Stay updated with real-time air quality in Marysville, 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)
44
Good
Marysville, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
32.81 μg/m³
0
55
155
255
425
605+
25.44 ppb
0
55
71
86
201
201+
1.48 ppb
0
36
76
186
605
1005+
8.11 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Marysville, Ohio
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AQI 38
Good
7.42μg/m³
PM2.5
28.42μg/m³
PM10
22.26ppb
O3
1.52ppb
SO2
7.90ppb
NO2
0.21ppm
CO
AQI 44
Good
7.57μg/m³
PM2.5
40.75μg/m³
PM10
19.62ppb
O3
2.53ppb
SO2
7.30ppb
NO2
0.25ppm
CO
AQI 38
Good
7.42μg/m³
PM2.5
28.12μg/m³
PM10
22.30ppb
O3
1.49ppb
SO2
7.92ppb
NO2
0.21ppm
CO
AQI 49
Good
8.74μg/m³
PM2.5
23.89μg/m³
PM10
24.82ppb
O3
1.43ppb
SO2
7.80ppb
NO2
0.21ppm
CO
AQI 49
Good
8.53μg/m³
PM2.5
22.97μg/m³
PM10
25.36ppb
O3
1.45ppb
SO2
7.83ppb
NO2
0.21ppm
CO
AQI 49
Good
8.98μg/m³
PM2.5
22.11μg/m³
PM10
25.34ppb
O3
1.43ppb
SO2
7.77ppb
NO2
0.22ppm
CO
Air quality and pollutant data for Ohio, 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 Marysville, Ohio is updated every hour for accuracy.
In the past 24 hours, the air quality in Marysville, Ohio was at its worst at 04:00:00 on 2025-06-05.
In the last 24 hours, the best air quality in Marysville, Ohio was observed at 06:00:00 on 2025-06-06.
As of now, the AQI in Marysville, Ohio is 44, indicating Good conditions.
Marysville, Ohio air has the highest levels of PM2.5.
Poor air quality in Marysville, Ohio means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Marysville, Ohio are currently 8.393 μg/m3.
The PM10 concentration in Marysville, Ohio is 32.812 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Marysville, Ohio is 0.247 ppm.
Currently, Marysville, Ohio has a sulfur dioxide (SO2) concentration of 1.475 ppb.
The current ozone (O3) level in Marysville, Ohio at the moment is 25.441 ppm.
Nitrogen dioxide (NO2) level in Marysville, Ohio at the moment is 8.107 ppb.
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