Stay updated with real-time air quality in Greeneville, 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)
49
Good
Greeneville, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.98 μg/m³
0
55
155
255
425
605+
15.71 ppb
0
55
71
86
201
201+
0.69 ppb
0
36
76
186
605
1005+
13.49 ppb
0
54
101
361
1250
2050+
0.50 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Greeneville, Tennessee
Greeneville, Tennessee
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AQI 56
Moderate
12.32μg/m³
PM2.5
47.48μg/m³
PM10
17.58ppb
O3
0.62ppb
SO2
13.42ppb
NO2
0.49ppm
CO
AQI 38
Good
7.13μg/m³
PM2.5
25.24μg/m³
PM10
18.46ppb
O3
0.79ppb
SO2
13.66ppb
NO2
0.42ppm
CO
AQI 49
Good
8.73μg/m³
PM2.5
43.53μg/m³
PM10
8.42ppb
O3
0.98ppb
SO2
13.50ppb
NO2
0.37ppm
CO
AQI 38
Good
6.76μg/m³
PM2.5
17.21μg/m³
PM10
14.62ppb
O3
0.70ppb
SO2
16.64ppb
NO2
0.42ppm
CO
AQI 54
Moderate
11.49μg/m³
PM2.5
23.02μg/m³
PM10
16.34ppb
O3
0.54ppb
SO2
10.27ppb
NO2
0.49ppm
CO
AQI 44
Good
8.32μg/m³
PM2.5
15.34μg/m³
PM10
16.17ppb
O3
0.56ppb
SO2
10.30ppb
NO2
0.51ppm
CO
Air quality and pollutant data for Tennessee, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Greeneville, Tennessee is updated every hour for accuracy.
In the past 24 hours, the air quality in Greeneville, Tennessee was at its worst at 05:00:00 on 2025-12-07.
In the last 24 hours, the best air quality in Greeneville, Tennessee was observed at 10:00:00 on 2025-12-06.
As of now, the AQI in Greeneville, Tennessee is 49, indicating Good conditions.
Greeneville, Tennessee air has the highest levels of PM2.5.
Poor air quality in Greeneville, Tennessee means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Greeneville, Tennessee are currently 9.446 μg/m3.
The PM10 concentration in Greeneville, Tennessee is 16.976 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Greeneville, Tennessee is 0.496 ppm.
Currently, Greeneville, Tennessee has a sulfur dioxide (SO2) concentration of 0.694 ppb.
The current ozone (O3) level in Greeneville, Tennessee at the moment is 15.709 ppm.
Nitrogen dioxide (NO2) level in Greeneville, Tennessee at the moment is 13.493 ppb.
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