Stay updated with real-time air quality in Mays Chapel, 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)
47
Good
Mays Chapel, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.48 μg/m³
0
55
155
255
425
605+
50.67 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
3.14 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mays Chapel, Maryland
Mays Chapel, Maryland
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AQI 46
Good
4.03μg/m³
PM2.5
17.80μg/m³
PM10
50.33ppb
O3
0.22ppb
SO2
2.88ppb
NO2
0.15ppm
CO
AQI 47
Good
3.69μg/m³
PM2.5
16.65μg/m³
PM10
50.84ppb
O3
0.22ppb
SO2
3.07ppb
NO2
0.15ppm
CO
AQI 45
Good
4.73μg/m³
PM2.5
20.49μg/m³
PM10
49.42ppb
O3
0.21ppb
SO2
2.49ppb
NO2
0.15ppm
CO
AQI 47
Good
5.49μg/m³
PM2.5
23.25μg/m³
PM10
51.27ppb
O3
0.25ppb
SO2
6.13ppb
NO2
0.15ppm
CO
AQI 47
Good
5.45μg/m³
PM2.5
23.11μg/m³
PM10
51.27ppb
O3
0.25ppb
SO2
6.12ppb
NO2
0.14ppm
CO
AQI 47
Good
5.26μg/m³
PM2.5
22.17μg/m³
PM10
50.89ppb
O3
0.24ppb
SO2
5.37ppb
NO2
0.15ppm
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 Mays Chapel, Maryland is updated every hour.
The worst air quality in Mays Chapel, Maryland in the last 24 hours was observed at 08:00:00 on 2026-07-23.
In the last 24 hrs, the best air quality in Mays Chapel, Maryland was observed at 09:00:00 on 2026-07-23.
The current air quality in Mays Chapel, Maryland is 47, categorized as Good based on real-time data.
The most common pollutant in Mays Chapel, Maryland is O3.
If the air quality in Mays Chapel, Maryland is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Mays Chapel, Maryland is 3.92 μg/m3.
The current PM10 concentration at Mays Chapel, Maryland is 17.485 μg/m3.
The current carbon monoxide (CO) concentration at Mays Chapel, Maryland is 0.148 ppm.
The current sulfur dioxide (SO2) concentration at Mays Chapel, Maryland is 0.222 ppb.
The current ozone (O3) concentration at Mays Chapel, Maryland is 50.666 ppm.
The current nitrogen dioxide (NO2) concentration at Mays Chapel, Maryland is 3.136 ppb.
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