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)
27
Good
Rock Hill, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.32 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.57 μg/m³
0
55
155
255
425
605+
22.55 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
2.60 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Rock Hill, South Carolina
Rock Hill, South Carolina
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AQI 27
Good
5.11μg/m³
PM2.5
25.08μg/m³
PM10
6.56ppb
O3
0.19ppb
SO2
5.80ppb
NO2
0.21ppm
CO
AQI 22
Good
3.96μg/m³
PM2.5
16.33μg/m³
PM10
7.90ppb
O3
0.19ppb
SO2
5.72ppb
NO2
0.20ppm
CO
AQI 22
Good
4.21μg/m³
PM2.5
18.72μg/m³
PM10
8.66ppb
O3
0.19ppb
SO2
6.14ppb
NO2
0.21ppm
CO
AQI 22
Good
3.83μg/m³
PM2.5
16.00μg/m³
PM10
8.67ppb
O3
0.19ppb
SO2
5.94ppb
NO2
0.20ppm
CO
AQI 27
Good
5.26μg/m³
PM2.5
24.36μg/m³
PM10
9.37ppb
O3
0.19ppb
SO2
5.68ppb
NO2
0.20ppm
CO
AQI 22
Good
4.26μg/m³
PM2.5
16.95μg/m³
PM10
7.93ppb
O3
0.19ppb
SO2
5.57ppb
NO2
0.20ppm
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 09:00:00 on 2026-08-07.
In the last 24 hours, the best air quality in Rock Hill, South Carolina was observed at 08:00:00 on 2026-08-08.
As of now, the AQI in Rock Hill, South Carolina is 27, 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 4.841 μg/m3.
The PM10 concentration in Rock Hill, South Carolina is 16.473 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Rock Hill, South Carolina is 0.2 ppm.
Currently, Rock Hill, South Carolina has a sulfur dioxide (SO2) concentration of 0.222 ppb.
The current ozone (O3) level in Rock Hill, South Carolina at the moment is 9.899 ppm.
Nitrogen dioxide (NO2) level in Rock Hill, South Carolina at the moment is 4.97 ppb.
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