Stay updated with real-time air quality in Mansfield, 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)
52
Moderate
Mansfield, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
37.17 μg/m³
0
55
155
255
425
605+
17.01 ppb
0
55
71
86
201
201+
0.81 ppb
0
36
76
186
605
1005+
7.63 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mansfield, Ohio
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AQI 44
Good
7.69μg/m³
PM2.5
39.18μg/m³
PM10
25.49ppb
O3
1.03ppb
SO2
5.50ppb
NO2
0.25ppm
CO
AQI 49
Good
9.43μg/m³
PM2.5
33.07μg/m³
PM10
17.81ppb
O3
1.17ppb
SO2
6.27ppb
NO2
0.25ppm
CO
AQI 49
Good
8.86μg/m³
PM2.5
38.82μg/m³
PM10
18.05ppb
O3
0.85ppb
SO2
6.09ppb
NO2
0.25ppm
CO
AQI 52
Moderate
9.93μg/m³
PM2.5
39.40μg/m³
PM10
15.54ppb
O3
1.27ppb
SO2
6.26ppb
NO2
0.24ppm
CO
AQI 52
Moderate
10.21μg/m³
PM2.5
43.53μg/m³
PM10
24.43ppb
O3
1.08ppb
SO2
5.64ppb
NO2
0.25ppm
CO
AQI 44
Good
8.44μg/m³
PM2.5
40.57μg/m³
PM10
24.62ppb
O3
0.80ppb
SO2
5.81ppb
NO2
0.25ppm
CO
Air quality measurements for Ohio, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Mansfield, Ohio is updated on an hourly basis.
The worst air quality in Mansfield, Ohio was recorded at 10:00:00 on 2026-08-12.
The best air quality in Mansfield, Ohio was recorded at 12:00:00 on 2026-08-13.
The real-time air quality index in Mansfield, Ohio is 52, currently categorized as Moderate.
The most common pollutant in Mansfield, Ohio is PM2.5.
If the air quality in Mansfield, Ohio is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Mansfield, Ohio at present are 10.18 μg/m3.
The current PM10 levels in Mansfield, Ohio are 37.17 μg/m3.
The current carbon monoxide (CO) level in Mansfield, Ohio is 0.259 ppm.
The current sulfur dioxide (SO2) levels in Mansfield, Ohio are 0.805 ppb.
The current ozone (O3) levels at Mansfield, Ohio is 17.011 ppm.
The current nitrogen dioxide (NO2) levels at Mansfield, Ohio is 7.627 ppb.
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