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
6.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
37.89 μg/m³
0
55
155
255
425
605+
40.53 ppb
0
55
71
86
201
201+
0.80 ppb
0
36
76
186
605
1005+
4.82 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Smyrna, Tennessee
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AQI 42
Good
6.34μg/m³
PM2.5
45.38μg/m³
PM10
40.44ppb
O3
0.80ppb
SO2
4.80ppb
NO2
0.18ppm
CO
AQI 48
Good
6.76μg/m³
PM2.5
52.13μg/m³
PM10
41.89ppb
O3
0.82ppb
SO2
4.82ppb
NO2
0.18ppm
CO
AQI 33
Good
6.19μg/m³
PM2.5
24.17μg/m³
PM10
33.15ppb
O3
0.78ppb
SO2
4.86ppb
NO2
0.18ppm
CO
AQI 34
Good
5.66μg/m³
PM2.5
28.86μg/m³
PM10
36.96ppb
O3
0.80ppb
SO2
4.72ppb
NO2
0.18ppm
CO
AQI 38
Good
6.09μg/m³
PM2.5
36.51μg/m³
PM10
41.39ppb
O3
0.84ppb
SO2
4.77ppb
NO2
0.18ppm
CO
AQI 42
Good
5.38μg/m³
PM2.5
14.70μg/m³
PM10
44.61ppb
O3
0.83ppb
SO2
4.81ppb
NO2
0.18ppm
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 01:00:00 on 2026-07-23.
In the last 24 hrs, the best air quality in Smyrna, Tennessee was observed at 03:00:00 on 2026-07-23.
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 O3.
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 6.312 μg/m3.
The current PM10 concentration at Smyrna, Tennessee is 37.89 μg/m3.
The current carbon monoxide (CO) concentration at Smyrna, Tennessee is 0.18 ppm.
The current sulfur dioxide (SO2) concentration at Smyrna, Tennessee is 0.796 ppb.
The current ozone (O3) concentration at Smyrna, Tennessee is 40.532 ppm.
The current nitrogen dioxide (NO2) concentration at Smyrna, Tennessee is 4.817 ppb.
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