Stay updated with real-time air quality in College Park, 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)
56
Moderate
College Park, Maryland
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.59 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
52.87 μg/m³
0
55
155
255
425
605+
28.83 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
8.74 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
College Park, Maryland
College Park, Maryland
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AQI 54
Moderate
11.35μg/m³
PM2.5
50.78μg/m³
PM10
35.12ppb
O3
0.22ppb
SO2
6.73ppb
NO2
0.37ppm
CO
AQI 54
Moderate
11.47μg/m³
PM2.5
51.32μg/m³
PM10
36.82ppb
O3
0.24ppb
SO2
6.61ppb
NO2
0.38ppm
CO
AQI 56
Moderate
12.17μg/m³
PM2.5
54.40μg/m³
PM10
33.68ppb
O3
0.25ppb
SO2
9.08ppb
NO2
0.44ppm
CO
AQI 56
Moderate
11.90μg/m³
PM2.5
53.21μg/m³
PM10
32.16ppb
O3
0.23ppb
SO2
8.65ppb
NO2
0.41ppm
CO
AQI 54
Moderate
11.20μg/m³
PM2.5
50.07μg/m³
PM10
36.96ppb
O3
0.24ppb
SO2
6.70ppb
NO2
0.38ppm
CO
AQI 56
Moderate
11.82μg/m³
PM2.5
52.10μg/m³
PM10
29.99ppb
O3
0.21ppb
SO2
9.16ppb
NO2
0.40ppm
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 College Park, Maryland is updated on an hourly basis.
The worst air quality in College Park, Maryland was recorded at 09:00:00 on 2025-06-05.
The best air quality in College Park, Maryland was recorded at 05:00:00 on 2025-06-06.
The real-time air quality index in College Park, Maryland is 56, currently categorized as Moderate.
The most common pollutant in College Park, Maryland is PM2.5.
If the air quality in College Park, Maryland is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in College Park, Maryland at present are 11.591 μg/m3.
The current PM10 levels in College Park, Maryland are 52.867 μg/m3.
The current carbon monoxide (CO) level in College Park, Maryland is 0.379 ppm.
The current sulfur dioxide (SO2) levels in College Park, Maryland are 0.207 ppb.
The current ozone (O3) levels at College Park, Maryland is 28.829 ppm.
The current nitrogen dioxide (NO2) levels at College Park, Maryland is 8.743 ppb.
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