Stay updated with real-time air quality in South Fayette, 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)
33
Good
South Fayette, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.67 μg/m³
0
55
155
255
425
605+
35.33 ppb
0
55
71
86
201
201+
0.86 ppb
0
36
76
186
605
1005+
7.05 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South Fayette, Pennsylvania
South Fayette, Pennsylvania
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AQI 33
Good
5.89μg/m³
PM2.5
25.95μg/m³
PM10
30.93ppb
O3
0.84ppb
SO2
5.98ppb
NO2
0.22ppm
CO
AQI 38
Good
6.68μg/m³
PM2.5
30.64μg/m³
PM10
24.44ppb
O3
0.81ppb
SO2
5.98ppb
NO2
0.25ppm
CO
AQI 39
Good
5.55μg/m³
PM2.5
24.25μg/m³
PM10
42.45ppb
O3
0.85ppb
SO2
5.99ppb
NO2
0.21ppm
CO
AQI 38
Good
6.84μg/m³
PM2.5
28.08μg/m³
PM10
29.35ppb
O3
0.81ppb
SO2
5.98ppb
NO2
0.21ppm
CO
AQI 33
Good
6.45μg/m³
PM2.5
28.70μg/m³
PM10
32.02ppb
O3
0.80ppb
SO2
5.64ppb
NO2
0.23ppm
CO
AQI 38
Good
6.96μg/m³
PM2.5
30.86μg/m³
PM10
23.80ppb
O3
0.79ppb
SO2
5.58ppb
NO2
0.26ppm
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 South Fayette, Pennsylvania is updated on an hourly basis.
The worst air quality in South Fayette, Pennsylvania was recorded at 09:00:00 on 2026-06-07.
The best air quality in South Fayette, Pennsylvania was recorded at 09:00:00 on 2026-06-07.
The real-time air quality index in South Fayette, Pennsylvania is 38, currently categorized as Good.
The most common pollutant in South Fayette, Pennsylvania is O3.
If the air quality in South Fayette, Pennsylvania is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in South Fayette, Pennsylvania at present are 5.616 μg/m3.
The current PM10 levels in South Fayette, Pennsylvania are 24.584 μg/m3.
The current carbon monoxide (CO) level in South Fayette, Pennsylvania is 0.214 ppm.
The current sulfur dioxide (SO2) levels in South Fayette, Pennsylvania are 0.846 ppb.
The current ozone (O3) levels at South Fayette, Pennsylvania is 40.503 ppm.
The current nitrogen dioxide (NO2) levels at South Fayette, Pennsylvania is 5.985 ppb.
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