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)
56
Moderate
Fort Mill, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
45.99 μg/m³
0
55
155
255
425
605+
11.13 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
7.98 ppb
0
54
101
361
1250
2050+
0.20 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
11.22μg/m³
PM2.5
46.54μg/m³
PM10
15.03ppb
O3
0.57ppb
SO2
7.37ppb
NO2
0.21ppm
CO
AQI 56
Moderate
12.10μg/m³
PM2.5
44.78μg/m³
PM10
14.57ppb
O3
0.56ppb
SO2
7.62ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.20μg/m³
PM2.5
33.70μg/m³
PM10
14.06ppb
O3
0.58ppb
SO2
7.32ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.33μg/m³
PM2.5
38.23μg/m³
PM10
16.77ppb
O3
0.57ppb
SO2
7.51ppb
NO2
0.21ppm
CO
AQI 56
Moderate
11.52μg/m³
PM2.5
45.69μg/m³
PM10
14.18ppb
O3
0.57ppb
SO2
7.58ppb
NO2
0.20ppm
CO
AQI 56
Moderate
11.71μg/m³
PM2.5
34.39μg/m³
PM10
19.19ppb
O3
0.56ppb
SO2
7.29ppb
NO2
0.21ppm
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 10:00:00 on 2026-06-07.
In the last 24 hours, the best air quality in Fort Mill, South Carolina was observed at 04:00:00 on 2026-06-08.
As of now, the AQI in Fort Mill, South Carolina is 56, indicating Moderate 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 11.501 μg/m3.
The PM10 concentration in Fort Mill, South Carolina is 45.995 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fort Mill, South Carolina is 0.195 ppm.
Currently, Fort Mill, South Carolina has a sulfur dioxide (SO2) concentration of 0.54 ppb.
The current ozone (O3) level in Fort Mill, South Carolina at the moment is 11.126 ppm.
Nitrogen dioxide (NO2) level in Fort Mill, South Carolina at the moment is 7.978 ppb.
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