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)
38
Good
Greeneville, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.17 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.19 μg/m³
0
55
155
255
425
605+
7.48 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
7.02 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Greeneville, Tennessee
Greeneville, Tennessee
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AQI 49
Good
8.80μg/m³
PM2.5
37.72μg/m³
PM10
7.10ppb
O3
0.33ppb
SO2
7.52ppb
NO2
0.24ppm
CO
AQI 27
Good
5.23μg/m³
PM2.5
23.02μg/m³
PM10
11.86ppb
O3
0.20ppb
SO2
7.19ppb
NO2
0.25ppm
CO
AQI 38
Good
7.36μg/m³
PM2.5
33.30μg/m³
PM10
8.35ppb
O3
0.20ppb
SO2
7.22ppb
NO2
0.23ppm
CO
AQI 27
Good
5.05μg/m³
PM2.5
17.91μg/m³
PM10
9.82ppb
O3
0.20ppb
SO2
7.25ppb
NO2
0.25ppm
CO
AQI 33
Good
6.21μg/m³
PM2.5
28.97μg/m³
PM10
11.49ppb
O3
0.30ppb
SO2
6.92ppb
NO2
0.24ppm
CO
AQI 49
Good
8.53μg/m³
PM2.5
36.94μg/m³
PM10
6.55ppb
O3
0.38ppb
SO2
7.58ppb
NO2
0.24ppm
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 10:00:00 on 2026-07-11.
In the last 24 hours, the best air quality in Greeneville, Tennessee was observed at 02:00:00 on 2026-07-11.
As of now, the AQI in Greeneville, Tennessee is 38, 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 7.17 μg/m3.
The PM10 concentration in Greeneville, Tennessee is 33.19 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Greeneville, Tennessee is 0.245 ppm.
Currently, Greeneville, Tennessee has a sulfur dioxide (SO2) concentration of 0.328 ppb.
The current ozone (O3) level in Greeneville, Tennessee at the moment is 7.483 ppm.
Nitrogen dioxide (NO2) level in Greeneville, Tennessee at the moment is 7.022 ppb.
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