Stay updated with real-time air quality in Marlton, Maryland 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)
54
Moderate
Marlton, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.23 μg/m³
0
55
155
255
425
605+
40.36 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
4.47 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Marlton, Maryland
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AQI 54
Moderate
11.32μg/m³
PM2.5
36.67μg/m³
PM10
37.24ppb
O3
0.46ppb
SO2
4.89ppb
NO2
0.13ppm
CO
AQI 49
Good
9.47μg/m³
PM2.5
14.50μg/m³
PM10
43.01ppb
O3
0.41ppb
SO2
4.17ppb
NO2
0.14ppm
CO
AQI 52
Moderate
9.72μg/m³
PM2.5
23.78μg/m³
PM10
40.02ppb
O3
0.43ppb
SO2
4.56ppb
NO2
0.13ppm
CO
AQI 44
Good
7.56μg/m³
PM2.5
12.94μg/m³
PM10
33.37ppb
O3
0.47ppb
SO2
4.23ppb
NO2
0.14ppm
CO
AQI 52
Moderate
9.84μg/m³
PM2.5
13.86μg/m³
PM10
33.63ppb
O3
0.48ppb
SO2
4.27ppb
NO2
0.14ppm
CO
AQI 56
Moderate
11.96μg/m³
PM2.5
49.34μg/m³
PM10
33.48ppb
O3
0.48ppb
SO2
5.34ppb
NO2
0.12ppm
CO
Air quality measurements for Maryland, 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 Marlton, Maryland is updated on an hourly basis.
The worst air quality in Marlton, Maryland was recorded at 06:00:00 on 2026-03-09.
The best air quality in Marlton, Maryland was recorded at 12:00:00 on 2026-03-09.
The real-time air quality index in Marlton, Maryland is 54, currently categorized as Moderate.
The most common pollutant in Marlton, Maryland is PM2.5.
If the air quality in Marlton, Maryland is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Marlton, Maryland at present are 10.964 μg/m3.
The current PM10 levels in Marlton, Maryland are 26.228 μg/m3.
The current carbon monoxide (CO) level in Marlton, Maryland is 0.133 ppm.
The current sulfur dioxide (SO2) levels in Marlton, Maryland are 0.45 ppb.
The current ozone (O3) levels at Marlton, Maryland is 40.358 ppm.
The current nitrogen dioxide (NO2) levels at Marlton, Maryland is 4.467 ppb.
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