Stay updated with real-time air quality in Ridley, 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)
33
Good
Ridley, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.32 μg/m³
0
55
155
255
425
605+
24.83 ppb
0
55
71
86
201
201+
0.79 ppb
0
36
76
186
605
1005+
7.02 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Ridley, Pennsylvania
Ridley, Pennsylvania
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AQI 22
Good
4.29μg/m³
PM2.5
18.75μg/m³
PM10
22.07ppb
O3
0.83ppb
SO2
6.64ppb
NO2
0.29ppm
CO
AQI 27
Good
4.91μg/m³
PM2.5
21.26μg/m³
PM10
21.22ppb
O3
0.84ppb
SO2
6.62ppb
NO2
0.29ppm
CO
AQI 27
Good
4.59μg/m³
PM2.5
20.01μg/m³
PM10
22.61ppb
O3
0.88ppb
SO2
7.71ppb
NO2
0.32ppm
CO
AQI 27
Good
4.63μg/m³
PM2.5
20.09μg/m³
PM10
22.72ppb
O3
0.90ppb
SO2
7.65ppb
NO2
0.33ppm
CO
AQI 22
Good
3.88μg/m³
PM2.5
16.74μg/m³
PM10
23.16ppb
O3
0.80ppb
SO2
6.65ppb
NO2
0.28ppm
CO
AQI 27
Good
4.63μg/m³
PM2.5
20.09μg/m³
PM10
22.72ppb
O3
0.90ppb
SO2
7.65ppb
NO2
0.33ppm
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 Ridley, Pennsylvania is updated on an hourly basis.
The worst air quality in Ridley, Pennsylvania was recorded at 06:00:00 on 2026-06-07.
The best air quality in Ridley, Pennsylvania was recorded at 10:00:00 on 2026-06-08.
The real-time air quality index in Ridley, Pennsylvania is 33, currently categorized as Good.
The most common pollutant in Ridley, Pennsylvania is PM2.5.
If the air quality in Ridley, Pennsylvania is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Ridley, Pennsylvania at present are 5.883 μg/m3.
The current PM10 levels in Ridley, Pennsylvania are 25.883 μg/m3.
The current carbon monoxide (CO) level in Ridley, Pennsylvania is 0.351 ppm.
The current sulfur dioxide (SO2) levels in Ridley, Pennsylvania are 0.813 ppb.
The current ozone (O3) levels at Ridley, Pennsylvania is 22.829 ppm.
The current nitrogen dioxide (NO2) levels at Ridley, Pennsylvania is 9.24 ppb.
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