Stay updated with real-time air quality in Smyrna, 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
Smyrna, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.08 μg/m³
0
55
155
255
425
605+
18.10 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
5.05 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Smyrna, Tennessee
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AQI 38
Good
6.94μg/m³
PM2.5
32.61μg/m³
PM10
20.23ppb
O3
0.77ppb
SO2
5.08ppb
NO2
0.24ppm
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
AQI 23
Good
4.06μg/m³
PM2.5
24.77μg/m³
PM10
16.05ppb
O3
0.77ppb
SO2
5.02ppb
NO2
0.24ppm
CO
AQI 21
Good
3.44μg/m³
PM2.5
22.73μg/m³
PM10
20.74ppb
O3
0.77ppb
SO2
5.79ppb
NO2
0.23ppm
CO
AQI 49
Good
8.70μg/m³
PM2.5
42.79μg/m³
PM10
18.57ppb
O3
0.77ppb
SO2
5.46ppb
NO2
0.24ppm
CO
AQI 38
Good
7.48μg/m³
PM2.5
36.94μg/m³
PM10
18.63ppb
O3
0.77ppb
SO2
5.61ppb
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 Smyrna, Tennessee is updated every hour.
The worst air quality in Smyrna, Tennessee in the last 24 hours was observed at 04:00:00 on 2026-06-07.
In the last 24 hrs, the best air quality in Smyrna, Tennessee was observed at 06:00:00 on 2026-06-08.
The current air quality in Smyrna, Tennessee is 38, categorized as Good based on real-time data.
The most common pollutant in Smyrna, Tennessee is PM2.5.
If the air quality in Smyrna, Tennessee is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Smyrna, Tennessee is 6.965 μg/m3.
The current PM10 concentration at Smyrna, Tennessee is 24.084 μg/m3.
The current carbon monoxide (CO) concentration at Smyrna, Tennessee is 0.237 ppm.
The current sulfur dioxide (SO2) concentration at Smyrna, Tennessee is 0.766 ppb.
The current ozone (O3) concentration at Smyrna, Tennessee is 18.098 ppm.
The current nitrogen dioxide (NO2) concentration at Smyrna, Tennessee is 5.053 ppb.
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