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

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.74 μg/m³
0
55
155
255
425
605+
46.72 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
3.96 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Friendly, Maryland
Friendly, Maryland
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AQI 44
Good
4.39μg/m³
PM2.5
19.24μg/m³
PM10
47.11ppb
O3
0.54ppb
SO2
4.56ppb
NO2
0.29ppm
CO
AQI 44
Good
5.76μg/m³
PM2.5
24.51μg/m³
PM10
46.56ppb
O3
0.59ppb
SO2
4.12ppb
NO2
0.28ppm
CO
AQI 51
Moderate
6.19μg/m³
PM2.5
25.80μg/m³
PM10
55.36ppb
O3
0.47ppb
SO2
4.11ppb
NO2
0.28ppm
CO
AQI 43
Good
5.39μg/m³
PM2.5
18.70μg/m³
PM10
45.64ppb
O3
0.75ppb
SO2
3.96ppb
NO2
0.29ppm
CO
AQI 44
Good
4.34μg/m³
PM2.5
19.00μg/m³
PM10
47.10ppb
O3
0.54ppb
SO2
4.58ppb
NO2
0.29ppm
CO
AQI 43
Good
4.90μg/m³
PM2.5
19.82μg/m³
PM10
46.35ppb
O3
0.61ppb
SO2
3.81ppb
NO2
0.29ppm
CO
Air quality data and pollutant measurements for Maryland, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Friendly, Maryland is updated every hour.
The worst air quality in Friendly, Maryland in the last 24 hours was observed at 11:00:00 on 2026-06-09.
In the last 24 hrs, the best air quality in Friendly, Maryland was observed at 11:00:00 on 2026-06-09.
The current air quality in Friendly, Maryland is 44, categorized as Good based on real-time data.
The most common pollutant in Friendly, Maryland is O3.
If the air quality in Friendly, Maryland is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Friendly, Maryland is 4.831 μg/m3.
The current PM10 concentration at Friendly, Maryland is 19.744 μg/m3.
The current carbon monoxide (CO) concentration at Friendly, Maryland is 0.292 ppm.
The current sulfur dioxide (SO2) concentration at Friendly, Maryland is 0.593 ppb.
The current ozone (O3) concentration at Friendly, Maryland is 46.715 ppm.
The current nitrogen dioxide (NO2) concentration at Friendly, Maryland is 3.96 ppb.
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