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)
75
Moderate
Greensburg, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
22.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
85.95 μg/m³
0
55
155
255
425
605+
14.00 ppb
0
55
71
86
201
201+
0.67 ppb
0
36
76
186
605
1005+
13.87 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Greensburg, Indiana
Greensburg, Indiana
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AQI 67
Moderate
18.14μg/m³
PM2.5
50.63μg/m³
PM10
18.50ppb
O3
0.61ppb
SO2
15.77ppb
NO2
0.30ppm
CO
AQI 64
Moderate
15.84μg/m³
PM2.5
70.78μg/m³
PM10
17.34ppb
O3
0.58ppb
SO2
15.64ppb
NO2
0.30ppm
CO
AQI 67
Moderate
18.41μg/m³
PM2.5
59.03μg/m³
PM10
20.05ppb
O3
1.00ppb
SO2
10.97ppb
NO2
0.28ppm
CO
AQI 67
Moderate
18.13μg/m³
PM2.5
51.65μg/m³
PM10
19.32ppb
O3
0.56ppb
SO2
17.98ppb
NO2
0.30ppm
CO
AQI 77
Moderate
23.43μg/m³
PM2.5
76.91μg/m³
PM10
10.24ppb
O3
0.57ppb
SO2
15.93ppb
NO2
0.31ppm
CO
AQI 67
Moderate
17.88μg/m³
PM2.5
64.16μg/m³
PM10
15.45ppb
O3
0.56ppb
SO2
18.15ppb
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 Greensburg, Indiana is updated every hour.
The worst air quality in Greensburg, Indiana in the last 24 hours was observed at 08:00:00 on 2025-12-07.
In the last 24 hrs, the best air quality in Greensburg, Indiana was observed at 11:00:00 on 2025-12-06.
The current air quality in Greensburg, Indiana is 75, categorized as Moderate based on real-time data.
The most common pollutant in Greensburg, Indiana is PM2.5.
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 21.997 μg/m3.
The current PM10 concentration at Greensburg, Indiana is 85.951 μg/m3.
The current carbon monoxide (CO) concentration at Greensburg, Indiana is 0.36 ppm.
The current sulfur dioxide (SO2) concentration at Greensburg, Indiana is 0.674 ppb.
The current ozone (O3) concentration at Greensburg, Indiana is 14.003 ppm.
The current nitrogen dioxide (NO2) concentration at Greensburg, Indiana is 13.866 ppb.
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