Stay updated with real-time air quality in Franklin, Indiana 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)
60
Moderate
Franklin, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
56.29 μg/m³
0
55
155
255
425
605+
55.42 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
6.15 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Franklin, Indiana
Franklin, Indiana
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AQI 60
Moderate
13.51μg/m³
PM2.5
59.23μg/m³
PM10
56.80ppb
O3
0.52ppb
SO2
7.71ppb
NO2
0.39ppm
CO
AQI 60
Moderate
14.03μg/m³
PM2.5
48.16μg/m³
PM10
52.16ppb
O3
0.47ppb
SO2
5.39ppb
NO2
0.41ppm
CO
AQI 60
Moderate
14.35μg/m³
PM2.5
53.39μg/m³
PM10
56.17ppb
O3
0.59ppb
SO2
4.21ppb
NO2
0.35ppm
CO
AQI 62
Moderate
14.52μg/m³
PM2.5
52.30μg/m³
PM10
51.92ppb
O3
0.29ppb
SO2
3.26ppb
NO2
0.48ppm
CO
AQI 62
Moderate
15.36μg/m³
PM2.5
56.25μg/m³
PM10
56.72ppb
O3
0.68ppb
SO2
9.67ppb
NO2
0.36ppm
CO
AQI 60
Moderate
14.33μg/m³
PM2.5
41.93μg/m³
PM10
55.87ppb
O3
0.59ppb
SO2
10.24ppb
NO2
0.33ppm
CO
Air quality and pollutant data for Indiana, 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, Indiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Franklin, Indiana was at its worst at 11:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Franklin, Indiana was observed at 09:00:00 on 2026-04-23.
As of now, the AQI in Franklin, Indiana is 60, indicating Moderate conditions.
Franklin, Indiana air has the highest levels of PM2.5.
Poor air quality in Franklin, Indiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Franklin, Indiana are currently 13.534 μg/m3.
The PM10 concentration in Franklin, Indiana is 56.289 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Franklin, Indiana is 0.383 ppm.
Currently, Franklin, Indiana has a sulfur dioxide (SO2) concentration of 0.523 ppb.
The current ozone (O3) level in Franklin, Indiana at the moment is 55.425 ppm.
Nitrogen dioxide (NO2) level in Franklin, Indiana at the moment is 6.146 ppb.
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