Stay updated with real-time air quality in Greenville, 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)
33
Good
Greenville, South Carolina
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.99 μg/m³
0
55
155
255
425
605+
35.94 ppb
0
55
71
86
201
201+
5.27 ppb
0
36
76
186
605
1005+
2.02 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Greenville, South Carolina
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AQI 28
Good
5.20μg/m³
PM2.5
17.07μg/m³
PM10
29.92ppb
O3
1.81ppb
SO2
2.06ppb
NO2
0.20ppm
CO
AQI 28
Good
5.19μg/m³
PM2.5
17.21μg/m³
PM10
30.39ppb
O3
1.75ppb
SO2
2.16ppb
NO2
0.20ppm
CO
AQI 29
Good
5.17μg/m³
PM2.5
17.53μg/m³
PM10
31.33ppb
O3
1.60ppb
SO2
2.30ppb
NO2
0.20ppm
CO
AQI 30
Good
5.18μg/m³
PM2.5
17.59μg/m³
PM10
31.89ppb
O3
1.47ppb
SO2
2.38ppb
NO2
0.20ppm
CO
AQI 32
Good
5.17μg/m³
PM2.5
18.34μg/m³
PM10
35.00ppb
O3
0.79ppb
SO2
2.64ppb
NO2
0.20ppm
CO
AQI 29
Good
5.18μg/m³
PM2.5
17.33μg/m³
PM10
31.01ppb
O3
1.68ppb
SO2
2.35ppb
NO2
0.20ppm
CO
Air quality measurements for South Carolina, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Greenville, South Carolina is updated on an hourly basis.
The worst air quality in Greenville, South Carolina was recorded at 12:00:00 on 2025-09-02.
The best air quality in Greenville, South Carolina was recorded at 12:00:00 on 2025-09-02.
The real-time air quality index in Greenville, South Carolina is 33, currently categorized as Good.
The most common pollutant in Greenville, South Carolina is O3.
If the air quality in Greenville, South Carolina is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Greenville, South Carolina at present are 5.691 μg/m3.
The current PM10 levels in Greenville, South Carolina are 20.988 μg/m3.
The current carbon monoxide (CO) level in Greenville, South Carolina is 0.189 ppm.
The current sulfur dioxide (SO2) levels in Greenville, South Carolina are 5.267 ppb.
The current ozone (O3) levels at Greenville, South Carolina is 35.935 ppm.
The current nitrogen dioxide (NO2) levels at Greenville, South Carolina is 2.025 ppb.
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