Stay updated with real-time air quality in Greer, 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)
38
Good
Greer, South Carolina
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.25 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.75 μg/m³
0
55
155
255
425
605+
11.51 ppb
0
55
71
86
201
201+
0.66 ppb
0
36
76
186
605
1005+
7.36 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Greer, South Carolina
Greer, South Carolina
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AQI 30
Good
4.87μg/m³
PM2.5
17.59μg/m³
PM10
32.34ppb
O3
0.86ppb
SO2
2.89ppb
NO2
0.18ppm
CO
AQI 30
Good
4.88μg/m³
PM2.5
16.49μg/m³
PM10
31.98ppb
O3
0.87ppb
SO2
2.52ppb
NO2
0.18ppm
CO
AQI 29
Good
4.79μg/m³
PM2.5
18.77μg/m³
PM10
31.29ppb
O3
0.84ppb
SO2
3.54ppb
NO2
0.18ppm
CO
AQI 30
Good
4.90μg/m³
PM2.5
15.12μg/m³
PM10
31.73ppb
O3
0.87ppb
SO2
2.04ppb
NO2
0.19ppm
CO
AQI 29
Good
4.80μg/m³
PM2.5
18.43μg/m³
PM10
31.30ppb
O3
0.85ppb
SO2
3.41ppb
NO2
0.18ppm
CO
AQI 30
Good
4.90μg/m³
PM2.5
15.64μg/m³
PM10
31.83ppb
O3
0.87ppb
SO2
2.22ppb
NO2
0.19ppm
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 Greer, South Carolina is updated on an hourly basis.
The worst air quality in Greer, South Carolina was recorded at 03:00:00 on 2025-07-17.
The best air quality in Greer, South Carolina was recorded at 11:00:00 on 2025-07-17.
The real-time air quality index in Greer, South Carolina is 30, currently categorized as Good.
The most common pollutant in Greer, South Carolina is O3.
If the air quality in Greer, South Carolina is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Greer, South Carolina at present are 4.791 μg/m3.
The current PM10 levels in Greer, South Carolina are 20.174 μg/m3.
The current carbon monoxide (CO) level in Greer, South Carolina is 0.179 ppm.
The current sulfur dioxide (SO2) levels in Greer, South Carolina are 0.889 ppb.
The current ozone (O3) levels at Greer, South Carolina is 32.48 ppm.
The current nitrogen dioxide (NO2) levels at Greer, South Carolina is 4.106 ppb.
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