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)
16
Good
Franklin, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.28 μg/m³
0
55
155
255
425
605+
17.17 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
6.45 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Franklin, Wisconsin
Scroll To Air Quality MapLoading...
AQI 16
Good
3.11μg/m³
PM2.5
10.31μg/m³
PM10
16.28ppb
O3
0.57ppb
SO2
6.56ppb
NO2
0.20ppm
CO
AQI 16
Good
3.15μg/m³
PM2.5
10.88μg/m³
PM10
16.29ppb
O3
0.56ppb
SO2
6.35ppb
NO2
0.20ppm
CO
AQI 16
Good
3.21μg/m³
PM2.5
13.17μg/m³
PM10
14.05ppb
O3
0.55ppb
SO2
5.28ppb
NO2
0.18ppm
CO
AQI 16
Good
3.23μg/m³
PM2.5
10.03μg/m³
PM10
14.99ppb
O3
0.54ppb
SO2
4.78ppb
NO2
0.18ppm
CO
AQI 16
Good
3.22μg/m³
PM2.5
10.77μg/m³
PM10
16.93ppb
O3
0.61ppb
SO2
5.53ppb
NO2
0.19ppm
CO
AQI 16
Good
3.15μg/m³
PM2.5
10.64μg/m³
PM10
16.82ppb
O3
0.58ppb
SO2
6.09ppb
NO2
0.19ppm
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 2026-06-14.
In the last 24 hours, the best air quality in Franklin, Wisconsin was observed at 08:00:00 on 2026-06-15.
As of now, the AQI in Franklin, Wisconsin is 16, 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 3.123 μg/m3.
The PM10 concentration in Franklin, Wisconsin is 10.269 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Franklin, Wisconsin is 0.195 ppm.
Currently, Franklin, Wisconsin has a sulfur dioxide (SO2) concentration of 0.567 ppb.
The current ozone (O3) level in Franklin, Wisconsin at the moment is 16.321 ppm.
Nitrogen dioxide (NO2) level in Franklin, Wisconsin at the moment is 6.422 ppb.
All Rights Reserved © Ambee Inc. 2025