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)
43
Good
Mansfield, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.72 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.45 μg/m³
0
55
155
255
425
605+
45.60 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
5.76 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mansfield, Ohio
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AQI 44
Good
7.68μg/m³
PM2.5
31.56μg/m³
PM10
46.37ppb
O3
0.96ppb
SO2
3.06ppb
NO2
0.24ppm
CO
AQI 44
Good
7.76μg/m³
PM2.5
33.09μg/m³
PM10
46.88ppb
O3
0.52ppb
SO2
4.79ppb
NO2
0.26ppm
CO
AQI 48
Good
7.35μg/m³
PM2.5
30.43μg/m³
PM10
51.59ppb
O3
0.48ppb
SO2
4.84ppb
NO2
0.26ppm
CO
AQI 43
Good
6.62μg/m³
PM2.5
32.04μg/m³
PM10
46.47ppb
O3
1.22ppb
SO2
8.16ppb
NO2
0.26ppm
CO
AQI 45
Good
7.13μg/m³
PM2.5
32.99μg/m³
PM10
49.40ppb
O3
1.04ppb
SO2
5.56ppb
NO2
0.24ppm
CO
AQI 42
Good
5.98μg/m³
PM2.5
22.49μg/m³
PM10
45.21ppb
O3
0.51ppb
SO2
5.74ppb
NO2
0.23ppm
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 09:00:00 on 2026-04-23.
The best air quality in Mansfield, Ohio was recorded at 07:00:00 on 2026-04-23.
The real-time air quality index in Mansfield, Ohio is 43, currently categorized as Good.
The most common pollutant in Mansfield, Ohio is O3.
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 6.721 μg/m3.
The current PM10 levels in Mansfield, Ohio are 30.453 μg/m3.
The current carbon monoxide (CO) level in Mansfield, Ohio is 0.284 ppm.
The current sulfur dioxide (SO2) levels in Mansfield, Ohio are 0.767 ppb.
The current ozone (O3) levels at Mansfield, Ohio is 45.597 ppm.
The current nitrogen dioxide (NO2) levels at Mansfield, Ohio is 5.756 ppb.
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