Stay updated with real-time air quality in Mount Lebanon, 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)
43
Good
Mount Lebanon, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.72 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.70 μg/m³
0
55
155
255
425
605+
46.29 ppb
0
55
71
86
201
201+
1.11 ppb
0
36
76
186
605
1005+
3.88 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mount Lebanon, Pennsylvania
Mount Lebanon, Pennsylvania
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AQI 43
Good
4.47μg/m³
PM2.5
19.84μg/m³
PM10
45.62ppb
O3
1.11ppb
SO2
3.90ppb
NO2
0.19ppm
CO
AQI 44
Good
4.68μg/m³
PM2.5
20.51μg/m³
PM10
46.50ppb
O3
1.09ppb
SO2
3.71ppb
NO2
0.20ppm
CO
AQI 41
Good
4.38μg/m³
PM2.5
19.77μg/m³
PM10
44.28ppb
O3
1.10ppb
SO2
3.87ppb
NO2
0.20ppm
CO
AQI 42
Good
4.41μg/m³
PM2.5
19.86μg/m³
PM10
45.44ppb
O3
1.09ppb
SO2
3.81ppb
NO2
0.20ppm
CO
AQI 41
Good
4.74μg/m³
PM2.5
20.76μg/m³
PM10
44.34ppb
O3
1.10ppb
SO2
3.81ppb
NO2
0.20ppm
CO
AQI 42
Good
4.49μg/m³
PM2.5
19.73μg/m³
PM10
45.18ppb
O3
1.06ppb
SO2
3.50ppb
NO2
0.22ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Mount Lebanon, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Mount Lebanon, Pennsylvania was at its worst at 09:00:00 on 2026-07-23.
In the last 24 hours, the best air quality in Mount Lebanon, Pennsylvania was observed at 03:00:00 on 2026-07-23.
As of now, the AQI in Mount Lebanon, Pennsylvania is 43, indicating Good conditions.
Mount Lebanon, Pennsylvania air has the highest levels of O3.
Poor air quality in Mount Lebanon, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Mount Lebanon, Pennsylvania are currently 4.72 μg/m3.
The PM10 concentration in Mount Lebanon, Pennsylvania is 20.7 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mount Lebanon, Pennsylvania is 0.195 ppm.
Currently, Mount Lebanon, Pennsylvania has a sulfur dioxide (SO2) concentration of 1.111 ppb.
The current ozone (O3) level in Mount Lebanon, Pennsylvania at the moment is 46.286 ppm.
Nitrogen dioxide (NO2) level in Mount Lebanon, Pennsylvania at the moment is 3.882 ppb.
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