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)
33
Good
Port Royal, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.64 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.46 μg/m³
0
55
155
255
425
605+
33.80 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
4.43 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Port Royal, South Carolina
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AQI 31
Good
5.02μg/m³
PM2.5
13.66μg/m³
PM10
33.51ppb
O3
0.46ppb
SO2
4.44ppb
NO2
0.25ppm
CO
AQI 33
Good
6.14μg/m³
PM2.5
26.40μg/m³
PM10
34.01ppb
O3
0.55ppb
SO2
3.55ppb
NO2
0.28ppm
CO
AQI 33
Good
6.10μg/m³
PM2.5
26.68μg/m³
PM10
33.81ppb
O3
0.58ppb
SO2
3.54ppb
NO2
0.25ppm
CO
AQI 33
Good
5.87μg/m³
PM2.5
24.11μg/m³
PM10
31.99ppb
O3
0.66ppb
SO2
4.19ppb
NO2
0.25ppm
CO
AQI 28
Good
5.30μg/m³
PM2.5
11.60μg/m³
PM10
30.17ppb
O3
0.74ppb
SO2
3.51ppb
NO2
0.28ppm
CO
AQI 28
Good
5.21μg/m³
PM2.5
11.39μg/m³
PM10
30.13ppb
O3
0.76ppb
SO2
3.48ppb
NO2
0.27ppm
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 12:00:00 on 2026-03-15.
In the last 24 hours, the best air quality in Port Royal, South Carolina was observed at 07:00:00 on 2026-03-15.
As of now, the AQI in Port Royal, South Carolina is 33, indicating Good 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 5.643 μg/m3.
The PM10 concentration in Port Royal, South Carolina is 12.463 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Port Royal, South Carolina is 0.248 ppm.
Currently, Port Royal, South Carolina has a sulfur dioxide (SO2) concentration of 0.474 ppb.
The current ozone (O3) level in Port Royal, South Carolina at the moment is 33.797 ppm.
Nitrogen dioxide (NO2) level in Port Royal, South Carolina at the moment is 4.434 ppb.
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