Stay updated with real-time air quality in Fort Mill, 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)
36
Good
Fort Mill, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.95 μg/m³
0
55
155
255
425
605+
39.14 ppb
0
55
71
86
201
201+
0.16 ppb
0
36
76
186
605
1005+
6.93 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fort Mill, South Carolina
Fort Mill, South Carolina
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AQI 47
Good
5.65μg/m³
PM2.5
32.06μg/m³
PM10
50.67ppb
O3
0.19ppb
SO2
7.12ppb
NO2
0.25ppm
CO
AQI 31
Good
1.64μg/m³
PM2.5
6.87μg/m³
PM10
34.30ppb
O3
0.19ppb
SO2
8.39ppb
NO2
0.26ppm
CO
AQI 46
Good
8.37μg/m³
PM2.5
28.37μg/m³
PM10
50.07ppb
O3
0.19ppb
SO2
6.79ppb
NO2
0.23ppm
CO
AQI 31
Good
2.64μg/m³
PM2.5
10.82μg/m³
PM10
33.99ppb
O3
0.19ppb
SO2
8.79ppb
NO2
0.26ppm
CO
AQI 37
Good
4.43μg/m³
PM2.5
17.83μg/m³
PM10
40.35ppb
O3
0.19ppb
SO2
7.39ppb
NO2
0.24ppm
CO
AQI 49
Good
8.94μg/m³
PM2.5
27.97μg/m³
PM10
45.73ppb
O3
0.19ppb
SO2
6.88ppb
NO2
0.23ppm
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 Fort Mill, South Carolina is updated every hour for accuracy.
In the past 24 hours, the air quality in Fort Mill, South Carolina was at its worst at 09:00:00 on 2026-07-22.
In the last 24 hours, the best air quality in Fort Mill, South Carolina was observed at 03:00:00 on 2026-07-23.
As of now, the AQI in Fort Mill, South Carolina is 36, indicating Good conditions.
Fort Mill, South Carolina air has the highest levels of O3.
Poor air quality in Fort Mill, South Carolina means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Fort Mill, South Carolina are currently 4.802 μg/m3.
The PM10 concentration in Fort Mill, South Carolina is 17.951 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fort Mill, South Carolina is 0.248 ppm.
Currently, Fort Mill, South Carolina has a sulfur dioxide (SO2) concentration of 0.16 ppb.
The current ozone (O3) level in Fort Mill, South Carolina at the moment is 39.14 ppm.
Nitrogen dioxide (NO2) level in Fort Mill, South Carolina at the moment is 6.933 ppb.
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