Stay updated with real-time air quality in Rock Hill, 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)
49
Good
Rock Hill, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.11 μg/m³
0
55
155
255
425
605+
17.86 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
6.08 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Rock Hill, South Carolina
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AQI 49
Good
9.18μg/m³
PM2.5
24.63μg/m³
PM10
18.27ppb
O3
0.30ppb
SO2
8.47ppb
NO2
0.23ppm
CO
AQI 44
Good
7.87μg/m³
PM2.5
25.76μg/m³
PM10
13.34ppb
O3
0.26ppb
SO2
8.63ppb
NO2
0.22ppm
CO
AQI 44
Good
7.69μg/m³
PM2.5
31.48μg/m³
PM10
15.74ppb
O3
0.24ppb
SO2
8.81ppb
NO2
0.21ppm
CO
AQI 38
Good
7.09μg/m³
PM2.5
28.58μg/m³
PM10
15.88ppb
O3
0.22ppb
SO2
8.68ppb
NO2
0.21ppm
CO
AQI 49
Good
8.53μg/m³
PM2.5
25.79μg/m³
PM10
16.35ppb
O3
0.29ppb
SO2
8.42ppb
NO2
0.23ppm
CO
AQI 44
Good
8.44μg/m³
PM2.5
24.77μg/m³
PM10
13.11ppb
O3
0.26ppb
SO2
8.54ppb
NO2
0.22ppm
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 Rock Hill, South Carolina is updated every hour for accuracy.
In the past 24 hours, the air quality in Rock Hill, South Carolina was at its worst at 04:00:00 on 2026-03-11.
In the last 24 hours, the best air quality in Rock Hill, South Carolina was observed at 03:00:00 on 2026-03-10.
As of now, the AQI in Rock Hill, South Carolina is 49, indicating Good conditions.
Rock Hill, South Carolina air has the highest levels of PM2.5.
Poor air quality in Rock Hill, South Carolina means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Rock Hill, South Carolina are currently 8.944 μg/m3.
The PM10 concentration in Rock Hill, South Carolina is 31.112 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Rock Hill, South Carolina is 0.205 ppm.
Currently, Rock Hill, South Carolina has a sulfur dioxide (SO2) concentration of 0.216 ppb.
The current ozone (O3) level in Rock Hill, South Carolina at the moment is 17.865 ppm.
Nitrogen dioxide (NO2) level in Rock Hill, South Carolina at the moment is 6.082 ppb.
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