Stay updated with real-time air quality in Rosedale, 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)
35
Good
Rosedale, Maryland
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.65 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.04 μg/m³
0
55
155
255
425
605+
37.67 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
7.18 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Rosedale, Maryland
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AQI 32
Good
3.87μg/m³
PM2.5
12.52μg/m³
PM10
34.92ppb
O3
0.30ppb
SO2
4.62ppb
NO2
0.17ppm
CO
AQI 31
Good
4.40μg/m³
PM2.5
16.06μg/m³
PM10
34.32ppb
O3
0.28ppb
SO2
4.67ppb
NO2
0.17ppm
CO
AQI 31
Good
4.40μg/m³
PM2.5
16.06μg/m³
PM10
34.32ppb
O3
0.28ppb
SO2
4.67ppb
NO2
0.17ppm
CO
AQI 33
Good
5.77μg/m³
PM2.5
24.21μg/m³
PM10
32.85ppb
O3
0.26ppb
SO2
5.08ppb
NO2
0.17ppm
CO
AQI 32
Good
4.08μg/m³
PM2.5
14.14μg/m³
PM10
34.69ppb
O3
0.29ppb
SO2
4.67ppb
NO2
0.17ppm
CO
AQI 31
Good
4.34μg/m³
PM2.5
15.81μg/m³
PM10
34.40ppb
O3
0.28ppb
SO2
4.80ppb
NO2
0.17ppm
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 Rosedale, Maryland is updated every hour for accuracy.
In the past 24 hours, the air quality in Rosedale, Maryland was at its worst at 03:00:00 on 2025-10-21.
In the last 24 hours, the best air quality in Rosedale, Maryland was observed at 02:00:00 on 2025-10-21.
As of now, the AQI in Rosedale, Maryland is 34, indicating Good conditions.
Rosedale, Maryland air has the highest levels of O3.
Poor air quality in Rosedale, Maryland means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Rosedale, Maryland are currently 4.233 μg/m3.
The PM10 concentration in Rosedale, Maryland is 16.047 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Rosedale, Maryland is 0.191 ppm.
Currently, Rosedale, Maryland has a sulfur dioxide (SO2) concentration of 0.379 ppb.
The current ozone (O3) level in Rosedale, Maryland at the moment is 36.893 ppm.
Nitrogen dioxide (NO2) level in Rosedale, Maryland at the moment is 4.676 ppb.
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