Stay updated with real-time air quality in Cheltenham, 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)
52
Moderate
Cheltenham, Pennsylvania
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
9.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.11 μg/m³
0
55
155
255
425
605+
34.98 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
6.03 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cheltenham, Pennsylvania
Cheltenham, Pennsylvania
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AQI 52
Moderate
9.87μg/m³
PM2.5
33.20μg/m³
PM10
34.08ppb
O3
0.42ppb
SO2
8.89ppb
NO2
0.35ppm
CO
AQI 52
Moderate
9.85μg/m³
PM2.5
36.23μg/m³
PM10
33.20ppb
O3
0.41ppb
SO2
8.57ppb
NO2
0.34ppm
CO
AQI 52
Moderate
9.81μg/m³
PM2.5
35.22μg/m³
PM10
33.07ppb
O3
0.46ppb
SO2
9.02ppb
NO2
0.36ppm
CO
AQI 52
Moderate
9.85μg/m³
PM2.5
36.23μg/m³
PM10
33.20ppb
O3
0.41ppb
SO2
8.57ppb
NO2
0.34ppm
CO
AQI 44
Good
8.13μg/m³
PM2.5
35.88μg/m³
PM10
33.05ppb
O3
0.41ppb
SO2
8.39ppb
NO2
0.33ppm
CO
AQI 49
Good
8.90μg/m³
PM2.5
33.45μg/m³
PM10
33.32ppb
O3
0.45ppb
SO2
10.29ppb
NO2
0.42ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Cheltenham, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Cheltenham, Pennsylvania was at its worst at 04:00:00 on 2025-08-01.
In the last 24 hours, the best air quality in Cheltenham, Pennsylvania was observed at 11:00:00 on 2025-08-01.
As of now, the AQI in Cheltenham, Pennsylvania is 49, indicating Good conditions.
Cheltenham, Pennsylvania air has the highest levels of PM2.5.
Poor air quality in Cheltenham, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Cheltenham, Pennsylvania are currently 9.484 μg/m3.
The PM10 concentration in Cheltenham, Pennsylvania is 34.844 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cheltenham, Pennsylvania is 0.311 ppm.
Currently, Cheltenham, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.413 ppb.
The current ozone (O3) level in Cheltenham, Pennsylvania at the moment is 32.976 ppm.
Nitrogen dioxide (NO2) level in Cheltenham, Pennsylvania at the moment is 8.584 ppb.
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