Stay updated with real-time air quality in New Carrollton, 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
New Carrollton, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.81 μg/m³
0
55
155
255
425
605+
28.45 ppb
0
55
71
86
201
201+
2.26 ppb
0
36
76
186
605
1005+
16.31 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
New Carrollton, Maryland
New Carrollton, Maryland
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AQI 50
Good
8.47μg/m³
PM2.5
37.42μg/m³
PM10
53.66ppb
O3
0.55ppb
SO2
10.41ppb
NO2
0.35ppm
CO
AQI 49
Good
8.28μg/m³
PM2.5
36.62μg/m³
PM10
53.13ppb
O3
0.57ppb
SO2
10.82ppb
NO2
0.36ppm
CO
AQI 51
Moderate
9.07μg/m³
PM2.5
40.20μg/m³
PM10
55.05ppb
O3
0.48ppb
SO2
7.15ppb
NO2
0.29ppm
CO
AQI 51
Moderate
9.07μg/m³
PM2.5
40.20μg/m³
PM10
55.05ppb
O3
0.48ppb
SO2
7.15ppb
NO2
0.29ppm
CO
AQI 49
Good
9.35μg/m³
PM2.5
41.60μg/m³
PM10
53.09ppb
O3
0.44ppb
SO2
5.37ppb
NO2
0.26ppm
CO
AQI 50
Good
8.42μg/m³
PM2.5
37.15μg/m³
PM10
53.78ppb
O3
0.56ppb
SO2
11.02ppb
NO2
0.36ppm
CO
Air quality data and pollutant measurements for Maryland, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for New Carrollton, Maryland is updated every hour.
The worst air quality in New Carrollton, Maryland in the last 24 hours was observed at 10:00:00 on 2026-04-23.
In the last 24 hrs, the best air quality in New Carrollton, Maryland was observed at 04:00:00 on 2026-04-23.
The current air quality in New Carrollton, Maryland is 54, categorized as Moderate based on real-time data.
The most common pollutant in New Carrollton, Maryland is PM2.5.
If the air quality in New Carrollton, Maryland is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at New Carrollton, Maryland is 11.448 μg/m3.
The current PM10 concentration at New Carrollton, Maryland is 50.809 μg/m3.
The current carbon monoxide (CO) concentration at New Carrollton, Maryland is 0.3 ppm.
The current sulfur dioxide (SO2) concentration at New Carrollton, Maryland is 2.264 ppb.
The current ozone (O3) concentration at New Carrollton, Maryland is 28.451 ppm.
The current nitrogen dioxide (NO2) concentration at New Carrollton, Maryland is 16.312 ppb.
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