Stay updated with real-time air quality in Eldersburg, 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)
56
Moderate
Eldersburg, Maryland
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.72 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.17 μg/m³
0
55
155
255
425
605+
14.56 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
12.51 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Eldersburg, Maryland
Eldersburg, Maryland
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AQI 58
Moderate
12.89μg/m³
PM2.5
39.95μg/m³
PM10
15.98ppb
O3
0.20ppb
SO2
12.76ppb
NO2
0.36ppm
CO
AQI 58
Moderate
12.87μg/m³
PM2.5
58.49μg/m³
PM10
13.62ppb
O3
0.20ppb
SO2
17.70ppb
NO2
0.36ppm
CO
AQI 58
Moderate
12.69μg/m³
PM2.5
57.59μg/m³
PM10
14.05ppb
O3
0.20ppb
SO2
17.37ppb
NO2
0.36ppm
CO
AQI 58
Moderate
12.72μg/m³
PM2.5
57.85μg/m³
PM10
14.12ppb
O3
0.20ppb
SO2
18.05ppb
NO2
0.36ppm
CO
AQI 58
Moderate
12.71μg/m³
PM2.5
57.80μg/m³
PM10
14.17ppb
O3
0.20ppb
SO2
18.14ppb
NO2
0.36ppm
CO
AQI 69
Moderate
18.51μg/m³
PM2.5
65.01μg/m³
PM10
19.86ppb
O3
0.20ppb
SO2
13.02ppb
NO2
0.36ppm
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 Eldersburg, Maryland is updated every hour.
The worst air quality in Eldersburg, Maryland in the last 24 hours was observed at 09:00:00 on 2025-06-05.
In the last 24 hrs, the best air quality in Eldersburg, Maryland was observed at 07:00:00 on 2025-06-06.
The current air quality in Eldersburg, Maryland is 56, categorized as Moderate based on real-time data.
The most common pollutant in Eldersburg, Maryland is PM2.5.
If the air quality in Eldersburg, Maryland is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Eldersburg, Maryland is 11.724 μg/m3.
The current PM10 concentration at Eldersburg, Maryland is 46.167 μg/m3.
The current carbon monoxide (CO) concentration at Eldersburg, Maryland is 0.283 ppm.
The current sulfur dioxide (SO2) concentration at Eldersburg, Maryland is 0.211 ppb.
The current ozone (O3) concentration at Eldersburg, Maryland is 14.564 ppm.
The current nitrogen dioxide (NO2) concentration at Eldersburg, Maryland is 12.511 ppb.
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