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)
88
Moderate
Aston, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
29.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
121.84 μg/m³
0
55
155
255
425
605+
7.44 ppb
0
55
71
86
201
201+
0.79 ppb
0
36
76
186
605
1005+
16.84 ppb
0
54
101
361
1250
2050+
0.69 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Aston, Pennsylvania
Aston, Pennsylvania
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AQI 86
Moderate
27.94μg/m³
PM2.5
120.34μg/m³
PM10
7.87ppb
O3
0.79ppb
SO2
16.86ppb
NO2
0.70ppm
CO
AQI 92
Moderate
30.50μg/m³
PM2.5
132.54μg/m³
PM10
5.35ppb
O3
0.91ppb
SO2
17.16ppb
NO2
0.69ppm
CO
AQI 96
Moderate
32.90μg/m³
PM2.5
142.19μg/m³
PM10
3.54ppb
O3
0.99ppb
SO2
17.09ppb
NO2
0.69ppm
CO
AQI 84
Moderate
27.45μg/m³
PM2.5
81.21μg/m³
PM10
8.68ppb
O3
0.52ppb
SO2
16.57ppb
NO2
0.68ppm
CO
AQI 90
Moderate
29.68μg/m³
PM2.5
129.02μg/m³
PM10
3.72ppb
O3
1.15ppb
SO2
18.30ppb
NO2
0.69ppm
CO
AQI 84
Moderate
27.40μg/m³
PM2.5
50.79μg/m³
PM10
4.98ppb
O3
1.07ppb
SO2
17.37ppb
NO2
0.70ppm
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 2025-12-07.
In the last 24 hours, the best air quality in Aston, Pennsylvania was observed at 08:00:00 on 2025-12-06.
As of now, the AQI in Aston, Pennsylvania is 88, indicating Moderate 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 29.036 μg/m3.
The PM10 concentration in Aston, Pennsylvania is 121.842 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Aston, Pennsylvania is 0.695 ppm.
Currently, Aston, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.786 ppb.
The current ozone (O3) level in Aston, Pennsylvania at the moment is 7.439 ppm.
Nitrogen dioxide (NO2) level in Aston, Pennsylvania at the moment is 16.837 ppb.
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