Stay updated with real-time air quality in Urbana, 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)
40
Good
Urbana, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.33 μg/m³
0
55
155
255
425
605+
42.54 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
1.57 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Urbana, Maryland
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AQI 43
Good
2.07μg/m³
PM2.5
10.57μg/m³
PM10
46.37ppb
O3
0.39ppb
SO2
1.48ppb
NO2
0.19ppm
CO
AQI 42
Good
2.90μg/m³
PM2.5
12.03μg/m³
PM10
44.69ppb
O3
0.42ppb
SO2
2.84ppb
NO2
0.19ppm
CO
AQI 44
Good
1.99μg/m³
PM2.5
10.61μg/m³
PM10
46.83ppb
O3
0.39ppb
SO2
1.50ppb
NO2
0.19ppm
CO
AQI 44
Good
1.83μg/m³
PM2.5
10.46μg/m³
PM10
46.93ppb
O3
0.39ppb
SO2
1.31ppb
NO2
0.19ppm
CO
AQI 40
Good
4.29μg/m³
PM2.5
11.98μg/m³
PM10
43.27ppb
O3
0.43ppb
SO2
3.55ppb
NO2
0.19ppm
CO
AQI 39
Good
4.33μg/m³
PM2.5
14.71μg/m³
PM10
41.59ppb
O3
0.44ppb
SO2
3.51ppb
NO2
0.19ppm
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 Urbana, Maryland is updated every hour for accuracy.
In the past 24 hours, the air quality in Urbana, Maryland was at its worst at 06:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Urbana, Maryland was observed at 02:00:00 on 2026-03-09.
As of now, the AQI in Urbana, Maryland is 42, indicating Good conditions.
Urbana, Maryland air has the highest levels of O3.
Poor air quality in Urbana, Maryland means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Urbana, Maryland are currently 2.769 μg/m3.
The PM10 concentration in Urbana, Maryland is 13.956 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Urbana, Maryland is 0.213 ppm.
Currently, Urbana, Maryland has a sulfur dioxide (SO2) concentration of 0.348 ppb.
The current ozone (O3) level in Urbana, Maryland at the moment is 45.193 ppm.
Nitrogen dioxide (NO2) level in Urbana, Maryland at the moment is 1.764 ppb.
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