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)
44
Good
Greensburg, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.13 μg/m³
0
55
155
255
425
605+
46.99 ppb
0
55
71
86
201
201+
1.42 ppb
0
36
76
186
605
1005+
8.30 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Greensburg, Indiana
Greensburg, Indiana
Scroll To Air Quality MapLoading...
AQI 56
Moderate
11.64μg/m³
PM2.5
46.08μg/m³
PM10
45.04ppb
O3
1.13ppb
SO2
7.62ppb
NO2
0.22ppm
CO
AQI 42
Good
5.41μg/m³
PM2.5
23.59μg/m³
PM10
45.48ppb
O3
1.56ppb
SO2
7.99ppb
NO2
0.22ppm
CO
AQI 54
Moderate
10.88μg/m³
PM2.5
35.42μg/m³
PM10
42.80ppb
O3
1.30ppb
SO2
10.04ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.01μg/m³
PM2.5
34.44μg/m³
PM10
45.64ppb
O3
1.21ppb
SO2
6.54ppb
NO2
0.22ppm
CO
AQI 44
Good
7.64μg/m³
PM2.5
36.10μg/m³
PM10
42.44ppb
O3
1.78ppb
SO2
8.05ppb
NO2
0.22ppm
CO
AQI 56
Moderate
11.78μg/m³
PM2.5
44.33μg/m³
PM10
45.45ppb
O3
0.90ppb
SO2
6.69ppb
NO2
0.22ppm
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 06:00:00 on 2026-10-22.
In the last 24 hrs, the best air quality in Greensburg, Indiana was observed at 05:00:00 on 2026-10-22.
The current air quality in Greensburg, Indiana is 44, 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 6.266 μg/m3.
The current PM10 concentration at Greensburg, Indiana is 29.129 μg/m3.
The current carbon monoxide (CO) concentration at Greensburg, Indiana is 0.248 ppm.
The current sulfur dioxide (SO2) concentration at Greensburg, Indiana is 1.415 ppb.
The current ozone (O3) concentration at Greensburg, Indiana is 46.987 ppm.
The current nitrogen dioxide (NO2) concentration at Greensburg, Indiana is 8.303 ppb.
All Rights Reserved © Ambee Inc. 2025