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)
28
Good
Fond Du Lac, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.49 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.17 μg/m³
0
55
155
255
425
605+
30.34 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
4.08 ppb
0
54
101
361
1250
2050+
0.22 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 28
Good
3.31μg/m³
PM2.5
15.39μg/m³
PM10
30.28ppb
O3
0.48ppb
SO2
3.64ppb
NO2
0.21ppm
CO
AQI 29
Good
3.28μg/m³
PM2.5
17.05μg/m³
PM10
30.51ppb
O3
0.40ppb
SO2
3.20ppb
NO2
0.20ppm
CO
AQI 28
Good
3.05μg/m³
PM2.5
14.73μg/m³
PM10
30.09ppb
O3
0.55ppb
SO2
3.60ppb
NO2
0.21ppm
CO
AQI 29
Good
3.45μg/m³
PM2.5
31.26μg/m³
PM10
30.89ppb
O3
0.65ppb
SO2
3.69ppb
NO2
0.23ppm
CO
AQI 28
Good
3.15μg/m³
PM2.5
15.42μg/m³
PM10
30.24ppb
O3
0.61ppb
SO2
3.56ppb
NO2
0.21ppm
CO
AQI 29
Good
3.27μg/m³
PM2.5
16.38μg/m³
PM10
30.90ppb
O3
0.38ppb
SO2
3.10ppb
NO2
0.20ppm
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 11:00:00 on 2026-08-08.
In the last 24 hours, the best air quality in Fond Du Lac, Wisconsin was observed at 06:00:00 on 2026-08-08.
As of now, the AQI in Fond Du Lac, Wisconsin is 30, indicating Good conditions.
Fond Du Lac, Wisconsin air has the highest levels of O3.
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 3.469 μg/m3.
The PM10 concentration in Fond Du Lac, Wisconsin is 21.722 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fond Du Lac, Wisconsin is 0.217 ppm.
Currently, Fond Du Lac, Wisconsin has a sulfur dioxide (SO2) concentration of 0.403 ppb.
The current ozone (O3) level in Fond Du Lac, Wisconsin at the moment is 32.305 ppm.
Nitrogen dioxide (NO2) level in Fond Du Lac, Wisconsin at the moment is 3.706 ppb.
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