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)
50
Good
Odenton, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.54 μg/m³
0
55
155
255
425
605+
54.28 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
2.67 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Odenton, Maryland
Odenton, Maryland
Scroll To Air Quality MapLoading...
AQI 49
Good
4.35μg/m³
PM2.5
19.84μg/m³
PM10
53.11ppb
O3
0.35ppb
SO2
2.62ppb
NO2
0.12ppm
CO
AQI 48
Good
4.64μg/m³
PM2.5
20.50μg/m³
PM10
52.25ppb
O3
0.31ppb
SO2
2.43ppb
NO2
0.13ppm
CO
AQI 50
Good
4.53μg/m³
PM2.5
23.15μg/m³
PM10
53.68ppb
O3
0.33ppb
SO2
3.04ppb
NO2
0.15ppm
CO
AQI 49
Good
4.25μg/m³
PM2.5
19.42μg/m³
PM10
53.13ppb
O3
0.36ppb
SO2
2.25ppb
NO2
0.11ppm
CO
AQI 47
Good
4.61μg/m³
PM2.5
19.34μg/m³
PM10
50.85ppb
O3
0.25ppb
SO2
2.76ppb
NO2
0.14ppm
CO
AQI 58
Moderate
5.01μg/m³
PM2.5
24.55μg/m³
PM10
56.62ppb
O3
0.37ppb
SO2
2.45ppb
NO2
0.13ppm
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 02:00:00 on 2026-07-23.
In the last 24 hrs, the best air quality in Odenton, Maryland was observed at 11:00:00 on 2026-07-23.
The current air quality in Odenton, Maryland is 50, categorized as Good based on real-time data.
The most common pollutant in Odenton, Maryland is O3.
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 4.671 μg/m3.
The current PM10 concentration at Odenton, Maryland is 21.54 μg/m3.
The current carbon monoxide (CO) concentration at Odenton, Maryland is 0.143 ppm.
The current sulfur dioxide (SO2) concentration at Odenton, Maryland is 0.313 ppb.
The current ozone (O3) concentration at Odenton, Maryland is 54.283 ppm.
The current nitrogen dioxide (NO2) concentration at Odenton, Maryland is 2.668 ppb.
All Rights Reserved © Ambee Inc. 2025