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)
35
Good
Ridley, Pennsylvania
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.23 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.62 μg/m³
0
55
155
255
425
605+
38.17 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
12.67 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Ridley, Pennsylvania
Ridley, Pennsylvania
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AQI 36
Good
4.31μg/m³
PM2.5
18.81μg/m³
PM10
39.10ppb
O3
0.34ppb
SO2
11.31ppb
NO2
0.33ppm
CO
AQI 37
Good
4.47μg/m³
PM2.5
19.79μg/m³
PM10
39.86ppb
O3
0.34ppb
SO2
11.52ppb
NO2
0.34ppm
CO
AQI 33
Good
4.54μg/m³
PM2.5
19.82μg/m³
PM10
35.83ppb
O3
0.53ppb
SO2
15.21ppb
NO2
0.40ppm
CO
AQI 33
Good
4.68μg/m³
PM2.5
20.43μg/m³
PM10
35.60ppb
O3
0.55ppb
SO2
15.56ppb
NO2
0.40ppm
CO
AQI 36
Good
4.44μg/m³
PM2.5
19.06μg/m³
PM10
38.55ppb
O3
0.33ppb
SO2
11.15ppb
NO2
0.33ppm
CO
AQI 33
Good
4.68μg/m³
PM2.5
20.43μg/m³
PM10
35.60ppb
O3
0.55ppb
SO2
15.56ppb
NO2
0.40ppm
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 12:00:00 on 2025-10-21.
The best air quality in Ridley, Pennsylvania was recorded at 06:00:00 on 2025-10-21.
The real-time air quality index in Ridley, Pennsylvania is 35, currently categorized as Good.
The most common pollutant in Ridley, Pennsylvania is O3.
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 4.234 μg/m3.
The current PM10 levels in Ridley, Pennsylvania are 18.624 μg/m3.
The current carbon monoxide (CO) level in Ridley, Pennsylvania is 0.357 ppm.
The current sulfur dioxide (SO2) levels in Ridley, Pennsylvania are 0.394 ppb.
The current ozone (O3) levels at Ridley, Pennsylvania is 38.167 ppm.
The current nitrogen dioxide (NO2) levels at Ridley, Pennsylvania is 12.67 ppb.
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