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)
27
Good
Aston, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.36 μg/m³
0
55
155
255
425
605+
23.68 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
8.76 ppb
0
54
101
361
1250
2050+
0.33 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Aston, Pennsylvania
Aston, Pennsylvania
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AQI 22
Good
3.56μg/m³
PM2.5
15.78μg/m³
PM10
22.94ppb
O3
0.81ppb
SO2
6.61ppb
NO2
0.28ppm
CO
AQI 22
Good
4.29μg/m³
PM2.5
18.75μg/m³
PM10
22.07ppb
O3
0.83ppb
SO2
6.64ppb
NO2
0.29ppm
CO
AQI 27
Good
4.91μg/m³
PM2.5
21.26μg/m³
PM10
21.22ppb
O3
0.84ppb
SO2
6.62ppb
NO2
0.29ppm
CO
AQI 24
Good
3.58μg/m³
PM2.5
12.05μg/m³
PM10
26.20ppb
O3
0.74ppb
SO2
6.81ppb
NO2
0.27ppm
CO
AQI 22
Good
4.24μg/m³
PM2.5
18.45μg/m³
PM10
21.86ppb
O3
0.85ppb
SO2
6.94ppb
NO2
0.30ppm
CO
AQI 22
Good
3.69μg/m³
PM2.5
15.86μg/m³
PM10
24.15ppb
O3
0.82ppb
SO2
6.63ppb
NO2
0.29ppm
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 06:00:00 on 2026-06-07.
In the last 24 hours, the best air quality in Aston, Pennsylvania was observed at 10:00:00 on 2026-06-08.
As of now, the AQI in Aston, Pennsylvania is 27, indicating Good conditions.
Aston, Pennsylvania air has the highest levels of PM2.5.
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 5.117 μg/m3.
The PM10 concentration in Aston, Pennsylvania is 22.36 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Aston, Pennsylvania is 0.33 ppm.
Currently, Aston, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.766 ppb.
The current ozone (O3) level in Aston, Pennsylvania at the moment is 23.685 ppm.
Nitrogen dioxide (NO2) level in Aston, Pennsylvania at the moment is 8.763 ppb.
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