Stay updated with real-time air quality in Frankfort, 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)
33
Good
Frankfort, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.59 μg/m³
0
55
155
255
425
605+
28.41 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
5.25 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Frankfort, Indiana
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AQI 44
Good
7.53μg/m³
PM2.5
29.99μg/m³
PM10
29.30ppb
O3
0.63ppb
SO2
7.69ppb
NO2
0.26ppm
CO
AQI 27
Good
2.98μg/m³
PM2.5
12.46μg/m³
PM10
29.05ppb
O3
0.55ppb
SO2
9.12ppb
NO2
0.17ppm
CO
AQI 27
Good
3.09μg/m³
PM2.5
13.11μg/m³
PM10
29.08ppb
O3
0.55ppb
SO2
9.10ppb
NO2
0.17ppm
CO
AQI 44
Good
7.73μg/m³
PM2.5
31.64μg/m³
PM10
28.71ppb
O3
0.65ppb
SO2
7.64ppb
NO2
0.26ppm
CO
AQI 49
Good
8.58μg/m³
PM2.5
33.96μg/m³
PM10
30.87ppb
O3
0.86ppb
SO2
7.80ppb
NO2
0.24ppm
CO
AQI 52
Moderate
9.57μg/m³
PM2.5
35.09μg/m³
PM10
25.07ppb
O3
0.57ppb
SO2
8.48ppb
NO2
0.21ppm
CO
Air quality data and pollutant measurements for Indiana, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Frankfort, Indiana is updated every hour.
The worst air quality in Frankfort, Indiana in the last 24 hours was observed at 10:00:00 on 2026-06-07.
In the last 24 hrs, the best air quality in Frankfort, Indiana was observed at 02:00:00 on 2026-06-07.
The current air quality in Frankfort, Indiana is 33, categorized as Good based on real-time data.
The most common pollutant in Frankfort, Indiana is PM2.5.
If the air quality in Frankfort, Indiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Frankfort, Indiana is 6.446 μg/m3.
The current PM10 concentration at Frankfort, Indiana is 27.59 μg/m3.
The current carbon monoxide (CO) concentration at Frankfort, Indiana is 0.255 ppm.
The current sulfur dioxide (SO2) concentration at Frankfort, Indiana is 0.533 ppb.
The current ozone (O3) concentration at Frankfort, Indiana is 28.408 ppm.
The current nitrogen dioxide (NO2) concentration at Frankfort, Indiana is 5.252 ppb.
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