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)
49
Good
Friendly, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
32.38 μg/m³
0
55
155
255
425
605+
5.17 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
14.96 ppb
0
54
101
361
1250
2050+
0.39 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
7.95μg/m³
PM2.5
34.31μg/m³
PM10
5.90ppb
O3
0.66ppb
SO2
14.95ppb
NO2
0.39ppm
CO
AQI 52
Moderate
9.54μg/m³
PM2.5
41.23μg/m³
PM10
3.56ppb
O3
0.65ppb
SO2
15.08ppb
NO2
0.42ppm
CO
AQI 56
Moderate
11.58μg/m³
PM2.5
46.67μg/m³
PM10
4.24ppb
O3
0.68ppb
SO2
15.14ppb
NO2
0.42ppm
CO
AQI 49
Good
8.66μg/m³
PM2.5
22.75μg/m³
PM10
5.02ppb
O3
0.45ppb
SO2
15.34ppb
NO2
0.41ppm
CO
AQI 44
Good
7.81μg/m³
PM2.5
33.88μg/m³
PM10
6.03ppb
O3
0.66ppb
SO2
14.96ppb
NO2
0.39ppm
CO
AQI 49
Good
8.74μg/m³
PM2.5
29.81μg/m³
PM10
5.28ppb
O3
0.59ppb
SO2
15.30ppb
NO2
0.41ppm
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 05:00:00 on 2025-12-06.
In the last 24 hrs, the best air quality in Friendly, Maryland was observed at 01:00:00 on 2025-12-07.
The current air quality in Friendly, Maryland is 49, categorized as Good based on real-time data.
The most common pollutant in Friendly, Maryland is PM2.5.
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 8.679 μg/m3.
The current PM10 concentration at Friendly, Maryland is 32.375 μg/m3.
The current carbon monoxide (CO) concentration at Friendly, Maryland is 0.392 ppm.
The current sulfur dioxide (SO2) concentration at Friendly, Maryland is 0.603 ppb.
The current ozone (O3) concentration at Friendly, Maryland is 5.173 ppm.
The current nitrogen dioxide (NO2) concentration at Friendly, Maryland is 14.963 ppb.
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