Stay updated with real-time air quality in Upper Uwchlan, 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)
73
Moderate
Upper Uwchlan, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
21.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
95.06 μg/m³
0
55
155
255
425
605+
15.83 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
15.25 ppb
0
54
101
361
1250
2050+
0.67 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Upper Uwchlan, Pennsylvania
Upper Uwchlan, Pennsylvania
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AQI 73
Moderate
21.12μg/m³
PM2.5
95.06μg/m³
PM10
13.13ppb
O3
0.66ppb
SO2
15.20ppb
NO2
0.67ppm
CO
AQI 73
Moderate
20.61μg/m³
PM2.5
88.26μg/m³
PM10
15.99ppb
O3
0.69ppb
SO2
15.27ppb
NO2
0.67ppm
CO
AQI 73
Moderate
20.66μg/m³
PM2.5
88.09μg/m³
PM10
8.62ppb
O3
0.63ppb
SO2
15.13ppb
NO2
0.67ppm
CO
AQI 73
Moderate
21.41μg/m³
PM2.5
96.22μg/m³
PM10
19.83ppb
O3
0.69ppb
SO2
14.54ppb
NO2
0.67ppm
CO
AQI 73
Moderate
21.35μg/m³
PM2.5
88.51μg/m³
PM10
9.72ppb
O3
0.71ppb
SO2
15.13ppb
NO2
0.69ppm
CO
AQI 73
Moderate
21.24μg/m³
PM2.5
88.09μg/m³
PM10
18.19ppb
O3
0.66ppb
SO2
14.62ppb
NO2
0.67ppm
CO
The air quality data for Pennsylvania, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Upper Uwchlan, Pennsylvania are available every hour.
Upper Uwchlan, Pennsylvania experienced its worst air quality at 07:00:00, 2025-12-06.
The best air quality in Upper Uwchlan, Pennsylvania was observed at 10:00:00 on 2025-12-06.
The air quality in Upper Uwchlan, Pennsylvania right now is Moderate, with an AQI of 73.
In Upper Uwchlan, Pennsylvania, PM2.5 is the most frequently found pollutant.
When air quality in Upper Uwchlan, Pennsylvania is compromised, staying indoors and wearing a mask can reduce health risks.
Upper Uwchlan, Pennsylvania currently has a PM2.5 concentration of 21.052 μg/m3.
Upper Uwchlan, Pennsylvania currently has a PM10 concentration of 95.06 μg/m3.
The current carbon monoxide (CO) level in Upper Uwchlan, Pennsylvania is 0.672 ppm.
The current sulfur dioxide (SO2) concentration in Upper Uwchlan, Pennsylvania is 0.738 ppb.
Upper Uwchlan, Pennsylvania currently has an ozone (O3) concentration of 15.831 ppm.
The current level of nitrogen dioxide (NO2) in Upper Uwchlan, Pennsylvania is 15.254 ppb.
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