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)
44
Good
Fort Mill, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.89 μg/m³
0
55
155
255
425
605+
19.79 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
26.44 ppb
0
54
101
361
1250
2050+
0.44 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 54
Moderate
11.43μg/m³
PM2.5
56.73μg/m³
PM10
17.09ppb
O3
0.19ppb
SO2
27.87ppb
NO2
0.43ppm
CO
AQI 44
Good
7.56μg/m³
PM2.5
31.50μg/m³
PM10
18.67ppb
O3
0.20ppb
SO2
26.91ppb
NO2
0.45ppm
CO
AQI 58
Moderate
12.52μg/m³
PM2.5
50.44μg/m³
PM10
17.88ppb
O3
0.18ppb
SO2
26.78ppb
NO2
0.42ppm
CO
AQI 44
Good
8.10μg/m³
PM2.5
34.51μg/m³
PM10
18.43ppb
O3
0.20ppb
SO2
26.89ppb
NO2
0.45ppm
CO
AQI 49
Good
8.88μg/m³
PM2.5
32.93μg/m³
PM10
20.18ppb
O3
0.20ppb
SO2
26.82ppb
NO2
0.44ppm
CO
AQI 44
Good
8.13μg/m³
PM2.5
32.45μg/m³
PM10
18.03ppb
O3
0.20ppb
SO2
26.78ppb
NO2
0.42ppm
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 05:00:00 on 2026-01-22.
In the last 24 hours, the best air quality in Fort Mill, South Carolina was observed at 12:00:00 on 2026-01-23.
As of now, the AQI in Fort Mill, South Carolina is 44, indicating Good conditions.
Fort Mill, South Carolina air has the highest levels of PM2.5.
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 7.899 μg/m3.
The PM10 concentration in Fort Mill, South Carolina is 30.889 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fort Mill, South Carolina is 0.438 ppm.
Currently, Fort Mill, South Carolina has a sulfur dioxide (SO2) concentration of 0.201 ppb.
The current ozone (O3) level in Fort Mill, South Carolina at the moment is 19.789 ppm.
Nitrogen dioxide (NO2) level in Fort Mill, South Carolina at the moment is 26.44 ppb.
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