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)
52
Moderate
West Mifflin, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.32 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.12 μg/m³
0
55
155
255
425
605+
22.57 ppb
0
55
71
86
201
201+
1.29 ppb
0
36
76
186
605
1005+
10.47 ppb
0
54
101
361
1250
2050+
0.19 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 52
Moderate
10.00μg/m³
PM2.5
44.82μg/m³
PM10
22.46ppb
O3
1.28ppb
SO2
10.44ppb
NO2
0.19ppm
CO
AQI 54
Moderate
10.55μg/m³
PM2.5
47.02μg/m³
PM10
22.77ppb
O3
1.29ppb
SO2
10.70ppb
NO2
0.19ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
49.96μg/m³
PM10
24.18ppb
O3
1.30ppb
SO2
10.48ppb
NO2
0.19ppm
CO
AQI 54
Moderate
10.57μg/m³
PM2.5
47.15μg/m³
PM10
22.90ppb
O3
1.29ppb
SO2
10.60ppb
NO2
0.19ppm
CO
AQI 52
Moderate
9.97μg/m³
PM2.5
44.65μg/m³
PM10
22.64ppb
O3
1.28ppb
SO2
10.39ppb
NO2
0.19ppm
CO
AQI 52
Moderate
10.13μg/m³
PM2.5
45.25μg/m³
PM10
22.54ppb
O3
1.29ppb
SO2
10.91ppb
NO2
0.18ppm
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 10:00:00 on 2025-12-07.
In the last 24 hours, the best air quality in West Mifflin, Pennsylvania was observed at 09:00:00 on 2025-12-07.
As of now, the AQI in West Mifflin, Pennsylvania is 52, 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 10.323 μg/m3.
The PM10 concentration in West Mifflin, Pennsylvania is 46.118 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Mifflin, Pennsylvania is 0.186 ppm.
Currently, West Mifflin, Pennsylvania has a sulfur dioxide (SO2) concentration of 1.287 ppb.
The current ozone (O3) level in West Mifflin, Pennsylvania at the moment is 22.565 ppm.
Nitrogen dioxide (NO2) level in West Mifflin, Pennsylvania at the moment is 10.471 ppb.
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