Stay updated with real-time air quality in Glenmont, 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)
71
Moderate
Glenmont, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.83 μg/m³
0
55
155
255
425
605+
60.54 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
3.06 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Glenmont, Maryland
Glenmont, Maryland
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AQI 71
Moderate
6.67μg/m³
PM2.5
28.83μg/m³
PM10
60.54ppb
O3
0.61ppb
SO2
3.06ppb
NO2
0.16ppm
CO
AQI 67
Moderate
5.45μg/m³
PM2.5
23.59μg/m³
PM10
59.57ppb
O3
0.61ppb
SO2
4.07ppb
NO2
0.16ppm
CO
AQI 71
Moderate
7.03μg/m³
PM2.5
30.32μg/m³
PM10
60.91ppb
O3
0.62ppb
SO2
2.73ppb
NO2
0.17ppm
CO
AQI 67
Moderate
6.40μg/m³
PM2.5
27.71μg/m³
PM10
59.76ppb
O3
0.59ppb
SO2
2.60ppb
NO2
0.16ppm
CO
AQI 71
Moderate
7.19μg/m³
PM2.5
31.20μg/m³
PM10
60.53ppb
O3
0.61ppb
SO2
2.13ppb
NO2
0.15ppm
CO
AQI 67
Moderate
5.94μg/m³
PM2.5
25.69μg/m³
PM10
59.99ppb
O3
0.62ppb
SO2
4.26ppb
NO2
0.17ppm
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 Glenmont, Maryland is updated every hour.
The worst air quality in Glenmont, 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 Glenmont, Maryland was observed at 01:00:00 on 2026-04-23.
The current air quality in Glenmont, Maryland is 71, categorized as Moderate based on real-time data.
The most common pollutant in Glenmont, Maryland is O3.
If the air quality in Glenmont, Maryland is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Glenmont, Maryland is 6.674 μg/m3.
The current PM10 concentration at Glenmont, Maryland is 28.832 μg/m3.
The current carbon monoxide (CO) concentration at Glenmont, Maryland is 0.164 ppm.
The current sulfur dioxide (SO2) concentration at Glenmont, Maryland is 0.614 ppb.
The current ozone (O3) concentration at Glenmont, Maryland is 60.538 ppm.
The current nitrogen dioxide (NO2) concentration at Glenmont, Maryland is 3.06 ppb.
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