Stay updated with real-time air quality in Helena, 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
Helena, Alabama
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
15.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
58.82 μg/m³
0
55
155
255
425
605+
7.06 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
15.17 ppb
0
54
101
361
1250
2050+
0.77 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Helena, Alabama
Helena, Alabama
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AQI 58
Moderate
13.21μg/m³
PM2.5
61.54μg/m³
PM10
5.51ppb
O3
0.52ppb
SO2
15.70ppb
NO2
0.67ppm
CO
AQI 62
Moderate
15.30μg/m³
PM2.5
36.97μg/m³
PM10
5.50ppb
O3
0.52ppb
SO2
14.51ppb
NO2
0.67ppm
CO
AQI 64
Moderate
16.14μg/m³
PM2.5
44.22μg/m³
PM10
5.63ppb
O3
0.54ppb
SO2
20.54ppb
NO2
0.68ppm
CO
AQI 69
Moderate
18.66μg/m³
PM2.5
74.48μg/m³
PM10
6.12ppb
O3
0.55ppb
SO2
17.18ppb
NO2
0.66ppm
CO
AQI 67
Moderate
17.82μg/m³
PM2.5
78.66μg/m³
PM10
5.47ppb
O3
0.56ppb
SO2
15.16ppb
NO2
0.65ppm
CO
AQI 79
Moderate
23.77μg/m³
PM2.5
57.26μg/m³
PM10
6.36ppb
O3
0.55ppb
SO2
18.26ppb
NO2
0.67ppm
CO
Air quality measurements for Alabama, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Helena, Alabama is updated on an hourly basis.
The worst air quality in Helena, Alabama was recorded at 11:00:00 on 2025-12-13.
The best air quality in Helena, Alabama was recorded at 02:00:00 on 2025-12-13.
The real-time air quality index in Helena, Alabama is 64, currently categorized as Moderate.
The most common pollutant in Helena, Alabama is PM2.5.
If the air quality in Helena, Alabama is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Helena, Alabama at present are 15.92 μg/m3.
The current PM10 levels in Helena, Alabama are 58.819 μg/m3.
The current carbon monoxide (CO) level in Helena, Alabama is 0.773 ppm.
The current sulfur dioxide (SO2) levels in Helena, Alabama are 0.599 ppb.
The current ozone (O3) levels at Helena, Alabama is 7.063 ppm.
The current nitrogen dioxide (NO2) levels at Helena, Alabama is 15.17 ppb.
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