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)
54
Moderate
Columbia, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.89 μg/m³
0
55
155
255
425
605+
16.48 ppb
0
55
71
86
201
201+
0.78 ppb
0
36
76
186
605
1005+
10.71 ppb
0
54
101
361
1250
2050+
0.43 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Columbia, Tennessee
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AQI 56
Moderate
12.26μg/m³
PM2.5
50.77μg/m³
PM10
15.56ppb
O3
0.78ppb
SO2
11.07ppb
NO2
0.43ppm
CO
AQI 54
Moderate
11.05μg/m³
PM2.5
60.73μg/m³
PM10
16.49ppb
O3
0.77ppb
SO2
10.91ppb
NO2
0.44ppm
CO
AQI 56
Moderate
11.74μg/m³
PM2.5
59.60μg/m³
PM10
16.32ppb
O3
0.77ppb
SO2
17.82ppb
NO2
0.43ppm
CO
AQI 54
Moderate
11.36μg/m³
PM2.5
52.81μg/m³
PM10
16.02ppb
O3
0.78ppb
SO2
10.40ppb
NO2
0.43ppm
CO
AQI 54
Moderate
11.07μg/m³
PM2.5
48.36μg/m³
PM10
16.36ppb
O3
0.79ppb
SO2
5.62ppb
NO2
0.44ppm
CO
AQI 58
Moderate
12.56μg/m³
PM2.5
60.35μg/m³
PM10
13.25ppb
O3
0.77ppb
SO2
17.83ppb
NO2
0.43ppm
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 02:00:00 on 2025-12-07.
In the last 24 hrs, the best air quality in Columbia, Tennessee was observed at 09:00:00 on 2025-12-06.
The current air quality in Columbia, Tennessee is 54, categorized as Moderate 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 11.481 μg/m3.
The current PM10 concentration at Columbia, Tennessee is 50.893 μg/m3.
The current carbon monoxide (CO) concentration at Columbia, Tennessee is 0.433 ppm.
The current sulfur dioxide (SO2) concentration at Columbia, Tennessee is 0.777 ppb.
The current ozone (O3) concentration at Columbia, Tennessee is 16.479 ppm.
The current nitrogen dioxide (NO2) concentration at Columbia, Tennessee is 10.708 ppb.
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