Stay updated with real-time air quality in Aston, 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)
50
Good
Aston, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.93 μg/m³
0
55
155
255
425
605+
53.64 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
15.59 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Aston, Pennsylvania
Aston, Pennsylvania
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AQI 48
Good
8.06μg/m³
PM2.5
35.19μg/m³
PM10
52.28ppb
O3
0.38ppb
SO2
15.98ppb
NO2
0.24ppm
CO
AQI 50
Good
8.98μg/m³
PM2.5
39.44μg/m³
PM10
53.67ppb
O3
0.48ppb
SO2
16.21ppb
NO2
0.24ppm
CO
AQI 49
Good
9.27μg/m³
PM2.5
41.30μg/m³
PM10
53.02ppb
O3
0.52ppb
SO2
16.65ppb
NO2
0.24ppm
CO
AQI 64
Moderate
8.95μg/m³
PM2.5
37.63μg/m³
PM10
58.53ppb
O3
0.28ppb
SO2
12.69ppb
NO2
0.24ppm
CO
AQI 52
Moderate
10.17μg/m³
PM2.5
45.40μg/m³
PM10
54.55ppb
O3
0.56ppb
SO2
13.95ppb
NO2
0.24ppm
CO
AQI 58
Moderate
11.55μg/m³
PM2.5
35.17μg/m³
PM10
57.25ppb
O3
0.42ppb
SO2
16.79ppb
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 Aston, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Aston, Pennsylvania was at its worst at 10:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Aston, Pennsylvania was observed at 01:00:00 on 2026-04-23.
As of now, the AQI in Aston, Pennsylvania is 50, indicating Good conditions.
Aston, Pennsylvania air has the highest levels of O3.
Poor air quality in Aston, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Aston, Pennsylvania are currently 8.48 μg/m3.
The PM10 concentration in Aston, Pennsylvania is 36.926 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Aston, Pennsylvania is 0.239 ppm.
Currently, Aston, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.394 ppb.
The current ozone (O3) level in Aston, Pennsylvania at the moment is 53.644 ppm.
Nitrogen dioxide (NO2) level in Aston, Pennsylvania at the moment is 15.594 ppb.
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