Stay updated with real-time air quality in Allouez, 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)
79
Moderate
Allouez, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
24.49 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
103.04 μg/m³
0
55
155
255
425
605+
12.93 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
4.37 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Allouez, Wisconsin
Allouez, Wisconsin
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AQI 81
Moderate
25.30μg/m³
PM2.5
108.66μg/m³
PM10
13.05ppb
O3
0.46ppb
SO2
4.17ppb
NO2
0.22ppm
CO
AQI 79
Moderate
23.97μg/m³
PM2.5
99.83μg/m³
PM10
12.89ppb
O3
0.46ppb
SO2
4.47ppb
NO2
0.22ppm
CO
AQI 77
Moderate
22.53μg/m³
PM2.5
90.79μg/m³
PM10
12.56ppb
O3
0.47ppb
SO2
4.74ppb
NO2
0.22ppm
CO
AQI 73
Moderate
21.41μg/m³
PM2.5
79.75μg/m³
PM10
12.25ppb
O3
0.46ppb
SO2
5.32ppb
NO2
0.22ppm
CO
AQI 77
Moderate
22.72μg/m³
PM2.5
91.84μg/m³
PM10
12.76ppb
O3
0.47ppb
SO2
4.74ppb
NO2
0.22ppm
CO
AQI 60
Moderate
13.97μg/m³
PM2.5
42.12μg/m³
PM10
14.85ppb
O3
0.48ppb
SO2
4.13ppb
NO2
0.23ppm
CO
Air quality data and pollutant measurements for Wisconsin, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Allouez, Wisconsin is updated every hour.
The worst air quality in Allouez, Wisconsin in the last 24 hours was observed at 07:00:00 on 2026-07-11.
In the last 24 hrs, the best air quality in Allouez, Wisconsin was observed at 03:00:00 on 2026-07-11.
The current air quality in Allouez, Wisconsin is 79, categorized as Moderate based on real-time data.
The most common pollutant in Allouez, Wisconsin is PM2.5.
If the air quality in Allouez, Wisconsin is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Allouez, Wisconsin is 24.487 μg/m3.
The current PM10 concentration at Allouez, Wisconsin is 103.036 μg/m3.
The current carbon monoxide (CO) concentration at Allouez, Wisconsin is 0.221 ppm.
The current sulfur dioxide (SO2) concentration at Allouez, Wisconsin is 0.463 ppb.
The current ozone (O3) concentration at Allouez, Wisconsin is 12.931 ppm.
The current nitrogen dioxide (NO2) concentration at Allouez, Wisconsin is 4.37 ppb.
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