Stay updated with real-time air quality in Joppatowne, 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)
43
Good
Joppatowne, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.29 μg/m³
0
55
155
255
425
605+
46.37 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
1.56 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Joppatowne, Maryland
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AQI 40
Good
0.75μg/m³
PM2.5
3.19μg/m³
PM10
43.11ppb
O3
0.20ppb
SO2
1.73ppb
NO2
0.12ppm
CO
AQI 43
Good
2.06μg/m³
PM2.5
7.64μg/m³
PM10
45.61ppb
O3
0.21ppb
SO2
1.67ppb
NO2
0.12ppm
CO
AQI 42
Good
1.44μg/m³
PM2.5
6.05μg/m³
PM10
44.75ppb
O3
0.20ppb
SO2
1.74ppb
NO2
0.12ppm
CO
AQI 43
Good
2.50μg/m³
PM2.5
9.09μg/m³
PM10
45.88ppb
O3
0.21ppb
SO2
1.64ppb
NO2
0.12ppm
CO
AQI 43
Good
2.50μg/m³
PM2.5
9.04μg/m³
PM10
45.90ppb
O3
0.21ppb
SO2
1.64ppb
NO2
0.12ppm
CO
AQI 42
Good
1.23μg/m³
PM2.5
4.35μg/m³
PM10
44.87ppb
O3
0.20ppb
SO2
1.91ppb
NO2
0.12ppm
CO
Air quality measurements for Maryland, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Joppatowne, Maryland is updated on an hourly basis.
The worst air quality in Joppatowne, Maryland was recorded at 06:00:00 on 2026-03-14.
The best air quality in Joppatowne, Maryland was recorded at 09:00:00 on 2026-03-14.
The real-time air quality index in Joppatowne, Maryland is 43, currently categorized as Good.
The most common pollutant in Joppatowne, Maryland is O3.
If the air quality in Joppatowne, Maryland is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Joppatowne, Maryland at present are 1.385 μg/m3.
The current PM10 levels in Joppatowne, Maryland are 5.291 μg/m3.
The current carbon monoxide (CO) level in Joppatowne, Maryland is 0.118 ppm.
The current sulfur dioxide (SO2) levels in Joppatowne, Maryland are 0.33 ppb.
The current ozone (O3) levels at Joppatowne, Maryland is 46.374 ppm.
The current nitrogen dioxide (NO2) levels at Joppatowne, Maryland is 1.558 ppb.
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