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)
31
Good
Elkridge, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.76 μg/m³
0
55
155
255
425
605+
33.01 ppb
0
55
71
86
201
201+
0.17 ppb
0
36
76
186
605
1005+
3.90 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Elkridge, Maryland
Elkridge, Maryland
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AQI 30
Good
2.13μg/m³
PM2.5
9.44μg/m³
PM10
31.64ppb
O3
0.15ppb
SO2
3.96ppb
NO2
0.10ppm
CO
AQI 29
Good
2.62μg/m³
PM2.5
11.29μg/m³
PM10
30.89ppb
O3
0.19ppb
SO2
4.48ppb
NO2
0.11ppm
CO
AQI 29
Good
2.64μg/m³
PM2.5
10.97μg/m³
PM10
31.02ppb
O3
0.17ppb
SO2
2.36ppb
NO2
0.11ppm
CO
AQI 30
Good
1.69μg/m³
PM2.5
7.32μg/m³
PM10
32.20ppb
O3
0.13ppb
SO2
3.03ppb
NO2
0.10ppm
CO
AQI 30
Good
2.89μg/m³
PM2.5
12.09μg/m³
PM10
31.74ppb
O3
0.18ppb
SO2
5.89ppb
NO2
0.11ppm
CO
AQI 30
Good
1.99μg/m³
PM2.5
9.33μg/m³
PM10
32.05ppb
O3
0.16ppb
SO2
3.02ppb
NO2
0.10ppm
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 01:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Elkridge, Maryland was observed at 03:00:00 on 2026-10-22.
As of now, the AQI in Elkridge, Maryland is 31, 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 2.301 μg/m3.
The PM10 concentration in Elkridge, Maryland is 8.763 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Elkridge, Maryland is 0.105 ppm.
Currently, Elkridge, Maryland has a sulfur dioxide (SO2) concentration of 0.167 ppb.
The current ozone (O3) level in Elkridge, Maryland at the moment is 33.008 ppm.
Nitrogen dioxide (NO2) level in Elkridge, Maryland at the moment is 3.905 ppb.
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