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)
44
Good
Elkridge, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.38 μg/m³
0
55
155
255
425
605+
23.38 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
8.32 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Elkridge, Maryland
Elkridge, Maryland
Scroll To Air Quality MapLoading...
AQI 44
Good
8.11μg/m³
PM2.5
35.66μg/m³
PM10
21.28ppb
O3
0.42ppb
SO2
7.93ppb
NO2
0.29ppm
CO
AQI 44
Good
7.66μg/m³
PM2.5
32.97μg/m³
PM10
25.01ppb
O3
0.34ppb
SO2
8.86ppb
NO2
0.30ppm
CO
AQI 38
Good
7.04μg/m³
PM2.5
28.94μg/m³
PM10
23.02ppb
O3
0.41ppb
SO2
4.56ppb
NO2
0.30ppm
CO
AQI 44
Good
8.47μg/m³
PM2.5
37.57μg/m³
PM10
19.60ppb
O3
0.47ppb
SO2
6.07ppb
NO2
0.29ppm
CO
AQI 44
Good
7.69μg/m³
PM2.5
33.49μg/m³
PM10
23.61ppb
O3
0.35ppb
SO2
11.53ppb
NO2
0.30ppm
CO
AQI 44
Good
8.04μg/m³
PM2.5
35.58μg/m³
PM10
22.30ppb
O3
0.41ppb
SO2
6.05ppb
NO2
0.28ppm
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 07:00:00 on 2026-07-09.
In the last 24 hours, the best air quality in Elkridge, Maryland was observed at 07:00:00 on 2026-07-10.
As of now, the AQI in Elkridge, Maryland is 44, 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 8.2 μg/m3.
The PM10 concentration in Elkridge, Maryland is 36.378 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Elkridge, Maryland is 0.28 ppm.
Currently, Elkridge, Maryland has a sulfur dioxide (SO2) concentration of 0.422 ppb.
The current ozone (O3) level in Elkridge, Maryland at the moment is 23.384 ppm.
Nitrogen dioxide (NO2) level in Elkridge, Maryland at the moment is 8.322 ppb.
All Rights Reserved © Ambee Inc. 2025