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

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.94 μg/m³
0
55
155
255
425
605+
24.71 ppb
0
55
71
86
201
201+
2.60 ppb
0
36
76
186
605
1005+
9.86 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bristol, Tennessee
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AQI 33
Good
6.42μg/m³
PM2.5
21.60μg/m³
PM10
32.18ppb
O3
4.42ppb
SO2
7.11ppb
NO2
0.24ppm
CO
AQI 29
Good
4.96μg/m³
PM2.5
26.16μg/m³
PM10
30.84ppb
O3
6.67ppb
SO2
8.82ppb
NO2
0.22ppm
CO
AQI 33
Good
6.03μg/m³
PM2.5
23.01μg/m³
PM10
31.28ppb
O3
5.03ppb
SO2
8.93ppb
NO2
0.24ppm
CO
AQI 31
Good
4.38μg/m³
PM2.5
14.29μg/m³
PM10
33.09ppb
O3
2.68ppb
SO2
3.96ppb
NO2
0.28ppm
CO
AQI 38
Good
6.93μg/m³
PM2.5
22.60μg/m³
PM10
31.99ppb
O3
4.01ppb
SO2
8.84ppb
NO2
0.33ppm
CO
AQI 27
Good
4.54μg/m³
PM2.5
14.52μg/m³
PM10
26.94ppb
O3
2.22ppb
SO2
5.07ppb
NO2
0.28ppm
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 Bristol, Tennessee is updated every hour for accuracy.
In the past 24 hours, the air quality in Bristol, Tennessee was at its worst at 08:00:00 on 2026-01-22.
In the last 24 hours, the best air quality in Bristol, Tennessee was observed at 11:00:00 on 2026-01-22.
As of now, the AQI in Bristol, Tennessee is 38, indicating Good conditions.
Bristol, Tennessee air has the highest levels of PM2.5.
Poor air quality in Bristol, Tennessee means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Bristol, Tennessee are currently 7.047 μg/m3.
The PM10 concentration in Bristol, Tennessee is 33.94 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Bristol, Tennessee is 0.284 ppm.
Currently, Bristol, Tennessee has a sulfur dioxide (SO2) concentration of 2.602 ppb.
The current ozone (O3) level in Bristol, Tennessee at the moment is 24.709 ppm.
Nitrogen dioxide (NO2) level in Bristol, Tennessee at the moment is 9.858 ppb.
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