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)
52
Moderate
St. Andrews, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.65 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
41.12 μg/m³
0
55
155
255
425
605+
10.44 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
3.52 ppb
0
54
101
361
1250
2050+
0.20 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 44
Good
7.90μg/m³
PM2.5
34.20μg/m³
PM10
36.52ppb
O3
0.31ppb
SO2
2.27ppb
NO2
0.12ppm
CO
AQI 44
Good
7.93μg/m³
PM2.5
30.16μg/m³
PM10
34.94ppb
O3
0.31ppb
SO2
2.25ppb
NO2
0.12ppm
CO
AQI 44
Good
8.00μg/m³
PM2.5
26.07μg/m³
PM10
33.39ppb
O3
0.31ppb
SO2
2.22ppb
NO2
0.12ppm
CO
AQI 44
Good
7.91μg/m³
PM2.5
32.08μg/m³
PM10
35.69ppb
O3
0.31ppb
SO2
2.26ppb
NO2
0.12ppm
CO
AQI 38
Good
7.02μg/m³
PM2.5
22.71μg/m³
PM10
39.99ppb
O3
0.32ppb
SO2
2.28ppb
NO2
0.13ppm
CO
AQI 44
Good
7.90μg/m³
PM2.5
33.58μg/m³
PM10
36.30ppb
O3
0.31ppb
SO2
2.27ppb
NO2
0.12ppm
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 08:00:00, 2026-08-13.
The best air quality in St. Andrews, South Carolina was observed at 02:00:00 on 2026-08-13.
The air quality in St. Andrews, South Carolina right now is Moderate, with an AQI of 52.
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 9.646 μg/m3.
St. Andrews, South Carolina currently has a PM10 concentration of 41.118 μg/m3.
The current carbon monoxide (CO) level in St. Andrews, South Carolina is 0.203 ppm.
The current sulfur dioxide (SO2) concentration in St. Andrews, South Carolina is 0.535 ppb.
St. Andrews, South Carolina currently has an ozone (O3) concentration of 10.438 ppm.
The current level of nitrogen dioxide (NO2) in St. Andrews, South Carolina is 3.52 ppb.
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