Stay updated with real-time air quality in Franklin, Ohio 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)
88
Moderate
Franklin, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
29.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
96.48 μg/m³
0
55
155
255
425
605+
46.42 ppb
0
55
71
86
201
201+
1.49 ppb
0
36
76
186
605
1005+
5.49 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Franklin, Ohio
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AQI 82
Moderate
26.12μg/m³
PM2.5
68.53μg/m³
PM10
39.66ppb
O3
1.05ppb
SO2
7.04ppb
NO2
0.23ppm
CO
AQI 82
Moderate
25.52μg/m³
PM2.5
66.35μg/m³
PM10
39.50ppb
O3
1.04ppb
SO2
7.01ppb
NO2
0.23ppm
CO
AQI 84
Moderate
26.86μg/m³
PM2.5
109.37μg/m³
PM10
39.47ppb
O3
1.01ppb
SO2
6.89ppb
NO2
0.24ppm
CO
AQI 82
Moderate
25.70μg/m³
PM2.5
69.57μg/m³
PM10
40.68ppb
O3
1.03ppb
SO2
7.07ppb
NO2
0.23ppm
CO
AQI 84
Moderate
27.02μg/m³
PM2.5
94.19μg/m³
PM10
40.61ppb
O3
1.01ppb
SO2
6.87ppb
NO2
0.24ppm
CO
AQI 79
Moderate
23.90μg/m³
PM2.5
85.08μg/m³
PM10
40.02ppb
O3
1.05ppb
SO2
7.15ppb
NO2
0.23ppm
CO
Air quality data and pollutant measurements for Ohio, 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 Franklin, Ohio is updated every hour.
The worst air quality in Franklin, Ohio in the last 24 hours was observed at 02:00:00 on 2025-06-04.
In the last 24 hrs, the best air quality in Franklin, Ohio was observed at 05:00:00 on 2025-06-03.
The current air quality in Franklin, Ohio is 88, categorized as Moderate based on real-time data.
The most common pollutant in Franklin, Ohio is PM2.5.
If the air quality in Franklin, Ohio is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Franklin, Ohio is 29.035 μg/m3.
The current PM10 concentration at Franklin, Ohio is 96.476 μg/m3.
The current carbon monoxide (CO) concentration at Franklin, Ohio is 0.199 ppm.
The current sulfur dioxide (SO2) concentration at Franklin, Ohio is 1.492 ppb.
The current ozone (O3) concentration at Franklin, Ohio is 46.425 ppm.
The current nitrogen dioxide (NO2) concentration at Franklin, Ohio is 5.491 ppb.
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