Stay updated with real-time air quality in Fitchburg, 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)
81
Moderate
Fitchburg, Wisconsin
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
24.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
63.38 μg/m³
0
55
155
255
425
605+
57.38 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
2.41 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Fitchburg, Wisconsin
Scroll To Air Quality MapLoading...
AQI 79
Moderate
24.28μg/m³
PM2.5
57.37μg/m³
PM10
57.25ppb
O3
0.28ppb
SO2
2.41ppb
NO2
0.24ppm
CO
AQI 113
Unhealthy for sensitive groups
38.58μg/m³
PM2.5
180.48μg/m³
PM10
55.96ppb
O3
0.29ppb
SO2
2.51ppb
NO2
0.24ppm
CO
AQI 93
Moderate
28.35μg/m³
PM2.5
140.03μg/m³
PM10
53.64ppb
O3
0.28ppb
SO2
2.37ppb
NO2
0.24ppm
CO
AQI 81
Moderate
24.64μg/m³
PM2.5
51.24μg/m³
PM10
57.20ppb
O3
0.29ppb
SO2
2.41ppb
NO2
0.24ppm
CO
AQI 137
Unhealthy for sensitive groups
49.58μg/m³
PM2.5
168.70μg/m³
PM10
57.05ppb
O3
0.28ppb
SO2
2.38ppb
NO2
0.24ppm
CO
AQI 81
Moderate
25.01μg/m³
PM2.5
71.17μg/m³
PM10
57.61ppb
O3
0.30ppb
SO2
2.42ppb
NO2
0.24ppm
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 Fitchburg, Wisconsin is updated every hour for accuracy.
In the past 24 hours, the air quality in Fitchburg, Wisconsin was at its worst at 12:00:00 on 2025-06-05.
In the last 24 hours, the best air quality in Fitchburg, Wisconsin was observed at 10:00:00 on 2025-06-05.
As of now, the AQI in Fitchburg, Wisconsin is 81, indicating Moderate conditions.
Fitchburg, Wisconsin air has the highest levels of PM2.5.
Poor air quality in Fitchburg, Wisconsin means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Fitchburg, Wisconsin are currently 24.747 μg/m3.
The PM10 concentration in Fitchburg, Wisconsin is 63.381 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fitchburg, Wisconsin is 0.243 ppm.
Currently, Fitchburg, Wisconsin has a sulfur dioxide (SO2) concentration of 0.288 ppb.
The current ozone (O3) level in Fitchburg, Wisconsin at the moment is 57.378 ppm.
Nitrogen dioxide (NO2) level in Fitchburg, Wisconsin at the moment is 2.414 ppb.
All Rights Reserved © Ambee Inc. 2025