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)
77
Moderate
North Charleston, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
23.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
52.65 μg/m³
0
55
155
255
425
605+
21.33 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
9.60 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
North Charleston, South Carolina
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AQI 75
Moderate
22.04μg/m³
PM2.5
52.35μg/m³
PM10
21.58ppb
O3
0.59ppb
SO2
9.65ppb
NO2
0.26ppm
CO
AQI 69
Moderate
18.72μg/m³
PM2.5
49.96μg/m³
PM10
21.61ppb
O3
0.58ppb
SO2
8.62ppb
NO2
0.26ppm
CO
AQI 77
Moderate
23.35μg/m³
PM2.5
52.88μg/m³
PM10
21.19ppb
O3
0.59ppb
SO2
9.34ppb
NO2
0.26ppm
CO
AQI 67
Moderate
18.38μg/m³
PM2.5
49.84μg/m³
PM10
21.84ppb
O3
0.57ppb
SO2
8.46ppb
NO2
0.26ppm
CO
AQI 75
Moderate
22.18μg/m³
PM2.5
53.12μg/m³
PM10
21.46ppb
O3
0.59ppb
SO2
9.32ppb
NO2
0.26ppm
CO
AQI 67
Moderate
18.36μg/m³
PM2.5
53.05μg/m³
PM10
21.65ppb
O3
0.58ppb
SO2
9.21ppb
NO2
0.27ppm
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 03:00:00 on 2026-03-11.
The best air quality in North Charleston, South Carolina was recorded at 09:00:00 on 2026-03-11.
The real-time air quality index in North Charleston, South Carolina is 77, 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 23.039 μg/m3.
The current PM10 levels in North Charleston, South Carolina are 52.649 μg/m3.
The current carbon monoxide (CO) level in North Charleston, South Carolina is 0.261 ppm.
The current sulfur dioxide (SO2) levels in North Charleston, South Carolina are 0.594 ppb.
The current ozone (O3) levels at North Charleston, South Carolina is 21.334 ppm.
The current nitrogen dioxide (NO2) levels at North Charleston, South Carolina is 9.595 ppb.
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