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)
27
Good
Bristol, Tennessee
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.96 μg/m³
0
55
155
255
425
605+
9.76 ppb
0
55
71
86
201
201+
1.00 ppb
0
36
76
186
605
1005+
8.82 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 27
Good
4.76μg/m³
PM2.5
20.16μg/m³
PM10
17.83ppb
O3
1.28ppb
SO2
9.20ppb
NO2
0.20ppm
CO
AQI 19
Good
3.09μg/m³
PM2.5
15.36μg/m³
PM10
20.39ppb
O3
1.33ppb
SO2
8.84ppb
NO2
0.18ppm
CO
AQI 27
Good
5.11μg/m³
PM2.5
24.88μg/m³
PM10
24.10ppb
O3
1.31ppb
SO2
8.81ppb
NO2
0.20ppm
CO
AQI 33
Good
6.12μg/m³
PM2.5
26.10μg/m³
PM10
13.05ppb
O3
1.19ppb
SO2
9.78ppb
NO2
0.21ppm
CO
AQI 22
Good
3.99μg/m³
PM2.5
15.80μg/m³
PM10
19.90ppb
O3
1.31ppb
SO2
8.86ppb
NO2
0.25ppm
CO
AQI 33
Good
6.48μg/m³
PM2.5
26.56μg/m³
PM10
8.00ppb
O3
1.14ppb
SO2
9.09ppb
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 06:00:00 on 2025-07-17.
In the last 24 hours, the best air quality in Bristol, Tennessee was observed at 05:00:00 on 2025-07-18.
As of now, the AQI in Bristol, Tennessee is 22, 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 4.325 μg/m3.
The PM10 concentration in Bristol, Tennessee is 21.22 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Bristol, Tennessee is 0.216 ppm.
Currently, Bristol, Tennessee has a sulfur dioxide (SO2) concentration of 1.348 ppb.
The current ozone (O3) level in Bristol, Tennessee at the moment is 13.944 ppm.
Nitrogen dioxide (NO2) level in Bristol, Tennessee at the moment is 6.368 ppb.
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