Stay updated with real-time air quality in Cayce, 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
Cayce, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.33 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.47 μg/m³
0
55
155
255
425
605+
21.44 ppb
0
55
71
86
201
201+
0.69 ppb
0
36
76
186
605
1005+
6.81 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cayce, South Carolina
Cayce, South Carolina
Scroll To Air Quality MapLoading...
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 56
Moderate
11.54μg/m³
PM2.5
48.94μg/m³
PM10
22.98ppb
O3
0.69ppb
SO2
6.90ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.07μg/m³
PM2.5
30.25μg/m³
PM10
21.52ppb
O3
0.69ppb
SO2
6.70ppb
NO2
0.20ppm
CO
AQI 56
Moderate
11.56μg/m³
PM2.5
49.75μg/m³
PM10
23.04ppb
O3
0.69ppb
SO2
6.91ppb
NO2
0.20ppm
CO
Air quality data and pollutant measurements for South Carolina, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Cayce, South Carolina is updated every hour.
The worst air quality in Cayce, South Carolina in the last 24 hours was observed at 03:00:00 on 2026-06-08.
In the last 24 hrs, the best air quality in Cayce, South Carolina was observed at 04:00:00 on 2026-06-07.
The current air quality in Cayce, South Carolina is 54, categorized as Moderate based on real-time data.
The most common pollutant in Cayce, South Carolina is PM2.5.
If the air quality in Cayce, South Carolina is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Cayce, South Carolina is 11.327 μg/m3.
The current PM10 concentration at Cayce, South Carolina is 24.471 μg/m3.
The current carbon monoxide (CO) concentration at Cayce, South Carolina is 0.204 ppm.
The current sulfur dioxide (SO2) concentration at Cayce, South Carolina is 0.69 ppb.
The current ozone (O3) concentration at Cayce, South Carolina is 21.438 ppm.
The current nitrogen dioxide (NO2) concentration at Cayce, South Carolina is 6.812 ppb.
All Rights Reserved © Ambee Inc. 2025