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)
64
Moderate
Collierville, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.34 μg/m³
0
55
155
255
425
605+
58.65 ppb
0
55
71
86
201
201+
1.04 ppb
0
36
76
186
605
1005+
9.88 ppb
0
54
101
361
1250
2050+
0.37 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Collierville, Tennessee
Collierville, Tennessee
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AQI 87
Moderate
6.52μg/m³
PM2.5
28.99μg/m³
PM10
65.67ppb
O3
1.07ppb
SO2
9.96ppb
NO2
0.29ppm
CO
AQI 58
Moderate
6.75μg/m³
PM2.5
30.44μg/m³
PM10
57.32ppb
O3
1.11ppb
SO2
5.17ppb
NO2
0.28ppm
CO
AQI 54
Moderate
6.72μg/m³
PM2.5
27.21μg/m³
PM10
56.29ppb
O3
1.14ppb
SO2
9.98ppb
NO2
0.29ppm
CO
AQI 87
Moderate
6.46μg/m³
PM2.5
29.04μg/m³
PM10
65.64ppb
O3
1.08ppb
SO2
9.98ppb
NO2
0.29ppm
CO
AQI 47
Good
7.00μg/m³
PM2.5
28.14μg/m³
PM10
50.93ppb
O3
1.16ppb
SO2
4.99ppb
NO2
0.30ppm
CO
AQI 58
Moderate
6.68μg/m³
PM2.5
25.23μg/m³
PM10
56.68ppb
O3
1.15ppb
SO2
9.57ppb
NO2
0.30ppm
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 11:00:00 on 2026-10-07.
The best air quality in Collierville, Tennessee was recorded at 11:00:00 on 2026-10-07.
The real-time air quality index in Collierville, Tennessee is 64, currently categorized as Moderate.
The most common pollutant in Collierville, Tennessee is O3.
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 6.795 μg/m3.
The current PM10 levels in Collierville, Tennessee are 29.167 μg/m3.
The current carbon monoxide (CO) level in Collierville, Tennessee is 0.3 ppm.
The current sulfur dioxide (SO2) levels in Collierville, Tennessee are 1.129 ppb.
The current ozone (O3) levels at Collierville, Tennessee is 58.509 ppm.
The current nitrogen dioxide (NO2) levels at Collierville, Tennessee is 4.949 ppb.
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