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)
66
Moderate
Ridley, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
75.15 μg/m³
0
55
155
255
425
605+
4.67 ppb
0
55
71
86
201
201+
0.37 ppb
0
36
76
186
605
1005+
18.61 ppb
0
54
101
361
1250
2050+
0.48 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Ridley, Pennsylvania
Scroll To Air Quality MapLoading...
AQI 69
Moderate
19.37μg/m³
PM2.5
86.09μg/m³
PM10
3.83ppb
O3
0.26ppb
SO2
17.54ppb
NO2
0.46ppm
CO
AQI 69
Moderate
19.04μg/m³
PM2.5
85.07μg/m³
PM10
3.98ppb
O3
0.28ppb
SO2
17.53ppb
NO2
0.46ppm
CO
AQI 69
Moderate
19.12μg/m³
PM2.5
84.81μg/m³
PM10
4.61ppb
O3
0.57ppb
SO2
19.55ppb
NO2
0.52ppm
CO
AQI 71
Moderate
19.86μg/m³
PM2.5
87.74μg/m³
PM10
4.62ppb
O3
0.61ppb
SO2
20.13ppb
NO2
0.52ppm
CO
AQI 71
Moderate
20.09μg/m³
PM2.5
87.56μg/m³
PM10
3.55ppb
O3
0.24ppb
SO2
17.55ppb
NO2
0.46ppm
CO
AQI 71
Moderate
19.86μg/m³
PM2.5
87.74μg/m³
PM10
4.62ppb
O3
0.61ppb
SO2
20.13ppb
NO2
0.52ppm
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 03:00:00 on 2026-03-05.
The best air quality in Ridley, Pennsylvania was recorded at 01:00:00 on 2026-03-04.
The real-time air quality index in Ridley, Pennsylvania is 66, currently categorized as Moderate.
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 16.916 μg/m3.
The current PM10 levels in Ridley, Pennsylvania are 75.154 μg/m3.
The current carbon monoxide (CO) level in Ridley, Pennsylvania is 0.482 ppm.
The current sulfur dioxide (SO2) levels in Ridley, Pennsylvania are 0.366 ppb.
The current ozone (O3) levels at Ridley, Pennsylvania is 4.674 ppm.
The current nitrogen dioxide (NO2) levels at Ridley, Pennsylvania is 18.607 ppb.
All Rights Reserved © Ambee Inc. 2025