Stay updated with real-time air quality in Odenton, 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)
33
Good
Odenton, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.76 μg/m³
0
55
155
255
425
605+
4.90 ppb
0
55
71
86
201
201+
0.19 ppb
0
36
76
186
605
1005+
6.35 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Odenton, Maryland
Odenton, Maryland
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AQI 33
Good
6.19μg/m³
PM2.5
27.04μg/m³
PM10
8.12ppb
O3
0.24ppb
SO2
5.86ppb
NO2
0.21ppm
CO
AQI 33
Good
5.96μg/m³
PM2.5
25.44μg/m³
PM10
9.31ppb
O3
0.21ppb
SO2
5.26ppb
NO2
0.23ppm
CO
AQI 33
Good
6.10μg/m³
PM2.5
24.14μg/m³
PM10
5.04ppb
O3
0.25ppb
SO2
4.66ppb
NO2
0.25ppm
CO
AQI 33
Good
6.35μg/m³
PM2.5
28.44μg/m³
PM10
6.95ppb
O3
0.26ppb
SO2
6.32ppb
NO2
0.21ppm
CO
AQI 33
Good
5.67μg/m³
PM2.5
23.49μg/m³
PM10
10.55ppb
O3
0.17ppb
SO2
4.53ppb
NO2
0.24ppm
CO
AQI 33
Good
6.14μg/m³
PM2.5
26.39μg/m³
PM10
5.71ppb
O3
0.28ppb
SO2
7.20ppb
NO2
0.23ppm
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 Odenton, Maryland is updated every hour.
The worst air quality in Odenton, Maryland in the last 24 hours was observed at 04:00:00 on 2026-09-07.
In the last 24 hrs, the best air quality in Odenton, Maryland was observed at 01:00:00 on 2026-09-06.
The current air quality in Odenton, Maryland is 33, categorized as Good based on real-time data.
The most common pollutant in Odenton, Maryland is PM2.5.
If the air quality in Odenton, Maryland is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Odenton, Maryland is 5.692 μg/m3.
The current PM10 concentration at Odenton, Maryland is 23.759 μg/m3.
The current carbon monoxide (CO) concentration at Odenton, Maryland is 0.243 ppm.
The current sulfur dioxide (SO2) concentration at Odenton, Maryland is 0.193 ppb.
The current ozone (O3) concentration at Odenton, Maryland is 4.904 ppm.
The current nitrogen dioxide (NO2) concentration at Odenton, Maryland is 6.347 ppb.
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