Stay updated with real-time air quality in Parkville, 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)
31
Good
Parkville, Maryland
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.77 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.08 μg/m³
0
55
155
255
425
605+
33.82 ppb
0
55
71
86
201
201+
0.16 ppb
0
36
76
186
605
1005+
5.88 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Parkville, Maryland
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AQI 31
Good
4.74μg/m³
PM2.5
18.69μg/m³
PM10
33.70ppb
O3
0.15ppb
SO2
5.86ppb
NO2
0.23ppm
CO
AQI 32
Good
3.74μg/m³
PM2.5
11.08μg/m³
PM10
34.97ppb
O3
0.12ppb
SO2
5.06ppb
NO2
0.23ppm
CO
AQI 32
Good
3.74μg/m³
PM2.5
11.08μg/m³
PM10
34.97ppb
O3
0.12ppb
SO2
5.06ppb
NO2
0.23ppm
CO
AQI 31
Good
5.17μg/m³
PM2.5
21.54μg/m³
PM10
33.69ppb
O3
0.17ppb
SO2
6.19ppb
NO2
0.23ppm
CO
AQI 32
Good
3.56μg/m³
PM2.5
9.65μg/m³
PM10
35.23ppb
O3
0.11ppb
SO2
4.81ppb
NO2
0.23ppm
CO
AQI 31
Good
4.15μg/m³
PM2.5
14.37μg/m³
PM10
34.24ppb
O3
0.12ppb
SO2
6.35ppb
NO2
0.23ppm
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 Parkville, Maryland is updated every hour for accuracy.
In the past 24 hours, the air quality in Parkville, Maryland was at its worst at 10:00:00 on 2026-03-14.
In the last 24 hours, the best air quality in Parkville, Maryland was observed at 09:00:00 on 2026-03-15.
As of now, the AQI in Parkville, Maryland is 31, indicating Good conditions.
Parkville, Maryland air has the highest levels of O3.
Poor air quality in Parkville, Maryland means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Parkville, Maryland are currently 4.769 μg/m3.
The PM10 concentration in Parkville, Maryland is 19.077 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Parkville, Maryland is 0.209 ppm.
Currently, Parkville, Maryland has a sulfur dioxide (SO2) concentration of 0.156 ppb.
The current ozone (O3) level in Parkville, Maryland at the moment is 33.823 ppm.
Nitrogen dioxide (NO2) level in Parkville, Maryland at the moment is 5.877 ppb.
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