Stay updated with real-time air quality in Lower Gwynedd, 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)
38
Good
Lower Gwynedd, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.91 μg/m³
0
55
155
255
425
605+
27.47 ppb
0
55
71
86
201
201+
0.83 ppb
0
36
76
186
605
1005+
7.03 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Lower Gwynedd, Pennsylvania
Lower Gwynedd, Pennsylvania
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AQI 38
Good
6.53μg/m³
PM2.5
21.57μg/m³
PM10
25.89ppb
O3
0.83ppb
SO2
7.01ppb
NO2
0.24ppm
CO
AQI 33
Good
6.25μg/m³
PM2.5
19.96μg/m³
PM10
30.30ppb
O3
0.84ppb
SO2
6.09ppb
NO2
0.22ppm
CO
AQI 38
Good
6.69μg/m³
PM2.5
23.00μg/m³
PM10
26.96ppb
O3
0.83ppb
SO2
6.99ppb
NO2
0.25ppm
CO
AQI 27
Good
4.43μg/m³
PM2.5
21.19μg/m³
PM10
29.42ppb
O3
0.83ppb
SO2
5.76ppb
NO2
0.21ppm
CO
AQI 38
Good
6.73μg/m³
PM2.5
24.15μg/m³
PM10
26.71ppb
O3
0.84ppb
SO2
7.67ppb
NO2
0.26ppm
CO
AQI 33
Good
6.43μg/m³
PM2.5
20.29μg/m³
PM10
25.48ppb
O3
0.83ppb
SO2
6.82ppb
NO2
0.24ppm
CO
Air quality measurements for Pennsylvania, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Lower Gwynedd, Pennsylvania is updated on an hourly basis.
The worst air quality in Lower Gwynedd, Pennsylvania was recorded at 07:00:00 on 2026-06-07.
The best air quality in Lower Gwynedd, Pennsylvania was recorded at 11:00:00 on 2026-06-08.
The real-time air quality index in Lower Gwynedd, Pennsylvania is 38, currently categorized as Good.
The most common pollutant in Lower Gwynedd, Pennsylvania is PM2.5.
If the air quality in Lower Gwynedd, Pennsylvania is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Lower Gwynedd, Pennsylvania at present are 6.751 μg/m3.
The current PM10 levels in Lower Gwynedd, Pennsylvania are 23.914 μg/m3.
The current carbon monoxide (CO) level in Lower Gwynedd, Pennsylvania is 0.25 ppm.
The current sulfur dioxide (SO2) levels in Lower Gwynedd, Pennsylvania are 0.831 ppb.
The current ozone (O3) levels at Lower Gwynedd, Pennsylvania is 27.466 ppm.
The current nitrogen dioxide (NO2) levels at Lower Gwynedd, Pennsylvania is 7.034 ppb.
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