Stay updated with real-time air quality in Mayfield Heights, 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)
41
Good
Mayfield Heights, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.63 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.69 μg/m³
0
55
155
255
425
605+
43.75 ppb
0
55
71
86
201
201+
1.37 ppb
0
36
76
186
605
1005+
7.82 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Mayfield Heights, Ohio
Mayfield Heights, Ohio
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AQI 37
Good
6.43μg/m³
PM2.5
28.68μg/m³
PM10
40.07ppb
O3
1.39ppb
SO2
10.14ppb
NO2
0.21ppm
CO
AQI 37
Good
6.46μg/m³
PM2.5
28.79μg/m³
PM10
40.37ppb
O3
1.40ppb
SO2
11.11ppb
NO2
0.21ppm
CO
AQI 38
Good
6.65μg/m³
PM2.5
29.84μg/m³
PM10
39.48ppb
O3
1.35ppb
SO2
10.33ppb
NO2
0.21ppm
CO
AQI 38
Good
6.73μg/m³
PM2.5
29.64μg/m³
PM10
39.64ppb
O3
1.40ppb
SO2
11.24ppb
NO2
0.21ppm
CO
AQI 37
Good
6.33μg/m³
PM2.5
28.37μg/m³
PM10
40.19ppb
O3
1.38ppb
SO2
9.68ppb
NO2
0.21ppm
CO
AQI 37
Good
6.46μg/m³
PM2.5
28.79μg/m³
PM10
40.37ppb
O3
1.40ppb
SO2
11.11ppb
NO2
0.21ppm
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 Mayfield Heights, Ohio is updated every hour for accuracy.
In the past 24 hours, the air quality in Mayfield Heights, Ohio was at its worst at 04:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Mayfield Heights, Ohio was observed at 03:00:00 on 2026-10-22.
As of now, the AQI in Mayfield Heights, Ohio is 41, indicating Good conditions.
Mayfield Heights, Ohio air has the highest levels of O3.
Poor air quality in Mayfield Heights, Ohio means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Mayfield Heights, Ohio are currently 5.632 μg/m3.
The PM10 concentration in Mayfield Heights, Ohio is 24.692 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Mayfield Heights, Ohio is 0.217 ppm.
Currently, Mayfield Heights, Ohio has a sulfur dioxide (SO2) concentration of 1.367 ppb.
The current ozone (O3) level in Mayfield Heights, Ohio at the moment is 43.753 ppm.
Nitrogen dioxide (NO2) level in Mayfield Heights, Ohio at the moment is 7.819 ppb.
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