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

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.19 μg/m³
0
55
155
255
425
605+
16.89 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
8.18 ppb
0
54
101
361
1250
2050+
0.50 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hartselle, Alabama
Hartselle, Alabama
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AQI 33
Good
6.02μg/m³
PM2.5
26.59μg/m³
PM10
25.55ppb
O3
0.50ppb
SO2
7.01ppb
NO2
0.35ppm
CO
AQI 33
Good
5.91μg/m³
PM2.5
25.80μg/m³
PM10
26.87ppb
O3
0.43ppb
SO2
6.54ppb
NO2
0.34ppm
CO
AQI 33
Good
6.06μg/m³
PM2.5
18.08μg/m³
PM10
26.40ppb
O3
0.45ppb
SO2
7.37ppb
NO2
0.38ppm
CO
AQI 33
Good
5.67μg/m³
PM2.5
17.21μg/m³
PM10
25.67ppb
O3
0.40ppb
SO2
7.37ppb
NO2
0.38ppm
CO
AQI 38
Good
6.59μg/m³
PM2.5
16.18μg/m³
PM10
25.47ppb
O3
0.39ppb
SO2
7.41ppb
NO2
0.38ppm
CO
AQI 33
Good
5.59μg/m³
PM2.5
13.02μg/m³
PM10
28.42ppb
O3
0.40ppb
SO2
7.64ppb
NO2
0.38ppm
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 Hartselle, Alabama is updated on an hourly basis.
The worst air quality in Hartselle, Alabama was recorded at 11:00:00 on 2026-01-22.
The best air quality in Hartselle, Alabama was recorded at 12:00:00 on 2026-01-23.
The real-time air quality index in Hartselle, Alabama is 33, currently categorized as Good.
The most common pollutant in Hartselle, Alabama is PM2.5.
If the air quality in Hartselle, Alabama is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Hartselle, Alabama at present are 5.652 μg/m3.
The current PM10 levels in Hartselle, Alabama are 23.457 μg/m3.
The current carbon monoxide (CO) level in Hartselle, Alabama is 0.442 ppm.
The current sulfur dioxide (SO2) levels in Hartselle, Alabama are 0.765 ppb.
The current ozone (O3) levels at Hartselle, Alabama is 22.752 ppm.
The current nitrogen dioxide (NO2) levels at Hartselle, Alabama is 7.235 ppb.
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