Stay updated with real-time air quality in Chelsea, 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)
38
Good
Chelsea, Alabama
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.60 μg/m³
0
55
155
255
425
605+
11.99 ppb
0
55
71
86
201
201+
0.84 ppb
0
36
76
186
605
1005+
5.21 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Chelsea, Alabama
Chelsea, Alabama
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AQI 44
Good
7.76μg/m³
PM2.5
18.84μg/m³
PM10
6.07ppb
O3
0.84ppb
SO2
5.14ppb
NO2
0.17ppm
CO
AQI 44
Good
7.82μg/m³
PM2.5
18.23μg/m³
PM10
13.01ppb
O3
0.84ppb
SO2
5.17ppb
NO2
0.17ppm
CO
AQI 38
Good
6.84μg/m³
PM2.5
18.81μg/m³
PM10
9.38ppb
O3
0.83ppb
SO2
7.38ppb
NO2
0.17ppm
CO
AQI 38
Good
7.28μg/m³
PM2.5
18.50μg/m³
PM10
6.08ppb
O3
0.85ppb
SO2
5.11ppb
NO2
0.17ppm
CO
AQI 38
Good
6.97μg/m³
PM2.5
18.49μg/m³
PM10
6.00ppb
O3
0.85ppb
SO2
5.12ppb
NO2
0.17ppm
CO
AQI 38
Good
6.85μg/m³
PM2.5
20.60μg/m³
PM10
8.67ppb
O3
0.83ppb
SO2
7.70ppb
NO2
0.17ppm
CO
Air quality data and pollutant measurements for Alabama, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Chelsea, Alabama is updated every hour.
The worst air quality in Chelsea, Alabama in the last 24 hours was observed at 03:00:00 on 2026-09-07.
In the last 24 hrs, the best air quality in Chelsea, Alabama was observed at 01:00:00 on 2026-09-06.
The current air quality in Chelsea, Alabama is 38, categorized as Good based on real-time data.
The most common pollutant in Chelsea, Alabama is PM2.5.
If the air quality in Chelsea, Alabama is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Chelsea, Alabama is 6.921 μg/m3.
The current PM10 concentration at Chelsea, Alabama is 24.604 μg/m3.
The current carbon monoxide (CO) concentration at Chelsea, Alabama is 0.172 ppm.
The current sulfur dioxide (SO2) concentration at Chelsea, Alabama is 0.841 ppb.
The current ozone (O3) concentration at Chelsea, Alabama is 11.986 ppm.
The current nitrogen dioxide (NO2) concentration at Chelsea, Alabama is 5.206 ppb.
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