Scroll To Air Quality MapLoading...
AQI 32
Good
4.50μg/m³
PM2.5
16.55μg/m³
PM10
34.89ppb
O3
0.69ppb
SO2
4.97ppb
NO2
0.16ppm
CO
AQI 32
Good
4.10μg/m³
PM2.5
18.24μg/m³
PM10
35.10ppb
O3
0.46ppb
SO2
5.86ppb
NO2
0.16ppm
CO
AQI 31
Good
4.78μg/m³
PM2.5
14.28μg/m³
PM10
32.63ppb
O3
0.89ppb
SO2
5.69ppb
NO2
0.14ppm
CO
AQI 31
Good
4.26μg/m³
PM2.5
33.44μg/m³
PM10
33.83ppb
O3
0.42ppb
SO2
4.43ppb
NO2
0.16ppm
CO
AQI 33
Good
5.72μg/m³
PM2.5
35.20μg/m³
PM10
30.99ppb
O3
0.62ppb
SO2
6.71ppb
NO2
0.17ppm
CO
AQI 32
Good
4.30μg/m³
PM2.5
17.62μg/m³
PM10
35.20ppb
O3
0.67ppb
SO2
4.03ppb
NO2
0.15ppm
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 Greensburg, Indiana is updated every hour.
The worst air quality in Greensburg, Indiana in the last 24 hours was observed at 03:00:00 on 2026-03-09.
In the last 24 hrs, the best air quality in Greensburg, Indiana was observed at 06:00:00 on 2026-03-09.
The current air quality in Greensburg, Indiana is 32, categorized as Good based on real-time data.
The most common pollutant in Greensburg, Indiana is O3.
If the air quality in Greensburg, Indiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Greensburg, Indiana is 4.467 μg/m3.
The current PM10 concentration at Greensburg, Indiana is 17.541 μg/m3.
The current carbon monoxide (CO) concentration at Greensburg, Indiana is 0.157 ppm.
The current sulfur dioxide (SO2) concentration at Greensburg, Indiana is 0.688 ppb.
The current ozone (O3) concentration at Greensburg, Indiana is 35.206 ppm.
The current nitrogen dioxide (NO2) concentration at Greensburg, Indiana is 5.08 ppb.
All Rights Reserved © Ambee Inc. 2025