Stay updated with real-time air quality in St. Andrews, 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)
54
Moderate
St. Andrews, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
48.52 μg/m³
0
55
155
255
425
605+
22.17 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
7.56 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
St. Andrews, South Carolina
St. Andrews, South Carolina
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AQI 56
Moderate
11.56μg/m³
PM2.5
49.75μg/m³
PM10
23.04ppb
O3
0.69ppb
SO2
6.91ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.33μg/m³
PM2.5
43.15μg/m³
PM10
22.27ppb
O3
0.69ppb
SO2
6.82ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.14μg/m³
PM2.5
36.15μg/m³
PM10
21.70ppb
O3
0.68ppb
SO2
6.74ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.43μg/m³
PM2.5
46.42μg/m³
PM10
22.57ppb
O3
0.69ppb
SO2
6.86ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.33μg/m³
PM2.5
24.47μg/m³
PM10
21.44ppb
O3
0.69ppb
SO2
6.81ppb
NO2
0.20ppm
CO
AQI 56
Moderate
11.53μg/m³
PM2.5
48.82μg/m³
PM10
22.92ppb
O3
0.69ppb
SO2
6.89ppb
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 St. Andrews, South Carolina are available every hour.
St. Andrews, South Carolina experienced its worst air quality at 03:00:00, 2026-06-08.
The best air quality in St. Andrews, South Carolina was observed at 04:00:00 on 2026-06-07.
The air quality in St. Andrews, South Carolina right now is Moderate, with an AQI of 54.
In St. Andrews, South Carolina, PM2.5 is the most frequently found pollutant.
When air quality in St. Andrews, South Carolina is compromised, staying indoors and wearing a mask can reduce health risks.
St. Andrews, South Carolina currently has a PM2.5 concentration of 11.39 μg/m3.
St. Andrews, South Carolina currently has a PM10 concentration of 48.525 μg/m3.
The current carbon monoxide (CO) level in St. Andrews, South Carolina is 0.123 ppm.
The current sulfur dioxide (SO2) concentration in St. Andrews, South Carolina is 0.586 ppb.
St. Andrews, South Carolina currently has an ozone (O3) concentration of 22.168 ppm.
The current level of nitrogen dioxide (NO2) in St. Andrews, South Carolina is 7.562 ppb.
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