Stay updated with real-time air quality in West Mifflin, 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)
56
Moderate
West Mifflin, Pennsylvania
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
12.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
53.43 μg/m³
0
55
155
255
425
605+
8.51 ppb
0
55
71
86
201
201+
1.23 ppb
0
36
76
186
605
1005+
16.90 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
West Mifflin, Pennsylvania
West Mifflin, Pennsylvania
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AQI 54
Moderate
10.61μg/m³
PM2.5
46.85μg/m³
PM10
8.28ppb
O3
2.04ppb
SO2
12.48ppb
NO2
0.23ppm
CO
AQI 52
Moderate
10.34μg/m³
PM2.5
45.93μg/m³
PM10
9.36ppb
O3
2.08ppb
SO2
13.37ppb
NO2
0.24ppm
CO
AQI 54
Moderate
10.68μg/m³
PM2.5
47.43μg/m³
PM10
8.64ppb
O3
2.02ppb
SO2
12.83ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.35μg/m³
PM2.5
50.28μg/m³
PM10
6.98ppb
O3
2.03ppb
SO2
12.25ppb
NO2
0.23ppm
CO
AQI 49
Good
9.41μg/m³
PM2.5
42.05μg/m³
PM10
10.52ppb
O3
2.07ppb
SO2
12.71ppb
NO2
0.23ppm
CO
AQI 52
Moderate
9.50μg/m³
PM2.5
42.75μg/m³
PM10
12.33ppb
O3
2.10ppb
SO2
13.42ppb
NO2
0.24ppm
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 West Mifflin, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in West Mifflin, Pennsylvania was at its worst at 03:00:00 on 2025-10-21.
In the last 24 hours, the best air quality in West Mifflin, Pennsylvania was observed at 01:00:00 on 2025-10-21.
As of now, the AQI in West Mifflin, Pennsylvania is 56, indicating Moderate conditions.
West Mifflin, Pennsylvania air has the highest levels of PM2.5.
Poor air quality in West Mifflin, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in West Mifflin, Pennsylvania are currently 12.098 μg/m3.
The PM10 concentration in West Mifflin, Pennsylvania is 53.431 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Mifflin, Pennsylvania is 0.157 ppm.
Currently, West Mifflin, Pennsylvania has a sulfur dioxide (SO2) concentration of 1.233 ppb.
The current ozone (O3) level in West Mifflin, Pennsylvania at the moment is 8.509 ppm.
Nitrogen dioxide (NO2) level in West Mifflin, Pennsylvania at the moment is 16.897 ppb.
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