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)
54
Moderate
Beltsville, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.60 μg/m³
0
55
155
255
425
605+
22.17 ppb
0
55
71
86
201
201+
2.65 ppb
0
36
76
186
605
1005+
15.60 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Beltsville, Maryland
Beltsville, Maryland
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AQI 49
Good
9.03μg/m³
PM2.5
40.28μg/m³
PM10
52.65ppb
O3
0.46ppb
SO2
5.57ppb
NO2
0.27ppm
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
8.31μg/m³
PM2.5
36.88μg/m³
PM10
53.51ppb
O3
0.56ppb
SO2
9.57ppb
NO2
0.34ppm
CO
AQI 52
Moderate
9.50μg/m³
PM2.5
42.38μg/m³
PM10
52.74ppb
O3
0.42ppb
SO2
4.29ppb
NO2
0.23ppm
CO
AQI 49
Good
9.21μg/m³
PM2.5
41.17μg/m³
PM10
51.46ppb
O3
0.44ppb
SO2
4.96ppb
NO2
0.25ppm
CO
AQI 50
Good
8.27μg/m³
PM2.5
36.72μg/m³
PM10
54.30ppb
O3
0.56ppb
SO2
9.18ppb
NO2
0.35ppm
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 10:00:00 on 2026-04-23.
In the last 24 hrs, the best air quality in Beltsville, Maryland was observed at 02:00:00 on 2026-04-24.
The current air quality in Beltsville, Maryland is 54, categorized as Moderate based on real-time data.
The most common pollutant in Beltsville, Maryland is PM2.5.
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 11.434 μg/m3.
The current PM10 concentration at Beltsville, Maryland is 50.598 μg/m3.
The current carbon monoxide (CO) concentration at Beltsville, Maryland is 0.302 ppm.
The current sulfur dioxide (SO2) concentration at Beltsville, Maryland is 2.651 ppb.
The current ozone (O3) concentration at Beltsville, Maryland is 22.168 ppm.
The current nitrogen dioxide (NO2) concentration at Beltsville, Maryland is 15.597 ppb.
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