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)
33
Good
Mountain Brook, Alabama
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.77 μg/m³
0
55
155
255
425
605+
7.46 ppb
0
55
71
86
201
201+
0.67 ppb
0
36
76
186
605
1005+
11.30 ppb
0
54
101
361
1250
2050+
0.48 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 33
Good
6.23μg/m³
PM2.5
27.15μg/m³
PM10
8.18ppb
O3
0.67ppb
SO2
11.08ppb
NO2
0.48ppm
CO
AQI 33
Good
5.79μg/m³
PM2.5
23.14μg/m³
PM10
11.12ppb
O3
0.67ppb
SO2
11.29ppb
NO2
0.48ppm
CO
AQI 33
Good
6.14μg/m³
PM2.5
30.26μg/m³
PM10
6.00ppb
O3
0.67ppb
SO2
11.37ppb
NO2
0.48ppm
CO
AQI 33
Good
6.32μg/m³
PM2.5
28.13μg/m³
PM10
7.95ppb
O3
0.67ppb
SO2
11.11ppb
NO2
0.48ppm
CO
AQI 38
Good
7.39μg/m³
PM2.5
35.90μg/m³
PM10
5.96ppb
O3
0.68ppb
SO2
10.92ppb
NO2
0.47ppm
CO
AQI 33
Good
6.08μg/m³
PM2.5
29.83μg/m³
PM10
6.02ppb
O3
0.67ppb
SO2
11.36ppb
NO2
0.48ppm
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 07:00:00 on 2026-07-17.
In the last 24 hours, the best air quality in Mountain Brook, Alabama was observed at 06:00:00 on 2026-07-18.
As of now, the AQI in Mountain Brook, Alabama is 33, 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 6.179 μg/m3.
The PM10 concentration in Mountain Brook, Alabama is 28.772 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mountain Brook, Alabama is 0.478 ppm.
Currently, Mountain Brook, Alabama has a sulfur dioxide (SO2) concentration of 0.669 ppb.
The current ozone (O3) level in Mountain Brook, Alabama at the moment is 7.458 ppm.
Nitrogen dioxide (NO2) level in Mountain Brook, Alabama at the moment is 11.299 ppb.
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