Stay updated with real-time air quality in Beltsville, 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)
39
Good
Beltsville, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.21 μg/m³
0
55
155
255
425
605+
41.67 ppb
0
55
71
86
201
201+
0.15 ppb
0
36
76
186
605
1005+
1.43 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Beltsville, Maryland
Beltsville, Maryland
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AQI 39
Good
3.54μg/m³
PM2.5
13.72μg/m³
PM10
41.87ppb
O3
0.23ppb
SO2
1.48ppb
NO2
0.11ppm
CO
AQI 38
Good
2.77μg/m³
PM2.5
10.54μg/m³
PM10
41.09ppb
O3
0.19ppb
SO2
1.64ppb
NO2
0.11ppm
CO
AQI 40
Good
3.59μg/m³
PM2.5
14.35μg/m³
PM10
42.99ppb
O3
0.37ppb
SO2
1.73ppb
NO2
0.11ppm
CO
AQI 38
Good
2.93μg/m³
PM2.5
10.94μg/m³
PM10
40.98ppb
O3
0.15ppb
SO2
1.52ppb
NO2
0.11ppm
CO
AQI 38
Good
3.05μg/m³
PM2.5
11.72μg/m³
PM10
41.25ppb
O3
0.19ppb
SO2
1.44ppb
NO2
0.11ppm
CO
AQI 40
Good
3.92μg/m³
PM2.5
15.52μg/m³
PM10
43.06ppb
O3
0.38ppb
SO2
1.43ppb
NO2
0.11ppm
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 Beltsville, Maryland is updated every hour.
The worst air quality in Beltsville, Maryland in the last 24 hours was observed at 08:00:00 on 2026-06-14.
In the last 24 hrs, the best air quality in Beltsville, Maryland was observed at 09:00:00 on 2026-06-15.
The current air quality in Beltsville, Maryland is 39, categorized as Good based on real-time data.
The most common pollutant in Beltsville, Maryland is O3.
If the air quality in Beltsville, Maryland is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Beltsville, Maryland is 3.068 μg/m3.
The current PM10 concentration at Beltsville, Maryland is 11.205 μg/m3.
The current carbon monoxide (CO) concentration at Beltsville, Maryland is 0.113 ppm.
The current sulfur dioxide (SO2) concentration at Beltsville, Maryland is 0.152 ppb.
The current ozone (O3) concentration at Beltsville, Maryland is 41.667 ppm.
The current nitrogen dioxide (NO2) concentration at Beltsville, Maryland is 1.429 ppb.
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