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

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.21 μg/m³
0
55
155
255
425
605+
12.76 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
4.93 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Port Royal, South Carolina
Port Royal, South Carolina
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AQI 52
Moderate
9.62μg/m³
PM2.5
32.81μg/m³
PM10
12.01ppb
O3
0.43ppb
SO2
5.68ppb
NO2
0.32ppm
CO
AQI 33
Good
6.47μg/m³
PM2.5
14.27μg/m³
PM10
18.13ppb
O3
0.49ppb
SO2
6.19ppb
NO2
0.31ppm
CO
AQI 49
Good
9.25μg/m³
PM2.5
25.14μg/m³
PM10
11.29ppb
O3
0.49ppb
SO2
5.68ppb
NO2
0.32ppm
CO
AQI 52
Moderate
9.98μg/m³
PM2.5
26.61μg/m³
PM10
11.82ppb
O3
0.47ppb
SO2
6.09ppb
NO2
0.33ppm
CO
AQI 38
Good
6.84μg/m³
PM2.5
17.86μg/m³
PM10
12.87ppb
O3
0.52ppb
SO2
6.92ppb
NO2
0.32ppm
CO
AQI 54
Moderate
11.08μg/m³
PM2.5
16.00μg/m³
PM10
10.69ppb
O3
0.60ppb
SO2
6.21ppb
NO2
0.32ppm
CO
Air quality and pollutant data for South Carolina, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Port Royal, South Carolina is updated every hour for accuracy.
In the past 24 hours, the air quality in Port Royal, South Carolina was at its worst at 04:00:00 on 2025-12-06.
In the last 24 hours, the best air quality in Port Royal, South Carolina was observed at 11:00:00 on 2025-12-07.
As of now, the AQI in Port Royal, South Carolina is 52, indicating Moderate conditions.
Port Royal, South Carolina air has the highest levels of PM2.5.
Poor air quality in Port Royal, South Carolina means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Port Royal, South Carolina are currently 9.826 μg/m3.
The PM10 concentration in Port Royal, South Carolina is 24.214 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Port Royal, South Carolina is 0.317 ppm.
Currently, Port Royal, South Carolina has a sulfur dioxide (SO2) concentration of 0.583 ppb.
The current ozone (O3) level in Port Royal, South Carolina at the moment is 12.761 ppm.
Nitrogen dioxide (NO2) level in Port Royal, South Carolina at the moment is 4.927 ppb.
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