Stay updated with real-time air quality in Reisterstown, 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)
16
Good
Reisterstown, Maryland
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.18 μg/m³
0
55
155
255
425
605+
16.03 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
5.67 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Reisterstown, Maryland
Reisterstown, Maryland
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AQI 56
Moderate
11.94μg/m³
PM2.5
54.21μg/m³
PM10
44.48ppb
O3
0.29ppb
SO2
9.35ppb
NO2
0.22ppm
CO
AQI 56
Moderate
12.25μg/m³
PM2.5
56.22μg/m³
PM10
43.66ppb
O3
0.29ppb
SO2
10.70ppb
NO2
0.22ppm
CO
AQI 56
Moderate
12.19μg/m³
PM2.5
55.47μg/m³
PM10
44.13ppb
O3
0.29ppb
SO2
9.77ppb
NO2
0.22ppm
CO
AQI 56
Moderate
12.02μg/m³
PM2.5
53.95μg/m³
PM10
42.71ppb
O3
0.21ppb
SO2
5.02ppb
NO2
0.22ppm
CO
AQI 56
Moderate
12.25μg/m³
PM2.5
55.93μg/m³
PM10
43.73ppb
O3
0.29ppb
SO2
10.70ppb
NO2
0.22ppm
CO
AQI 56
Moderate
12.31μg/m³
PM2.5
56.55μg/m³
PM10
43.50ppb
O3
0.29ppb
SO2
10.92ppb
NO2
0.22ppm
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 Reisterstown, Maryland is updated every hour for accuracy.
In the past 24 hours, the air quality in Reisterstown, Maryland was at its worst at 10:00:00 on 2025-07-25.
In the last 24 hours, the best air quality in Reisterstown, Maryland was observed at 11:00:00 on 2025-07-25.
As of now, the AQI in Reisterstown, Maryland is 52, indicating Moderate conditions.
Reisterstown, Maryland air has the highest levels of PM2.5.
Poor air quality in Reisterstown, Maryland means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Reisterstown, Maryland are currently 9.828 μg/m3.
The PM10 concentration in Reisterstown, Maryland is 32.51 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Reisterstown, Maryland is 0.219 ppm.
Currently, Reisterstown, Maryland has a sulfur dioxide (SO2) concentration of 0.342 ppb.
The current ozone (O3) level in Reisterstown, Maryland at the moment is 40.937 ppm.
Nitrogen dioxide (NO2) level in Reisterstown, Maryland at the moment is 4.224 ppb.
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