Stay updated with real-time air quality in Maryville, 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)
44
Good
Maryville, Tennessee
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.99 μg/m³
0
55
155
255
425
605+
7.27 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
7.45 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Maryville, Tennessee
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AQI 44
Good
8.38μg/m³
PM2.5
37.00μg/m³
PM10
20.16ppb
O3
0.54ppb
SO2
7.17ppb
NO2
0.22ppm
CO
AQI 44
Good
8.08μg/m³
PM2.5
35.29μg/m³
PM10
10.64ppb
O3
0.60ppb
SO2
7.12ppb
NO2
0.21ppm
CO
AQI 44
Good
7.56μg/m³
PM2.5
33.80μg/m³
PM10
9.64ppb
O3
0.56ppb
SO2
7.28ppb
NO2
0.20ppm
CO
AQI 44
Good
8.01μg/m³
PM2.5
35.66μg/m³
PM10
14.42ppb
O3
0.56ppb
SO2
7.22ppb
NO2
0.21ppm
CO
AQI 38
Good
6.60μg/m³
PM2.5
29.23μg/m³
PM10
9.79ppb
O3
0.54ppb
SO2
7.28ppb
NO2
0.20ppm
CO
AQI 44
Good
7.98μg/m³
PM2.5
35.63μg/m³
PM10
13.37ppb
O3
0.57ppb
SO2
7.23ppb
NO2
0.21ppm
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 Maryville, Tennessee is updated on an hourly basis.
The worst air quality in Maryville, Tennessee was recorded at 09:00:00 on 2026-06-07.
The best air quality in Maryville, Tennessee was recorded at 08:00:00 on 2026-06-08.
The real-time air quality index in Maryville, Tennessee is 44, currently categorized as Good.
The most common pollutant in Maryville, Tennessee is PM2.5.
If the air quality in Maryville, Tennessee is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Maryville, Tennessee at present are 8.416 μg/m3.
The current PM10 levels in Maryville, Tennessee are 37.188 μg/m3.
The current carbon monoxide (CO) level in Maryville, Tennessee is 0.217 ppm.
The current sulfur dioxide (SO2) levels in Maryville, Tennessee are 0.542 ppb.
The current ozone (O3) levels at Maryville, Tennessee is 20.293 ppm.
The current nitrogen dioxide (NO2) levels at Maryville, Tennessee is 7.173 ppb.
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