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)
25
Good
Columbia, Tennessee
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
1.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.33 μg/m³
0
55
155
255
425
605+
27.45 ppb
0
55
71
86
201
201+
0.92 ppb
0
36
76
186
605
1005+
9.95 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Columbia, Tennessee
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AQI 25
Good
1.79μg/m³
PM2.5
7.92μg/m³
PM10
27.16ppb
O3
0.92ppb
SO2
9.95ppb
NO2
0.26ppm
CO
AQI 24
Good
2.95μg/m³
PM2.5
15.41μg/m³
PM10
25.55ppb
O3
0.95ppb
SO2
10.57ppb
NO2
0.26ppm
CO
AQI 27
Good
3.48μg/m³
PM2.5
13.54μg/m³
PM10
28.91ppb
O3
0.91ppb
SO2
10.33ppb
NO2
0.26ppm
CO
AQI 32
Good
3.25μg/m³
PM2.5
14.83μg/m³
PM10
34.82ppb
O3
0.91ppb
SO2
9.77ppb
NO2
0.26ppm
CO
AQI 26
Good
3.08μg/m³
PM2.5
22.97μg/m³
PM10
27.81ppb
O3
0.96ppb
SO2
9.74ppb
NO2
0.26ppm
CO
AQI 23
Good
3.15μg/m³
PM2.5
9.76μg/m³
PM10
24.93ppb
O3
0.91ppb
SO2
10.36ppb
NO2
0.26ppm
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 12:00:00 on 2025-10-21.
In the last 24 hrs, the best air quality in Columbia, Tennessee was observed at 06:00:00 on 2025-10-21.
The current air quality in Columbia, Tennessee is 25, 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 1.181 μg/m3.
The current PM10 concentration at Columbia, Tennessee is 5.33 μg/m3.
The current carbon monoxide (CO) concentration at Columbia, Tennessee is 0.259 ppm.
The current sulfur dioxide (SO2) concentration at Columbia, Tennessee is 0.916 ppb.
The current ozone (O3) concentration at Columbia, Tennessee is 27.452 ppm.
The current nitrogen dioxide (NO2) concentration at Columbia, Tennessee is 9.95 ppb.
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