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)
67
Moderate
Greenville, South Carolina
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
17.51 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.94 μg/m³
0
55
155
255
425
605+
13.20 ppb
0
55
71
86
201
201+
0.87 ppb
0
36
76
186
605
1005+
6.03 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Greenville, South Carolina
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AQI 67
Moderate
17.52μg/m³
PM2.5
24.72μg/m³
PM10
13.18ppb
O3
0.87ppb
SO2
6.06ppb
NO2
0.35ppm
CO
AQI 67
Moderate
17.53μg/m³
PM2.5
27.78μg/m³
PM10
13.15ppb
O3
0.87ppb
SO2
6.17ppb
NO2
0.35ppm
CO
AQI 67
Moderate
17.50μg/m³
PM2.5
33.57μg/m³
PM10
13.32ppb
O3
0.86ppb
SO2
6.38ppb
NO2
0.35ppm
CO
AQI 67
Moderate
17.69μg/m³
PM2.5
36.36μg/m³
PM10
13.66ppb
O3
0.86ppb
SO2
6.44ppb
NO2
0.36ppm
CO
AQI 67
Moderate
17.99μg/m³
PM2.5
52.41μg/m³
PM10
15.31ppb
O3
0.84ppb
SO2
6.88ppb
NO2
0.36ppm
CO
AQI 67
Moderate
17.63μg/m³
PM2.5
31.73μg/m³
PM10
13.05ppb
O3
0.86ppb
SO2
6.31ppb
NO2
0.35ppm
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 10:00:00 on 2025-06-02.
The best air quality in Greenville, South Carolina was recorded at 08:00:00 on 2025-06-01.
The real-time air quality index in Greenville, South Carolina is 67, currently categorized as Moderate.
The most common pollutant in Greenville, South Carolina is PM2.5.
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 17.507 μg/m3.
The current PM10 levels in Greenville, South Carolina are 23.937 μg/m3.
The current carbon monoxide (CO) level in Greenville, South Carolina is 0.355 ppm.
The current sulfur dioxide (SO2) levels in Greenville, South Carolina are 0.872 ppb.
The current ozone (O3) levels at Greenville, South Carolina is 13.197 ppm.
The current nitrogen dioxide (NO2) levels at Greenville, South Carolina is 6.032 ppb.
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