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)
56
Moderate
Mountain Brook, Alabama
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
37.39 μg/m³
0
55
155
255
425
605+
38.85 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
15.78 ppb
0
54
101
361
1250
2050+
0.37 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Mountain Brook, Alabama
Mountain Brook, Alabama
Scroll To Air Quality MapLoading...
AQI 44
Good
8.29μg/m³
PM2.5
36.19μg/m³
PM10
27.94ppb
O3
0.71ppb
SO2
5.15ppb
NO2
0.21ppm
CO
AQI 49
Good
9.27μg/m³
PM2.5
41.14μg/m³
PM10
27.31ppb
O3
0.73ppb
SO2
6.11ppb
NO2
0.23ppm
CO
AQI 49
Good
8.94μg/m³
PM2.5
39.55μg/m³
PM10
25.23ppb
O3
0.72ppb
SO2
5.65ppb
NO2
0.22ppm
CO
AQI 44
Good
8.16μg/m³
PM2.5
35.70μg/m³
PM10
28.05ppb
O3
0.71ppb
SO2
5.09ppb
NO2
0.21ppm
CO
AQI 44
Good
7.68μg/m³
PM2.5
33.64μg/m³
PM10
29.88ppb
O3
0.67ppb
SO2
4.06ppb
NO2
0.20ppm
CO
AQI 52
Moderate
9.84μg/m³
PM2.5
43.90μg/m³
PM10
26.65ppb
O3
0.72ppb
SO2
5.62ppb
NO2
0.22ppm
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 09:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Mountain Brook, Alabama was observed at 03:00:00 on 2026-04-24.
As of now, the AQI in Mountain Brook, Alabama is 56, 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 12.081 μg/m3.
The PM10 concentration in Mountain Brook, Alabama is 37.392 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mountain Brook, Alabama is 0.373 ppm.
Currently, Mountain Brook, Alabama has a sulfur dioxide (SO2) concentration of 0.512 ppb.
The current ozone (O3) level in Mountain Brook, Alabama at the moment is 38.854 ppm.
Nitrogen dioxide (NO2) level in Mountain Brook, Alabama at the moment is 15.776 ppb.
All Rights Reserved © Ambee Inc. 2025