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)
38
Good
West Mifflin, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.17 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.84 μg/m³
0
55
155
255
425
605+
25.62 ppb
0
55
71
86
201
201+
0.75 ppb
0
36
76
186
605
1005+
5.25 ppb
0
54
101
361
1250
2050+
0.29 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 38
Good
7.26μg/m³
PM2.5
32.11μg/m³
PM10
25.70ppb
O3
0.74ppb
SO2
5.23ppb
NO2
0.29ppm
CO
AQI 38
Good
7.00μg/m³
PM2.5
31.18μg/m³
PM10
26.54ppb
O3
0.75ppb
SO2
5.32ppb
NO2
0.28ppm
CO
AQI 33
Good
6.31μg/m³
PM2.5
28.06μg/m³
PM10
29.66ppb
O3
0.75ppb
SO2
5.32ppb
NO2
0.29ppm
CO
AQI 38
Good
6.93μg/m³
PM2.5
30.85μg/m³
PM10
26.67ppb
O3
0.75ppb
SO2
5.30ppb
NO2
0.29ppm
CO
AQI 38
Good
6.71μg/m³
PM2.5
29.97μg/m³
PM10
25.15ppb
O3
0.74ppb
SO2
5.24ppb
NO2
0.29ppm
CO
AQI 38
Good
6.85μg/m³
PM2.5
30.57μg/m³
PM10
27.04ppb
O3
0.75ppb
SO2
5.36ppb
NO2
0.28ppm
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 2026-06-08.
In the last 24 hours, the best air quality in West Mifflin, Pennsylvania was observed at 04:00:00 on 2026-06-08.
As of now, the AQI in West Mifflin, Pennsylvania is 38, indicating Good 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 7.168 μg/m3.
The PM10 concentration in West Mifflin, Pennsylvania is 31.838 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Mifflin, Pennsylvania is 0.29 ppm.
Currently, West Mifflin, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.746 ppb.
The current ozone (O3) level in West Mifflin, Pennsylvania at the moment is 25.617 ppm.
Nitrogen dioxide (NO2) level in West Mifflin, Pennsylvania at the moment is 5.251 ppb.
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