Stay updated with real-time air quality in Elkridge, 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)
48
Good
Elkridge, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.31 μg/m³
0
55
155
255
425
605+
52.16 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
3.24 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Elkridge, Maryland
Elkridge, Maryland
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AQI 48
Good
3.31μg/m³
PM2.5
14.26μg/m³
PM10
52.11ppb
O3
0.36ppb
SO2
3.31ppb
NO2
0.13ppm
CO
AQI 47
Good
4.01μg/m³
PM2.5
17.15μg/m³
PM10
50.99ppb
O3
0.27ppb
SO2
3.74ppb
NO2
0.16ppm
CO
AQI 48
Good
4.50μg/m³
PM2.5
21.63μg/m³
PM10
52.40ppb
O3
0.33ppb
SO2
2.95ppb
NO2
0.15ppm
CO
AQI 48
Good
2.05μg/m³
PM2.5
8.74μg/m³
PM10
51.52ppb
O3
0.40ppb
SO2
2.59ppb
NO2
0.11ppm
CO
AQI 47
Good
3.91μg/m³
PM2.5
16.57μg/m³
PM10
50.87ppb
O3
0.28ppb
SO2
5.11ppb
NO2
0.15ppm
CO
AQI 49
Good
3.86μg/m³
PM2.5
17.16μg/m³
PM10
53.06ppb
O3
0.35ppb
SO2
2.37ppb
NO2
0.14ppm
CO
Air quality and pollutant data for Maryland, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Elkridge, Maryland is updated every hour for accuracy.
In the past 24 hours, the air quality in Elkridge, Maryland was at its worst at 02:00:00 on 2026-07-23.
In the last 24 hours, the best air quality in Elkridge, Maryland was observed at 01:00:00 on 2026-07-23.
As of now, the AQI in Elkridge, Maryland is 48, indicating Good conditions.
Elkridge, Maryland air has the highest levels of O3.
Poor air quality in Elkridge, Maryland means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Elkridge, Maryland are currently 3.313 μg/m3.
The PM10 concentration in Elkridge, Maryland is 14.309 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Elkridge, Maryland is 0.132 ppm.
Currently, Elkridge, Maryland has a sulfur dioxide (SO2) concentration of 0.357 ppb.
The current ozone (O3) level in Elkridge, Maryland at the moment is 52.157 ppm.
Nitrogen dioxide (NO2) level in Elkridge, Maryland at the moment is 3.236 ppb.
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