Stay updated with real-time air quality in Mount Pleasant, 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)
62
Moderate
Mount Pleasant, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
15.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
55.68 μg/m³
0
55
155
255
425
605+
29.35 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
2.36 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mount Pleasant, South Carolina
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AQI 64
Moderate
15.89μg/m³
PM2.5
56.69μg/m³
PM10
28.36ppb
O3
0.60ppb
SO2
2.38ppb
NO2
0.20ppm
CO
AQI 52
Moderate
10.30μg/m³
PM2.5
33.38μg/m³
PM10
28.50ppb
O3
0.59ppb
SO2
2.89ppb
NO2
0.20ppm
CO
AQI 64
Moderate
15.63μg/m³
PM2.5
59.20μg/m³
PM10
28.92ppb
O3
0.60ppb
SO2
2.23ppb
NO2
0.20ppm
CO
AQI 62
Moderate
15.20μg/m³
PM2.5
59.96μg/m³
PM10
29.46ppb
O3
0.60ppb
SO2
2.24ppb
NO2
0.20ppm
CO
AQI 62
Moderate
15.02μg/m³
PM2.5
63.56μg/m³
PM10
29.75ppb
O3
0.59ppb
SO2
2.71ppb
NO2
0.20ppm
CO
AQI 62
Moderate
14.97μg/m³
PM2.5
57.62μg/m³
PM10
27.57ppb
O3
0.58ppb
SO2
3.10ppb
NO2
0.20ppm
CO
The air quality data for South Carolina, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Mount Pleasant, South Carolina are available every hour.
Mount Pleasant, South Carolina experienced its worst air quality at 08:00:00, 2026-07-23.
The best air quality in Mount Pleasant, South Carolina was observed at 09:00:00 on 2026-07-23.
The air quality in Mount Pleasant, South Carolina right now is Moderate, with an AQI of 62.
In Mount Pleasant, South Carolina, PM2.5 is the most frequently found pollutant.
When air quality in Mount Pleasant, South Carolina is compromised, staying indoors and wearing a mask can reduce health risks.
Mount Pleasant, South Carolina currently has a PM2.5 concentration of 15.119 μg/m3.
Mount Pleasant, South Carolina currently has a PM10 concentration of 55.679 μg/m3.
The current carbon monoxide (CO) level in Mount Pleasant, South Carolina is 0.204 ppm.
The current sulfur dioxide (SO2) concentration in Mount Pleasant, South Carolina is 0.595 ppb.
Mount Pleasant, South Carolina currently has an ozone (O3) concentration of 29.349 ppm.
The current level of nitrogen dioxide (NO2) in Mount Pleasant, South Carolina is 2.356 ppb.
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