Stay updated with real-time air quality in Greensburg, Pennsylvania 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)
22
Good
Greensburg, Pennsylvania
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.29 μg/m³
0
55
155
255
425
605+
2.15 ppb
0
55
71
86
201
201+
1.09 ppb
0
36
76
186
605
1005+
6.46 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Greensburg, Pennsylvania
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AQI 22
Good
4.49μg/m³
PM2.5
19.62μg/m³
PM10
4.65ppb
O3
1.18ppb
SO2
7.12ppb
NO2
0.20ppm
CO
AQI 22
Good
3.87μg/m³
PM2.5
16.75μg/m³
PM10
4.95ppb
O3
1.15ppb
SO2
7.00ppb
NO2
0.19ppm
CO
AQI 33
Good
6.13μg/m³
PM2.5
28.56μg/m³
PM10
5.69ppb
O3
1.21ppb
SO2
7.23ppb
NO2
0.22ppm
CO
AQI 33
Good
6.02μg/m³
PM2.5
26.70μg/m³
PM10
2.61ppb
O3
1.22ppb
SO2
7.25ppb
NO2
0.21ppm
CO
AQI 33
Good
6.16μg/m³
PM2.5
28.44μg/m³
PM10
4.42ppb
O3
1.22ppb
SO2
7.24ppb
NO2
0.23ppm
CO
AQI 33
Good
5.97μg/m³
PM2.5
26.39μg/m³
PM10
3.64ppb
O3
1.21ppb
SO2
7.29ppb
NO2
0.21ppm
CO
Air quality measurements for Pennsylvania, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Greensburg, Pennsylvania is updated on an hourly basis.
The worst air quality in Greensburg, Pennsylvania was recorded at 09:00:00 on 2025-10-16.
The best air quality in Greensburg, Pennsylvania was recorded at 09:00:00 on 2025-10-17.
The real-time air quality index in Greensburg, Pennsylvania is 22, currently categorized as Good.
The most common pollutant in Greensburg, Pennsylvania is PM2.5.
If the air quality in Greensburg, Pennsylvania is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Greensburg, Pennsylvania at present are 3.647 μg/m3.
The current PM10 levels in Greensburg, Pennsylvania are 16.508 μg/m3.
The current carbon monoxide (CO) level in Greensburg, Pennsylvania is 0.247 ppm.
The current sulfur dioxide (SO2) levels in Greensburg, Pennsylvania are 1.67 ppb.
The current ozone (O3) levels at Greensburg, Pennsylvania is 20.651 ppm.
The current nitrogen dioxide (NO2) levels at Greensburg, Pennsylvania is 8.657 ppb.
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