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)
37
Good
Allouez, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.91 μg/m³
0
55
155
255
425
605+
40.49 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
4.77 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Allouez, Wisconsin
Allouez, Wisconsin
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AQI 38
Good
4.70μg/m³
PM2.5
20.95μg/m³
PM10
40.65ppb
O3
0.56ppb
SO2
4.77ppb
NO2
0.14ppm
CO
AQI 37
Good
4.70μg/m³
PM2.5
20.90μg/m³
PM10
40.43ppb
O3
0.56ppb
SO2
4.77ppb
NO2
0.14ppm
CO
AQI 37
Good
4.70μg/m³
PM2.5
20.88μg/m³
PM10
40.16ppb
O3
0.56ppb
SO2
4.77ppb
NO2
0.14ppm
CO
AQI 37
Good
4.68μg/m³
PM2.5
20.63μg/m³
PM10
39.70ppb
O3
0.56ppb
SO2
4.77ppb
NO2
0.14ppm
CO
AQI 37
Good
4.70μg/m³
PM2.5
20.86μg/m³
PM10
40.24ppb
O3
0.56ppb
SO2
4.77ppb
NO2
0.14ppm
CO
AQI 37
Good
4.66μg/m³
PM2.5
17.34μg/m³
PM10
39.85ppb
O3
0.57ppb
SO2
4.77ppb
NO2
0.14ppm
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 03:00:00 on 2026-07-23.
In the last 24 hrs, the best air quality in Allouez, Wisconsin was observed at 05:00:00 on 2026-07-23.
The current air quality in Allouez, Wisconsin is 37, categorized as Good based on real-time data.
The most common pollutant in Allouez, Wisconsin is O3.
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 4.696 μg/m3.
The current PM10 concentration at Allouez, Wisconsin is 20.907 μg/m3.
The current carbon monoxide (CO) concentration at Allouez, Wisconsin is 0.143 ppm.
The current sulfur dioxide (SO2) concentration at Allouez, Wisconsin is 0.562 ppb.
The current ozone (O3) concentration at Allouez, Wisconsin is 40.489 ppm.
The current nitrogen dioxide (NO2) concentration at Allouez, Wisconsin is 4.773 ppb.
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