Stay updated with real-time air quality in Collegedale, 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)
33
Good
Collegedale, Tennessee
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.64 μg/m³
0
55
155
255
425
605+
24.73 ppb
0
55
71
86
201
201+
2.33 ppb
0
36
76
186
605
1005+
11.10 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Collegedale, Tennessee
Collegedale, Tennessee
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AQI 38
Good
6.86μg/m³
PM2.5
22.76μg/m³
PM10
22.97ppb
O3
2.33ppb
SO2
11.08ppb
NO2
0.29ppm
CO
AQI 38
Good
6.51μg/m³
PM2.5
21.21μg/m³
PM10
22.95ppb
O3
3.85ppb
SO2
11.04ppb
NO2
0.29ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
26.10μg/m³
PM10
14.55ppb
O3
3.67ppb
SO2
10.98ppb
NO2
0.29ppm
CO
AQI 38
Good
6.68μg/m³
PM2.5
19.49μg/m³
PM10
23.03ppb
O3
2.31ppb
SO2
11.09ppb
NO2
0.29ppm
CO
AQI 38
Good
7.24μg/m³
PM2.5
29.44μg/m³
PM10
23.08ppb
O3
2.38ppb
SO2
11.07ppb
NO2
0.29ppm
CO
AQI 38
Good
7.42μg/m³
PM2.5
31.79μg/m³
PM10
23.93ppb
O3
2.29ppb
SO2
11.07ppb
NO2
0.29ppm
CO
The air quality data for Tennessee, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Collegedale, Tennessee are available every hour.
Collegedale, Tennessee experienced its worst air quality at 07:00:00, 2025-10-21.
The best air quality in Collegedale, Tennessee was observed at 06:00:00 on 2025-10-21.
The air quality in Collegedale, Tennessee right now is Good, with an AQI of 33.
In Collegedale, Tennessee, PM2.5 is the most frequently found pollutant.
When air quality in Collegedale, Tennessee is compromised, staying indoors and wearing a mask can reduce health risks.
Collegedale, Tennessee currently has a PM2.5 concentration of 6.135 μg/m3.
Collegedale, Tennessee currently has a PM10 concentration of 21.64 μg/m3.
The current carbon monoxide (CO) level in Collegedale, Tennessee is 0.296 ppm.
The current sulfur dioxide (SO2) concentration in Collegedale, Tennessee is 2.334 ppb.
Collegedale, Tennessee currently has an ozone (O3) concentration of 24.732 ppm.
The current level of nitrogen dioxide (NO2) in Collegedale, Tennessee is 11.095 ppb.
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