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)
19
Good
Columbia, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.74 μg/m³
0
55
155
255
425
605+
20.58 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
5.14 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Columbia, Tennessee
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AQI 19
Good
2.03μg/m³
PM2.5
11.32μg/m³
PM10
20.15ppb
O3
0.77ppb
SO2
5.19ppb
NO2
0.24ppm
CO
AQI 18
Good
1.80μg/m³
PM2.5
7.56μg/m³
PM10
18.70ppb
O3
0.76ppb
SO2
4.69ppb
NO2
0.24ppm
CO
AQI 27
Good
4.84μg/m³
PM2.5
21.20μg/m³
PM10
20.80ppb
O3
0.77ppb
SO2
5.36ppb
NO2
0.24ppm
CO
AQI 31
Good
3.58μg/m³
PM2.5
33.62μg/m³
PM10
17.04ppb
O3
0.77ppb
SO2
5.16ppb
NO2
0.24ppm
CO
AQI 18
Good
3.23μg/m³
PM2.5
13.41μg/m³
PM10
18.53ppb
O3
0.85ppb
SO2
4.78ppb
NO2
0.25ppm
CO
AQI 33
Good
6.05μg/m³
PM2.5
20.88μg/m³
PM10
18.91ppb
O3
0.77ppb
SO2
4.98ppb
NO2
0.24ppm
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 01:00:00 on 2026-06-07.
In the last 24 hrs, the best air quality in Columbia, Tennessee was observed at 06:00:00 on 2026-06-08.
The current air quality in Columbia, Tennessee is 19, categorized as Good based on real-time data.
The most common pollutant in Columbia, Tennessee is O3.
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 1.296 μg/m3.
The current PM10 concentration at Columbia, Tennessee is 5.738 μg/m3.
The current carbon monoxide (CO) concentration at Columbia, Tennessee is 0.244 ppm.
The current sulfur dioxide (SO2) concentration at Columbia, Tennessee is 0.766 ppb.
The current ozone (O3) concentration at Columbia, Tennessee is 20.58 ppm.
The current nitrogen dioxide (NO2) concentration at Columbia, Tennessee is 5.142 ppb.
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