Stay updated with real-time air quality in Irmo, 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)
66
Moderate
Irmo, South Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
17.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
75.55 μg/m³
0
55
155
255
425
605+
30.04 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
10.15 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Irmo, South Carolina
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AQI 66
Moderate
16.98μg/m³
PM2.5
75.33μg/m³
PM10
30.42ppb
O3
0.35ppb
SO2
10.18ppb
NO2
0.21ppm
CO
AQI 66
Moderate
17.07μg/m³
PM2.5
75.71μg/m³
PM10
30.13ppb
O3
0.35ppb
SO2
10.16ppb
NO2
0.21ppm
CO
AQI 66
Moderate
17.11μg/m³
PM2.5
75.82μg/m³
PM10
28.98ppb
O3
0.35ppb
SO2
10.10ppb
NO2
0.21ppm
CO
AQI 55
Moderate
11.44μg/m³
PM2.5
63.14μg/m³
PM10
29.19ppb
O3
0.41ppb
SO2
11.76ppb
NO2
0.25ppm
CO
AQI 66
Moderate
17.37μg/m³
PM2.5
76.91μg/m³
PM10
27.73ppb
O3
0.35ppb
SO2
10.04ppb
NO2
0.21ppm
CO
AQI 67
Moderate
18.08μg/m³
PM2.5
79.79μg/m³
PM10
25.16ppb
O3
0.34ppb
SO2
9.92ppb
NO2
0.21ppm
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 Irmo, South Carolina is updated on an hourly basis.
The worst air quality in Irmo, South Carolina was recorded at 03:00:00 on 2026-03-14.
The best air quality in Irmo, South Carolina was recorded at 03:00:00 on 2026-03-13.
The real-time air quality index in Irmo, South Carolina is 66, currently categorized as Moderate.
The most common pollutant in Irmo, South Carolina is PM2.5.
If the air quality in Irmo, South Carolina is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Irmo, South Carolina at present are 17.036 μg/m3.
The current PM10 levels in Irmo, South Carolina are 75.548 μg/m3.
The current carbon monoxide (CO) level in Irmo, South Carolina is 0.208 ppm.
The current sulfur dioxide (SO2) levels in Irmo, South Carolina are 0.353 ppb.
The current ozone (O3) levels at Irmo, South Carolina is 30.036 ppm.
The current nitrogen dioxide (NO2) levels at Irmo, South Carolina is 10.151 ppb.
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