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)
22
Good
Bristol, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.92 μg/m³
0
55
155
255
425
605+
17.63 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
5.89 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bristol, Tennessee
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AQI 24
Good
2.23μg/m³
PM2.5
9.28μg/m³
PM10
25.83ppb
O3
0.18ppb
SO2
4.62ppb
NO2
0.22ppm
CO
AQI 31
Good
4.45μg/m³
PM2.5
19.11μg/m³
PM10
33.70ppb
O3
1.08ppb
SO2
4.69ppb
NO2
0.20ppm
CO
AQI 28
Good
3.00μg/m³
PM2.5
12.09μg/m³
PM10
29.92ppb
O3
0.18ppb
SO2
5.83ppb
NO2
0.22ppm
CO
AQI 24
Good
3.86μg/m³
PM2.5
11.89μg/m³
PM10
25.68ppb
O3
0.19ppb
SO2
4.08ppb
NO2
0.22ppm
CO
AQI 25
Good
3.08μg/m³
PM2.5
12.96μg/m³
PM10
26.72ppb
O3
0.13ppb
SO2
4.66ppb
NO2
0.24ppm
CO
AQI 33
Good
6.12μg/m³
PM2.5
18.97μg/m³
PM10
35.81ppb
O3
0.18ppb
SO2
3.98ppb
NO2
0.21ppm
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 11:00:00 on 2026-08-09.
In the last 24 hours, the best air quality in Bristol, Tennessee was observed at 01:00:00 on 2026-08-10.
As of now, the AQI in Bristol, Tennessee is 44, 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 8.055 μg/m3.
The PM10 concentration in Bristol, Tennessee is 35.516 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Bristol, Tennessee is 0.198 ppm.
Currently, Bristol, Tennessee has a sulfur dioxide (SO2) concentration of 0.132 ppb.
The current ozone (O3) level in Bristol, Tennessee at the moment is 19.576 ppm.
Nitrogen dioxide (NO2) level in Bristol, Tennessee at the moment is 3.731 ppb.
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