Stay updated with real-time air quality in Hilton Head Island, 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
Hilton Head Island, South Carolina
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
14.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.30 μg/m³
0
55
155
255
425
605+
38.08 ppb
0
55
71
86
201
201+
0.78 ppb
0
36
76
186
605
1005+
8.11 ppb
0
54
101
361
1250
2050+
0.47 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hilton Head Island, South Carolina
Hilton Head Island, South Carolina
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AQI 67
Moderate
17.98μg/m³
PM2.5
43.16μg/m³
PM10
42.07ppb
O3
0.80ppb
SO2
8.12ppb
NO2
0.45ppm
CO
AQI 67
Moderate
17.99μg/m³
PM2.5
44.23μg/m³
PM10
42.74ppb
O3
0.71ppb
SO2
7.95ppb
NO2
0.43ppm
CO
AQI 67
Moderate
17.87μg/m³
PM2.5
43.86μg/m³
PM10
40.66ppb
O3
0.70ppb
SO2
7.94ppb
NO2
0.43ppm
CO
AQI 69
Moderate
19.22μg/m³
PM2.5
40.59μg/m³
PM10
45.33ppb
O3
1.15ppb
SO2
8.28ppb
NO2
0.47ppm
CO
AQI 69
Moderate
19.34μg/m³
PM2.5
38.46μg/m³
PM10
37.19ppb
O3
0.76ppb
SO2
8.15ppb
NO2
0.44ppm
CO
AQI 71
Moderate
19.97μg/m³
PM2.5
39.15μg/m³
PM10
44.24ppb
O3
0.93ppb
SO2
8.30ppb
NO2
0.47ppm
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 Hilton Head Island, South Carolina is updated on an hourly basis.
The worst air quality in Hilton Head Island, South Carolina was recorded at 01:00:00 on 2025-06-02.
The best air quality in Hilton Head Island, South Carolina was recorded at 05:00:00 on 2025-06-01.
The real-time air quality index in Hilton Head Island, South Carolina is 62, currently categorized as Moderate.
The most common pollutant in Hilton Head Island, South Carolina is PM2.5.
If the air quality in Hilton Head Island, South Carolina is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Hilton Head Island, South Carolina at present are 14.681 μg/m3.
The current PM10 levels in Hilton Head Island, South Carolina are 20.302 μg/m3.
The current carbon monoxide (CO) level in Hilton Head Island, South Carolina is 0.467 ppm.
The current sulfur dioxide (SO2) levels in Hilton Head Island, South Carolina are 0.777 ppb.
The current ozone (O3) levels at Hilton Head Island, South Carolina is 38.079 ppm.
The current nitrogen dioxide (NO2) levels at Hilton Head Island, South Carolina is 8.109 ppb.
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