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)
35
Good
Marysville, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.09 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
37.76 μg/m³
0
55
155
255
425
605+
21.70 ppb
0
55
71
86
201
201+
1.10 ppb
0
36
76
186
605
1005+
13.20 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Marysville, Ohio
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AQI 27
Good
5.44μg/m³
PM2.5
22.89μg/m³
PM10
21.27ppb
O3
1.34ppb
SO2
1.77ppb
NO2
0.28ppm
CO
AQI 33
Good
5.85μg/m³
PM2.5
24.95μg/m³
PM10
19.10ppb
O3
1.31ppb
SO2
4.53ppb
NO2
0.24ppm
CO
AQI 27
Good
5.44μg/m³
PM2.5
22.86μg/m³
PM10
21.34ppb
O3
1.34ppb
SO2
1.71ppb
NO2
0.28ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
22.87μg/m³
PM10
22.88ppb
O3
1.36ppb
SO2
2.85ppb
NO2
0.28ppm
CO
AQI 33
Good
5.75μg/m³
PM2.5
22.17μg/m³
PM10
22.65ppb
O3
1.35ppb
SO2
2.77ppb
NO2
0.28ppm
CO
AQI 33
Good
5.99μg/m³
PM2.5
22.43μg/m³
PM10
23.18ppb
O3
1.36ppb
SO2
3.14ppb
NO2
0.28ppm
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 12:00:00 on 2025-09-06.
In the last 24 hours, the best air quality in Marysville, Ohio was observed at 07:00:00 on 2025-09-06.
As of now, the AQI in Marysville, Ohio is 35, indicating Good conditions.
Marysville, Ohio air has the highest levels of PM10.
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 6.091 μg/m3.
The PM10 concentration in Marysville, Ohio is 37.761 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Marysville, Ohio is 0.244 ppm.
Currently, Marysville, Ohio has a sulfur dioxide (SO2) concentration of 1.097 ppb.
The current ozone (O3) level in Marysville, Ohio at the moment is 21.705 ppm.
Nitrogen dioxide (NO2) level in Marysville, Ohio at the moment is 13.198 ppb.
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