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)
64
Moderate
Lower Gwynedd, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
37.15 μg/m³
0
55
155
255
425
605+
59.41 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
5.66 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Lower Gwynedd, Pennsylvania
Lower Gwynedd, Pennsylvania
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AQI 67
Moderate
7.55μg/m³
PM2.5
33.68μg/m³
PM10
60.35ppb
O3
0.71ppb
SO2
6.30ppb
NO2
0.25ppm
CO
AQI 58
Moderate
7.06μg/m³
PM2.5
34.81μg/m³
PM10
57.47ppb
O3
0.78ppb
SO2
5.55ppb
NO2
0.24ppm
CO
AQI 67
Moderate
8.22μg/m³
PM2.5
35.41μg/m³
PM10
59.69ppb
O3
0.75ppb
SO2
5.89ppb
NO2
0.24ppm
CO
AQI 61
Moderate
6.24μg/m³
PM2.5
26.02μg/m³
PM10
57.83ppb
O3
0.67ppb
SO2
9.84ppb
NO2
0.25ppm
CO
AQI 67
Moderate
8.82μg/m³
PM2.5
39.41μg/m³
PM10
59.61ppb
O3
0.72ppb
SO2
5.70ppb
NO2
0.25ppm
CO
AQI 71
Moderate
6.99μg/m³
PM2.5
31.14μg/m³
PM10
60.63ppb
O3
0.70ppb
SO2
6.54ppb
NO2
0.25ppm
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 09:00:00 on 2026-04-23.
The best air quality in Lower Gwynedd, Pennsylvania was recorded at 06:00:00 on 2026-04-23.
The real-time air quality index in Lower Gwynedd, Pennsylvania is 64, currently categorized as Moderate.
The most common pollutant in Lower Gwynedd, Pennsylvania is O3.
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 8.675 μg/m3.
The current PM10 levels in Lower Gwynedd, Pennsylvania are 37.153 μg/m3.
The current carbon monoxide (CO) level in Lower Gwynedd, Pennsylvania is 0.243 ppm.
The current sulfur dioxide (SO2) levels in Lower Gwynedd, Pennsylvania are 0.768 ppb.
The current ozone (O3) levels at Lower Gwynedd, Pennsylvania is 59.41 ppm.
The current nitrogen dioxide (NO2) levels at Lower Gwynedd, Pennsylvania is 5.664 ppb.
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