Stay updated with real-time air quality in Franklin, 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)
45
Good
Franklin, Wisconsin
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.41 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.92 μg/m³
0
55
155
255
425
605+
49.02 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
11.25 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Franklin, Wisconsin
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AQI 44
Good
7.68μg/m³
PM2.5
27.41μg/m³
PM10
36.83ppb
O3
0.40ppb
SO2
13.13ppb
NO2
0.20ppm
CO
AQI 44
Good
7.54μg/m³
PM2.5
27.41μg/m³
PM10
36.86ppb
O3
0.39ppb
SO2
12.57ppb
NO2
0.20ppm
CO
AQI 35
Good
5.10μg/m³
PM2.5
23.67μg/m³
PM10
37.51ppb
O3
0.46ppb
SO2
8.82ppb
NO2
0.20ppm
CO
AQI 34
Good
5.13μg/m³
PM2.5
23.67μg/m³
PM10
37.12ppb
O3
0.43ppb
SO2
9.22ppb
NO2
0.20ppm
CO
AQI 44
Good
8.21μg/m³
PM2.5
39.24μg/m³
PM10
35.83ppb
O3
0.42ppb
SO2
9.83ppb
NO2
0.20ppm
CO
AQI 44
Good
7.86μg/m³
PM2.5
31.87μg/m³
PM10
36.64ppb
O3
0.40ppb
SO2
11.49ppb
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 Franklin, Wisconsin is updated every hour for accuracy.
In the past 24 hours, the air quality in Franklin, Wisconsin was at its worst at 09:00:00 on 2025-07-23.
In the last 24 hours, the best air quality in Franklin, Wisconsin was observed at 04:00:00 on 2025-07-24.
As of now, the AQI in Franklin, Wisconsin is 44, indicating Good conditions.
Franklin, Wisconsin air has the highest levels of PM2.5.
Poor air quality in Franklin, Wisconsin means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Franklin, Wisconsin are currently 7.653 μg/m3.
The PM10 concentration in Franklin, Wisconsin is 27.83 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Franklin, Wisconsin is 0.199 ppm.
Currently, Franklin, Wisconsin has a sulfur dioxide (SO2) concentration of 0.399 ppb.
The current ozone (O3) level in Franklin, Wisconsin at the moment is 36.864 ppm.
Nitrogen dioxide (NO2) level in Franklin, Wisconsin at the moment is 12.693 ppb.
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