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)
64
Moderate
Mountain Brook, Alabama
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
15.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
32.32 μg/m³
0
55
155
255
425
605+
20.11 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
18.37 ppb
0
54
101
361
1250
2050+
0.31 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 64
Moderate
15.87μg/m³
PM2.5
40.86μg/m³
PM10
19.70ppb
O3
0.42ppb
SO2
17.85ppb
NO2
0.30ppm
CO
AQI 64
Moderate
16.04μg/m³
PM2.5
26.14μg/m³
PM10
21.46ppb
O3
0.41ppb
SO2
19.16ppb
NO2
0.31ppm
CO
AQI 62
Moderate
14.89μg/m³
PM2.5
46.77μg/m³
PM10
13.87ppb
O3
0.41ppb
SO2
19.24ppb
NO2
0.31ppm
CO
AQI 64
Moderate
15.79μg/m³
PM2.5
39.21μg/m³
PM10
19.75ppb
O3
0.42ppb
SO2
17.87ppb
NO2
0.30ppm
CO
AQI 62
Moderate
15.33μg/m³
PM2.5
58.28μg/m³
PM10
16.10ppb
O3
0.41ppb
SO2
15.20ppb
NO2
0.31ppm
CO
AQI 62
Moderate
15.37μg/m³
PM2.5
66.97μg/m³
PM10
18.79ppb
O3
0.41ppb
SO2
19.23ppb
NO2
0.31ppm
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 11:00:00 on 2026-01-21.
In the last 24 hours, the best air quality in Mountain Brook, Alabama was observed at 01:00:00 on 2026-01-22.
As of now, the AQI in Mountain Brook, Alabama is 64, indicating Moderate 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 15.614 μg/m3.
The PM10 concentration in Mountain Brook, Alabama is 32.319 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mountain Brook, Alabama is 0.306 ppm.
Currently, Mountain Brook, Alabama has a sulfur dioxide (SO2) concentration of 0.416 ppb.
The current ozone (O3) level in Mountain Brook, Alabama at the moment is 20.113 ppm.
Nitrogen dioxide (NO2) level in Mountain Brook, Alabama at the moment is 18.367 ppb.
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