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)
39
Good
Collierville, Tennessee
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.05 μg/m³
0
55
155
255
425
605+
41.53 ppb
0
55
71
86
201
201+
1.82 ppb
0
36
76
186
605
1005+
2.80 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Collierville, Tennessee
Collierville, Tennessee
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AQI 44
Good
7.04μg/m³
PM2.5
31.43μg/m³
PM10
48.49ppb
O3
4.04ppb
SO2
3.25ppb
NO2
0.19ppm
CO
AQI 43
Good
7.46μg/m³
PM2.5
28.79μg/m³
PM10
45.88ppb
O3
4.29ppb
SO2
3.49ppb
NO2
0.19ppm
CO
AQI 39
Good
7.00μg/m³
PM2.5
29.84μg/m³
PM10
42.29ppb
O3
3.98ppb
SO2
2.93ppb
NO2
0.19ppm
CO
AQI 45
Good
6.99μg/m³
PM2.5
31.23μg/m³
PM10
48.86ppb
O3
4.04ppb
SO2
3.22ppb
NO2
0.19ppm
CO
AQI 43
Good
6.84μg/m³
PM2.5
21.18μg/m³
PM10
46.05ppb
O3
4.29ppb
SO2
1.89ppb
NO2
0.19ppm
CO
AQI 39
Good
7.00μg/m³
PM2.5
26.54μg/m³
PM10
42.39ppb
O3
3.98ppb
SO2
2.91ppb
NO2
0.19ppm
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 09:00:00 on 2025-08-30.
The best air quality in Collierville, Tennessee was recorded at 03:00:00 on 2025-08-30.
The real-time air quality index in Collierville, Tennessee is 44, currently categorized as Good.
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 7.854 μg/m3.
The current PM10 levels in Collierville, Tennessee are 30.153 μg/m3.
The current carbon monoxide (CO) level in Collierville, Tennessee is 0.213 ppm.
The current sulfur dioxide (SO2) levels in Collierville, Tennessee are 1.32 ppb.
The current ozone (O3) levels at Collierville, Tennessee is 45.023 ppm.
The current nitrogen dioxide (NO2) levels at Collierville, Tennessee is 1.544 ppb.
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