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)
38
Good
Allouez, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.32 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.04 μg/m³
0
55
155
255
425
605+
41.32 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
2.60 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Allouez, Wisconsin
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AQI 40
Good
2.31μg/m³
PM2.5
9.99μg/m³
PM10
42.80ppb
O3
0.21ppb
SO2
2.48ppb
NO2
0.14ppm
CO
AQI 40
Good
2.34μg/m³
PM2.5
9.95μg/m³
PM10
42.74ppb
O3
0.21ppb
SO2
2.48ppb
NO2
0.14ppm
CO
AQI 40
Good
2.39μg/m³
PM2.5
9.87μg/m³
PM10
42.63ppb
O3
0.20ppb
SO2
2.48ppb
NO2
0.14ppm
CO
AQI 40
Good
2.36μg/m³
PM2.5
9.95μg/m³
PM10
42.70ppb
O3
0.20ppb
SO2
2.48ppb
NO2
0.14ppm
CO
AQI 40
Good
2.38μg/m³
PM2.5
9.90μg/m³
PM10
42.67ppb
O3
0.20ppb
SO2
2.48ppb
NO2
0.14ppm
CO
AQI 40
Good
2.76μg/m³
PM2.5
10.86μg/m³
PM10
42.61ppb
O3
0.19ppb
SO2
2.48ppb
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 12:00:00 on 2026-03-15.
In the last 24 hrs, the best air quality in Allouez, Wisconsin was observed at 02:00:00 on 2026-03-14.
The current air quality in Allouez, Wisconsin is 38, 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 2.32 μg/m3.
The current PM10 concentration at Allouez, Wisconsin is 10.038 μg/m3.
The current carbon monoxide (CO) concentration at Allouez, Wisconsin is 0.139 ppm.
The current sulfur dioxide (SO2) concentration at Allouez, Wisconsin is 0.217 ppb.
The current ozone (O3) concentration at Allouez, Wisconsin is 41.321 ppm.
The current nitrogen dioxide (NO2) concentration at Allouez, Wisconsin is 2.603 ppb.
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