Stay updated with real-time air quality in Fond Du Lac, 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)
27
Good
Fond Du Lac, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.34 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.61 μg/m³
0
55
155
255
425
605+
21.11 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
8.86 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fond Du Lac, Wisconsin
Fond Du Lac, Wisconsin
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AQI 33
Good
5.88μg/m³
PM2.5
16.89μg/m³
PM10
19.27ppb
O3
0.48ppb
SO2
8.56ppb
NO2
0.23ppm
CO
AQI 33
Good
5.73μg/m³
PM2.5
16.76μg/m³
PM10
19.86ppb
O3
0.28ppb
SO2
7.92ppb
NO2
0.21ppm
CO
AQI 33
Good
6.20μg/m³
PM2.5
14.79μg/m³
PM10
14.06ppb
O3
0.55ppb
SO2
8.63ppb
NO2
0.23ppm
CO
AQI 27
Good
5.17μg/m³
PM2.5
21.68μg/m³
PM10
9.60ppb
O3
0.72ppb
SO2
8.65ppb
NO2
0.24ppm
CO
AQI 33
Good
6.49μg/m³
PM2.5
14.88μg/m³
PM10
12.73ppb
O3
0.61ppb
SO2
5.32ppb
NO2
0.23ppm
CO
AQI 33
Good
5.71μg/m³
PM2.5
13.24μg/m³
PM10
18.22ppb
O3
0.27ppb
SO2
7.91ppb
NO2
0.21ppm
CO
Air quality and pollutant data for Wisconsin, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Fond Du Lac, Wisconsin is updated every hour for accuracy.
In the past 24 hours, the air quality in Fond Du Lac, Wisconsin was at its worst at 03:00:00 on 2026-09-07.
In the last 24 hours, the best air quality in Fond Du Lac, Wisconsin was observed at 04:00:00 on 2026-09-06.
As of now, the AQI in Fond Du Lac, Wisconsin is 27, indicating Good conditions.
Fond Du Lac, Wisconsin air has the highest levels of PM2.5.
Poor air quality in Fond Du Lac, Wisconsin means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Fond Du Lac, Wisconsin are currently 5.337 μg/m3.
The PM10 concentration in Fond Du Lac, Wisconsin is 15.611 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fond Du Lac, Wisconsin is 0.24 ppm.
Currently, Fond Du Lac, Wisconsin has a sulfur dioxide (SO2) concentration of 0.457 ppb.
The current ozone (O3) level in Fond Du Lac, Wisconsin at the moment is 21.112 ppm.
Nitrogen dioxide (NO2) level in Fond Du Lac, Wisconsin at the moment is 8.863 ppb.
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