Stay updated with real-time air quality in North Potomac, 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
North Potomac, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.56 μg/m³
0
55
155
255
425
605+
43.37 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
3.91 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
North Potomac, Maryland
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AQI 40
Good
3.07μg/m³
PM2.5
13.55μg/m³
PM10
42.95ppb
O3
0.45ppb
SO2
3.33ppb
NO2
0.18ppm
CO
AQI 37
Good
1.82μg/m³
PM2.5
9.29μg/m³
PM10
39.61ppb
O3
0.46ppb
SO2
3.44ppb
NO2
0.18ppm
CO
AQI 42
Good
1.70μg/m³
PM2.5
7.53μg/m³
PM10
45.37ppb
O3
0.45ppb
SO2
3.37ppb
NO2
0.18ppm
CO
AQI 43
Good
1.88μg/m³
PM2.5
8.74μg/m³
PM10
46.05ppb
O3
0.43ppb
SO2
3.22ppb
NO2
0.18ppm
CO
AQI 43
Good
1.84μg/m³
PM2.5
8.57μg/m³
PM10
46.06ppb
O3
0.44ppb
SO2
3.23ppb
NO2
0.18ppm
CO
AQI 34
Good
1.95μg/m³
PM2.5
9.32μg/m³
PM10
37.17ppb
O3
0.45ppb
SO2
3.46ppb
NO2
0.18ppm
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 North Potomac, Maryland is updated every hour for accuracy.
In the past 24 hours, the air quality in North Potomac, Maryland was at its worst at 06:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in North Potomac, Maryland was observed at 09:00:00 on 2026-03-09.
As of now, the AQI in North Potomac, Maryland is 40, indicating Good conditions.
North Potomac, Maryland air has the highest levels of O3.
Poor air quality in North Potomac, Maryland means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in North Potomac, Maryland are currently 3.502 μg/m3.
The PM10 concentration in North Potomac, Maryland is 11.938 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in North Potomac, Maryland is 0.194 ppm.
Currently, North Potomac, Maryland has a sulfur dioxide (SO2) concentration of 0.39 ppb.
The current ozone (O3) level in North Potomac, Maryland at the moment is 42.901 ppm.
Nitrogen dioxide (NO2) level in North Potomac, Maryland at the moment is 3.497 ppb.
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