Stay updated with real-time air quality in Monroeville, 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)
49
Good
Monroeville, Pennsylvania
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
39.42 μg/m³
0
55
155
255
425
605+
35.55 ppb
0
55
71
86
201
201+
1.05 ppb
0
36
76
186
605
1005+
6.12 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Monroeville, Pennsylvania
Monroeville, Pennsylvania
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AQI 62
Moderate
14.58μg/m³
PM2.5
65.95μg/m³
PM10
20.67ppb
O3
1.95ppb
SO2
6.25ppb
NO2
0.21ppm
CO
AQI 56
Moderate
12.49μg/m³
PM2.5
57.36μg/m³
PM10
18.61ppb
O3
1.95ppb
SO2
6.24ppb
NO2
0.21ppm
CO
AQI 64
Moderate
16.11μg/m³
PM2.5
72.30μg/m³
PM10
23.21ppb
O3
1.95ppb
SO2
6.28ppb
NO2
0.21ppm
CO
AQI 56
Moderate
12.34μg/m³
PM2.5
58.13μg/m³
PM10
26.34ppb
O3
1.89ppb
SO2
6.24ppb
NO2
0.19ppm
CO
AQI 64
Moderate
16.07μg/m³
PM2.5
72.05μg/m³
PM10
22.42ppb
O3
1.95ppb
SO2
6.26ppb
NO2
0.21ppm
CO
AQI 56
Moderate
12.23μg/m³
PM2.5
57.34μg/m³
PM10
24.06ppb
O3
1.86ppb
SO2
6.26ppb
NO2
0.18ppm
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 Monroeville, Pennsylvania is updated on an hourly basis.
The worst air quality in Monroeville, Pennsylvania was recorded at 09:00:00 on 2025-07-25.
The best air quality in Monroeville, Pennsylvania was recorded at 11:00:00 on 2025-07-24.
The real-time air quality index in Monroeville, Pennsylvania is 64, currently categorized as Moderate.
The most common pollutant in Monroeville, Pennsylvania is PM2.5.
If the air quality in Monroeville, Pennsylvania is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Monroeville, Pennsylvania at present are 15.592 μg/m3.
The current PM10 levels in Monroeville, Pennsylvania are 70.085 μg/m3.
The current carbon monoxide (CO) level in Monroeville, Pennsylvania is 0.213 ppm.
The current sulfur dioxide (SO2) levels in Monroeville, Pennsylvania are 1.95 ppb.
The current ozone (O3) levels at Monroeville, Pennsylvania is 22.143 ppm.
The current nitrogen dioxide (NO2) levels at Monroeville, Pennsylvania is 6.263 ppb.
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