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)
48
Good
Fort Mill, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.71 μg/m³
0
55
155
255
425
605+
52.00 ppb
0
55
71
86
201
201+
0.50 ppb
0
36
76
186
605
1005+
12.88 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Fort Mill, South Carolina
Fort Mill, South Carolina
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AQI 50
Good
7.14μg/m³
PM2.5
24.87μg/m³
PM10
53.97ppb
O3
0.48ppb
SO2
14.08ppb
NO2
0.26ppm
CO
AQI 52
Moderate
9.76μg/m³
PM2.5
42.15μg/m³
PM10
52.12ppb
O3
0.50ppb
SO2
13.53ppb
NO2
0.26ppm
CO
AQI 48
Good
6.79μg/m³
PM2.5
28.90μg/m³
PM10
51.58ppb
O3
0.50ppb
SO2
13.92ppb
NO2
0.25ppm
CO
AQI 49
Good
9.23μg/m³
PM2.5
41.16μg/m³
PM10
52.61ppb
O3
0.49ppb
SO2
14.12ppb
NO2
0.27ppm
CO
AQI 47
Good
8.00μg/m³
PM2.5
32.44μg/m³
PM10
51.39ppb
O3
0.51ppb
SO2
12.44ppb
NO2
0.25ppm
CO
AQI 50
Good
6.81μg/m³
PM2.5
29.68μg/m³
PM10
54.26ppb
O3
0.49ppb
SO2
14.13ppb
NO2
0.25ppm
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 2026-04-23.
In the last 24 hours, the best air quality in Fort Mill, South Carolina was observed at 04:00:00 on 2026-04-23.
As of now, the AQI in Fort Mill, South Carolina is 48, 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 8.363 μg/m3.
The PM10 concentration in Fort Mill, South Carolina is 35.707 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fort Mill, South Carolina is 0.258 ppm.
Currently, Fort Mill, South Carolina has a sulfur dioxide (SO2) concentration of 0.498 ppb.
The current ozone (O3) level in Fort Mill, South Carolina at the moment is 51.996 ppm.
Nitrogen dioxide (NO2) level in Fort Mill, South Carolina at the moment is 12.879 ppb.
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