Stay updated with real-time air quality in Wausau, Wisconsin 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)
37
Good
Wausau, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.95 μg/m³
0
55
155
255
425
605+
40.28 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
4.22 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Wausau, Wisconsin
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AQI 37
Good
3.58μg/m³
PM2.5
14.91μg/m³
PM10
39.64ppb
O3
0.58ppb
SO2
5.45ppb
NO2
0.22ppm
CO
AQI 35
Good
3.64μg/m³
PM2.5
16.09μg/m³
PM10
37.74ppb
O3
0.60ppb
SO2
5.85ppb
NO2
0.23ppm
CO
AQI 35
Good
3.55μg/m³
PM2.5
14.68μg/m³
PM10
38.29ppb
O3
0.63ppb
SO2
3.82ppb
NO2
0.26ppm
CO
AQI 35
Good
3.79μg/m³
PM2.5
16.04μg/m³
PM10
37.73ppb
O3
0.61ppb
SO2
6.06ppb
NO2
0.23ppm
CO
AQI 35
Good
4.01μg/m³
PM2.5
17.48μg/m³
PM10
37.81ppb
O3
0.62ppb
SO2
5.94ppb
NO2
0.23ppm
CO
AQI 33
Good
4.36μg/m³
PM2.5
19.01μg/m³
PM10
35.56ppb
O3
0.46ppb
SO2
6.40ppb
NO2
0.20ppm
CO
Air quality measurements for Wisconsin, 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 Wausau, Wisconsin is updated on an hourly basis.
The worst air quality in Wausau, Wisconsin was recorded at 07:00:00 on 2026-03-09.
The best air quality in Wausau, Wisconsin was recorded at 02:00:00 on 2026-03-09.
The real-time air quality index in Wausau, Wisconsin is 37, currently categorized as Good.
The most common pollutant in Wausau, Wisconsin is O3.
If the air quality in Wausau, Wisconsin is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Wausau, Wisconsin at present are 4.114 μg/m3.
The current PM10 levels in Wausau, Wisconsin are 19.953 μg/m3.
The current carbon monoxide (CO) level in Wausau, Wisconsin is 0.237 ppm.
The current sulfur dioxide (SO2) levels in Wausau, Wisconsin are 0.432 ppb.
The current ozone (O3) levels at Wausau, Wisconsin is 40.278 ppm.
The current nitrogen dioxide (NO2) levels at Wausau, Wisconsin is 4.222 ppb.
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