Stay updated with real-time air quality in Beaver Dam, 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)
31
Good
Beaver Dam, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.72 μg/m³
0
55
155
255
425
605+
32.54 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
2.72 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Beaver Dam, Wisconsin
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AQI 31
Good
4.30μg/m³
PM2.5
7.90μg/m³
PM10
34.04ppb
O3
0.21ppb
SO2
2.63ppb
NO2
0.13ppm
CO
AQI 28
Good
4.26μg/m³
PM2.5
9.42μg/m³
PM10
29.84ppb
O3
0.28ppb
SO2
2.85ppb
NO2
0.14ppm
CO
AQI 31
Good
3.72μg/m³
PM2.5
11.12μg/m³
PM10
33.51ppb
O3
0.28ppb
SO2
2.91ppb
NO2
0.15ppm
CO
AQI 27
Good
4.96μg/m³
PM2.5
9.61μg/m³
PM10
27.73ppb
O3
0.44ppb
SO2
2.76ppb
NO2
0.16ppm
CO
AQI 31
Good
3.42μg/m³
PM2.5
7.78μg/m³
PM10
33.39ppb
O3
0.25ppb
SO2
2.84ppb
NO2
0.15ppm
CO
AQI 27
Good
4.69μg/m³
PM2.5
8.43μg/m³
PM10
27.74ppb
O3
0.33ppb
SO2
2.74ppb
NO2
0.16ppm
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 Beaver Dam, Wisconsin is updated on an hourly basis.
The worst air quality in Beaver Dam, Wisconsin was recorded at 08:00:00 on 2026-03-15.
The best air quality in Beaver Dam, Wisconsin was recorded at 03:00:00 on 2026-03-14.
The real-time air quality index in Beaver Dam, Wisconsin is 31, currently categorized as Good.
The most common pollutant in Beaver Dam, Wisconsin is O3.
If the air quality in Beaver Dam, Wisconsin is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Beaver Dam, Wisconsin at present are 3.862 μg/m3.
The current PM10 levels in Beaver Dam, Wisconsin are 7.722 μg/m3.
The current carbon monoxide (CO) level in Beaver Dam, Wisconsin is 0.131 ppm.
The current sulfur dioxide (SO2) levels in Beaver Dam, Wisconsin are 0.21 ppb.
The current ozone (O3) levels at Beaver Dam, Wisconsin is 32.537 ppm.
The current nitrogen dioxide (NO2) levels at Beaver Dam, Wisconsin is 2.723 ppb.
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