Stay updated with real-time air quality in North Charleston, South Carolina 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)
66
Moderate
North Charleston, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
17.21 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
40.25 μg/m³
0
55
155
255
425
605+
54.32 ppb
0
55
71
86
201
201+
1.08 ppb
0
36
76
186
605
1005+
3.19 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
North Charleston, South Carolina
North Charleston, South Carolina
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AQI 66
Moderate
16.86μg/m³
PM2.5
40.70μg/m³
PM10
54.91ppb
O3
1.08ppb
SO2
3.32ppb
NO2
0.22ppm
CO
AQI 62
Moderate
15.13μg/m³
PM2.5
37.26μg/m³
PM10
57.34ppb
O3
1.04ppb
SO2
3.46ppb
NO2
0.22ppm
CO
AQI 66
Moderate
17.35μg/m³
PM2.5
41.25μg/m³
PM10
53.53ppb
O3
1.07ppb
SO2
3.31ppb
NO2
0.22ppm
CO
AQI 67
Moderate
14.13μg/m³
PM2.5
19.99μg/m³
PM10
60.42ppb
O3
1.01ppb
SO2
3.66ppb
NO2
0.22ppm
CO
AQI 66
Moderate
17.00μg/m³
PM2.5
43.12μg/m³
PM10
53.64ppb
O3
1.06ppb
SO2
3.42ppb
NO2
0.22ppm
CO
AQI 62
Moderate
14.69μg/m³
PM2.5
28.64μg/m³
PM10
55.89ppb
O3
1.02ppb
SO2
3.37ppb
NO2
0.22ppm
CO
Air quality measurements for South Carolina, 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 North Charleston, South Carolina is updated on an hourly basis.
The worst air quality in North Charleston, South Carolina was recorded at 08:00:00 on 2026-04-23.
The best air quality in North Charleston, South Carolina was recorded at 09:00:00 on 2026-04-23.
The real-time air quality index in North Charleston, South Carolina is 66, currently categorized as Moderate.
The most common pollutant in North Charleston, South Carolina is PM2.5.
If the air quality in North Charleston, South Carolina is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in North Charleston, South Carolina at present are 17.213 μg/m3.
The current PM10 levels in North Charleston, South Carolina are 40.247 μg/m3.
The current carbon monoxide (CO) level in North Charleston, South Carolina is 0.218 ppm.
The current sulfur dioxide (SO2) levels in North Charleston, South Carolina are 1.08 ppb.
The current ozone (O3) levels at North Charleston, South Carolina is 54.318 ppm.
The current nitrogen dioxide (NO2) levels at North Charleston, South Carolina is 3.186 ppb.
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