Stay updated with real-time air quality in Columbia, Tennessee 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
Columbia, Tennessee
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.63 μg/m³
0
55
155
255
425
605+
28.25 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
12.27 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Columbia, Tennessee
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AQI 36
Good
5.54μg/m³
PM2.5
22.61μg/m³
PM10
38.70ppb
O3
2.75ppb
SO2
4.04ppb
NO2
0.22ppm
CO
AQI 44
Good
8.37μg/m³
PM2.5
24.73μg/m³
PM10
36.78ppb
O3
3.06ppb
SO2
3.84ppb
NO2
0.22ppm
CO
AQI 44
Good
7.65μg/m³
PM2.5
29.19μg/m³
PM10
38.89ppb
O3
2.81ppb
SO2
3.81ppb
NO2
0.21ppm
CO
AQI 38
Good
6.65μg/m³
PM2.5
29.12μg/m³
PM10
41.20ppb
O3
2.83ppb
SO2
3.76ppb
NO2
0.21ppm
CO
AQI 49
Good
9.17μg/m³
PM2.5
31.75μg/m³
PM10
37.57ppb
O3
3.31ppb
SO2
3.70ppb
NO2
0.22ppm
CO
AQI 44
Good
8.20μg/m³
PM2.5
30.22μg/m³
PM10
39.73ppb
O3
2.78ppb
SO2
5.58ppb
NO2
0.21ppm
CO
Air quality data and pollutant measurements for Tennessee, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Columbia, Tennessee is updated every hour.
The worst air quality in Columbia, Tennessee in the last 24 hours was observed at 03:00:00 on 2025-09-02.
In the last 24 hrs, the best air quality in Columbia, Tennessee was observed at 12:00:00 on 2025-09-02.
The current air quality in Columbia, Tennessee is 38, categorized as Good based on real-time data.
The most common pollutant in Columbia, Tennessee is PM2.5.
If the air quality in Columbia, Tennessee is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Columbia, Tennessee is 7.176 μg/m3.
The current PM10 concentration at Columbia, Tennessee is 31.628 μg/m3.
The current carbon monoxide (CO) concentration at Columbia, Tennessee is 0.343 ppm.
The current sulfur dioxide (SO2) concentration at Columbia, Tennessee is 0.401 ppb.
The current ozone (O3) concentration at Columbia, Tennessee is 28.246 ppm.
The current nitrogen dioxide (NO2) concentration at Columbia, Tennessee is 12.269 ppb.
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