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)
32
Good
Aston, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.01 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.50 μg/m³
0
55
155
255
425
605+
34.92 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
14.40 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Aston, Pennsylvania
Aston, Pennsylvania
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AQI 33
Good
6.33μg/m³
PM2.5
28.01μg/m³
PM10
35.99ppb
O3
0.49ppb
SO2
18.41ppb
NO2
0.34ppm
CO
AQI 38
Good
6.91μg/m³
PM2.5
30.31μg/m³
PM10
34.27ppb
O3
0.51ppb
SO2
17.21ppb
NO2
0.34ppm
CO
AQI 38
Good
7.20μg/m³
PM2.5
31.59μg/m³
PM10
33.31ppb
O3
0.51ppb
SO2
16.61ppb
NO2
0.34ppm
CO
AQI 34
Good
6.27μg/m³
PM2.5
24.15μg/m³
PM10
36.79ppb
O3
0.44ppb
SO2
19.10ppb
NO2
0.34ppm
CO
AQI 38
Good
7.43μg/m³
PM2.5
33.01μg/m³
PM10
32.19ppb
O3
0.57ppb
SO2
16.32ppb
NO2
0.36ppm
CO
AQI 38
Good
6.52μg/m³
PM2.5
28.42μg/m³
PM10
33.66ppb
O3
0.48ppb
SO2
17.95ppb
NO2
0.35ppm
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 04:00:00 on 2026-01-22.
In the last 24 hours, the best air quality in Aston, Pennsylvania was observed at 07:00:00 on 2026-01-22.
As of now, the AQI in Aston, Pennsylvania is 32, 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 5.012 μg/m3.
The PM10 concentration in Aston, Pennsylvania is 22.503 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Aston, Pennsylvania is 0.341 ppm.
Currently, Aston, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.506 ppb.
The current ozone (O3) level in Aston, Pennsylvania at the moment is 34.919 ppm.
Nitrogen dioxide (NO2) level in Aston, Pennsylvania at the moment is 14.403 ppb.
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