Stay updated with real-time air quality in Collierville, 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)
54
Moderate
Collierville, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.37 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.67 μg/m³
0
55
155
255
425
605+
9.73 ppb
0
55
71
86
201
201+
1.03 ppb
0
36
76
186
605
1005+
6.07 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Collierville, Tennessee
Collierville, Tennessee
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AQI 60
Moderate
13.82μg/m³
PM2.5
61.25μg/m³
PM10
12.00ppb
O3
1.03ppb
SO2
7.82ppb
NO2
0.29ppm
CO
AQI 54
Moderate
11.20μg/m³
PM2.5
37.30μg/m³
PM10
12.49ppb
O3
1.03ppb
SO2
7.56ppb
NO2
0.29ppm
CO
AQI 56
Moderate
12.47μg/m³
PM2.5
56.83μg/m³
PM10
17.36ppb
O3
1.03ppb
SO2
7.71ppb
NO2
0.30ppm
CO
AQI 60
Moderate
14.04μg/m³
PM2.5
62.28μg/m³
PM10
11.94ppb
O3
1.03ppb
SO2
7.83ppb
NO2
0.29ppm
CO
AQI 54
Moderate
11.25μg/m³
PM2.5
41.91μg/m³
PM10
14.07ppb
O3
1.02ppb
SO2
5.55ppb
NO2
0.31ppm
CO
AQI 54
Moderate
11.13μg/m³
PM2.5
37.29μg/m³
PM10
16.64ppb
O3
1.03ppb
SO2
7.17ppb
NO2
0.28ppm
CO
Air quality measurements for Tennessee, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Collierville, Tennessee is updated on an hourly basis.
The worst air quality in Collierville, Tennessee was recorded at 08:00:00 on 2025-12-06.
The best air quality in Collierville, Tennessee was recorded at 05:00:00 on 2025-12-07.
The real-time air quality index in Collierville, Tennessee is 54, currently categorized as Moderate.
The most common pollutant in Collierville, Tennessee is PM2.5.
If the air quality in Collierville, Tennessee is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Collierville, Tennessee at present are 11.37 μg/m3.
The current PM10 levels in Collierville, Tennessee are 33.668 μg/m3.
The current carbon monoxide (CO) level in Collierville, Tennessee is 0.308 ppm.
The current sulfur dioxide (SO2) levels in Collierville, Tennessee are 1.027 ppb.
The current ozone (O3) levels at Collierville, Tennessee is 9.726 ppm.
The current nitrogen dioxide (NO2) levels at Collierville, Tennessee is 6.071 ppb.
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