Stay updated with real-time air quality in Mountain Brook, Alabama 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)
38
Good
Mountain Brook, Alabama
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.85 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.60 μg/m³
0
55
155
255
425
605+
8.67 ppb
0
55
71
86
201
201+
0.83 ppb
0
36
76
186
605
1005+
7.70 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mountain Brook, Alabama
Mountain Brook, Alabama
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AQI 38
Good
6.79μg/m³
PM2.5
18.34μg/m³
PM10
9.64ppb
O3
0.83ppb
SO2
7.32ppb
NO2
0.17ppm
CO
AQI 44
Good
8.30μg/m³
PM2.5
18.51μg/m³
PM10
10.67ppb
O3
0.83ppb
SO2
8.05ppb
NO2
0.17ppm
CO
AQI 33
Good
6.21μg/m³
PM2.5
21.87μg/m³
PM10
7.39ppb
O3
0.82ppb
SO2
7.55ppb
NO2
0.17ppm
CO
AQI 38
Good
6.84μg/m³
PM2.5
18.81μg/m³
PM10
9.38ppb
O3
0.83ppb
SO2
7.38ppb
NO2
0.17ppm
CO
AQI 44
Good
7.82μg/m³
PM2.5
18.23μg/m³
PM10
13.01ppb
O3
0.84ppb
SO2
5.17ppb
NO2
0.17ppm
CO
AQI 33
Good
6.13μg/m³
PM2.5
21.68μg/m³
PM10
7.34ppb
O3
0.82ppb
SO2
7.47ppb
NO2
0.17ppm
CO
Air quality and pollutant data for Alabama, 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 Mountain Brook, Alabama is updated every hour for accuracy.
In the past 24 hours, the air quality in Mountain Brook, Alabama was at its worst at 03:00:00 on 2026-09-07.
In the last 24 hours, the best air quality in Mountain Brook, Alabama was observed at 02:00:00 on 2026-09-06.
As of now, the AQI in Mountain Brook, Alabama is 38, indicating Good conditions.
Mountain Brook, Alabama air has the highest levels of PM2.5.
Poor air quality in Mountain Brook, Alabama means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Mountain Brook, Alabama are currently 6.852 μg/m3.
The PM10 concentration in Mountain Brook, Alabama is 20.598 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mountain Brook, Alabama is 0.174 ppm.
Currently, Mountain Brook, Alabama has a sulfur dioxide (SO2) concentration of 0.828 ppb.
The current ozone (O3) level in Mountain Brook, Alabama at the moment is 8.668 ppm.
Nitrogen dioxide (NO2) level in Mountain Brook, Alabama at the moment is 7.702 ppb.
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