Stay updated with real-time air quality in Mentor, 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)
27
Good
Mentor, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.72 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.94 μg/m³
0
55
155
255
425
605+
11.84 ppb
0
55
71
86
201
201+
1.93 ppb
0
36
76
186
605
1005+
6.52 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mentor, Ohio
Mentor, Ohio
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AQI 22
Good
4.40μg/m³
PM2.5
21.25μg/m³
PM10
10.59ppb
O3
1.62ppb
SO2
7.26ppb
NO2
0.24ppm
CO
AQI 22
Good
4.39μg/m³
PM2.5
21.24μg/m³
PM10
10.55ppb
O3
1.60ppb
SO2
7.28ppb
NO2
0.24ppm
CO
AQI 33
Good
5.54μg/m³
PM2.5
23.92μg/m³
PM10
10.23ppb
O3
2.92ppb
SO2
6.56ppb
NO2
0.25ppm
CO
AQI 22
Good
4.41μg/m³
PM2.5
21.29μg/m³
PM10
10.62ppb
O3
1.60ppb
SO2
7.30ppb
NO2
0.24ppm
CO
AQI 27
Good
4.81μg/m³
PM2.5
21.72μg/m³
PM10
12.37ppb
O3
1.40ppb
SO2
7.92ppb
NO2
0.23ppm
CO
AQI 33
Good
5.67μg/m³
PM2.5
23.50μg/m³
PM10
15.53ppb
O3
1.09ppb
SO2
9.36ppb
NO2
0.22ppm
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 Mentor, Ohio is updated on an hourly basis.
The worst air quality in Mentor, Ohio was recorded at 02:00:00 on 2026-09-06.
The best air quality in Mentor, Ohio was recorded at 07:00:00 on 2026-09-07.
The real-time air quality index in Mentor, Ohio is 27, currently categorized as Good.
The most common pollutant in Mentor, Ohio is PM2.5.
If the air quality in Mentor, Ohio is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Mentor, Ohio at present are 4.725 μg/m3.
The current PM10 levels in Mentor, Ohio are 21.943 μg/m3.
The current carbon monoxide (CO) level in Mentor, Ohio is 0.302 ppm.
The current sulfur dioxide (SO2) levels in Mentor, Ohio are 1.931 ppb.
The current ozone (O3) levels at Mentor, Ohio is 11.835 ppm.
The current nitrogen dioxide (NO2) levels at Mentor, Ohio is 6.518 ppb.
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