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)
27
Good
Elkridge, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.91 μg/m³
0
55
155
255
425
605+
25.72 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
23.68 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Elkridge, Maryland
Elkridge, Maryland
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AQI 27
Good
5.38μg/m³
PM2.5
21.81μg/m³
PM10
25.68ppb
O3
0.54ppb
SO2
23.89ppb
NO2
0.21ppm
CO
AQI 49
Good
8.84μg/m³
PM2.5
32.38μg/m³
PM10
29.32ppb
O3
0.51ppb
SO2
27.32ppb
NO2
0.27ppm
CO
AQI 25
Good
3.80μg/m³
PM2.5
15.15μg/m³
PM10
16.24ppb
O3
0.55ppb
SO2
27.39ppb
NO2
0.26ppm
CO
AQI 25
Good
4.42μg/m³
PM2.5
18.80μg/m³
PM10
26.80ppb
O3
0.56ppb
SO2
24.93ppb
NO2
0.20ppm
CO
AQI 33
Good
5.77μg/m³
PM2.5
21.47μg/m³
PM10
24.65ppb
O3
0.49ppb
SO2
28.99ppb
NO2
0.26ppm
CO
AQI 38
Good
7.13μg/m³
PM2.5
29.11μg/m³
PM10
20.98ppb
O3
0.55ppb
SO2
25.29ppb
NO2
0.26ppm
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 05:00:00 on 2026-01-22.
In the last 24 hours, the best air quality in Elkridge, Maryland was observed at 06:00:00 on 2026-01-23.
As of now, the AQI in Elkridge, Maryland is 27, indicating Good conditions.
Elkridge, Maryland air has the highest levels of PM2.5.
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 5.392 μg/m3.
The PM10 concentration in Elkridge, Maryland is 21.911 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Elkridge, Maryland is 0.211 ppm.
Currently, Elkridge, Maryland has a sulfur dioxide (SO2) concentration of 0.538 ppb.
The current ozone (O3) level in Elkridge, Maryland at the moment is 25.716 ppm.
Nitrogen dioxide (NO2) level in Elkridge, Maryland at the moment is 23.684 ppb.
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