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)
33
Good
Franklin, Wisconsin
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.63 μg/m³
0
55
155
255
425
605+
20.59 ppb
0
55
71
86
201
201+
0.95 ppb
0
36
76
186
605
1005+
10.91 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Franklin, Wisconsin
Scroll To Air Quality MapLoading...
AQI 22
Good
3.77μg/m³
PM2.5
14.44μg/m³
PM10
22.79ppb
O3
0.81ppb
SO2
7.18ppb
NO2
0.29ppm
CO
AQI 22
Good
3.71μg/m³
PM2.5
14.33μg/m³
PM10
22.55ppb
O3
0.81ppb
SO2
6.85ppb
NO2
0.29ppm
CO
AQI 22
Good
3.65μg/m³
PM2.5
15.47μg/m³
PM10
23.84ppb
O3
0.82ppb
SO2
5.52ppb
NO2
0.26ppm
CO
AQI 22
Good
3.57μg/m³
PM2.5
15.50μg/m³
PM10
23.41ppb
O3
0.82ppb
SO2
5.54ppb
NO2
0.27ppm
CO
AQI 22
Good
4.03μg/m³
PM2.5
19.35μg/m³
PM10
24.20ppb
O3
0.81ppb
SO2
5.83ppb
NO2
0.27ppm
CO
AQI 22
Good
3.54μg/m³
PM2.5
14.84μg/m³
PM10
23.41ppb
O3
0.81ppb
SO2
6.42ppb
NO2
0.28ppm
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 10:00:00 on 2025-09-05.
In the last 24 hours, the best air quality in Franklin, Wisconsin was observed at 03:00:00 on 2025-09-05.
As of now, the AQI in Franklin, Wisconsin is 21, indicating Good conditions.
Franklin, Wisconsin air has the highest levels of O3.
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 2.692 μg/m3.
The PM10 concentration in Franklin, Wisconsin is 13.334 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Franklin, Wisconsin is 0.287 ppm.
Currently, Franklin, Wisconsin has a sulfur dioxide (SO2) concentration of 0.785 ppb.
The current ozone (O3) level in Franklin, Wisconsin at the moment is 23.35 ppm.
Nitrogen dioxide (NO2) level in Franklin, Wisconsin at the moment is 8.434 ppb.
All Rights Reserved © Ambee Inc. 2025