Stay updated with real-time air quality in Cleveland, 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)
49
Good
Cleveland, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.66 μg/m³
0
55
155
255
425
605+
28.44 ppb
0
55
71
86
201
201+
1.39 ppb
0
36
76
186
605
1005+
5.64 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Cleveland, Ohio
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AQI 38
Good
7.20μg/m³
PM2.5
26.35μg/m³
PM10
22.60ppb
O3
1.16ppb
SO2
3.62ppb
NO2
0.11ppm
CO
AQI 33
Good
5.51μg/m³
PM2.5
15.60μg/m³
PM10
23.14ppb
O3
1.24ppb
SO2
4.21ppb
NO2
0.10ppm
CO
AQI 22
Good
4.30μg/m³
PM2.5
18.67μg/m³
PM10
23.15ppb
O3
1.27ppb
SO2
3.23ppb
NO2
0.11ppm
CO
AQI 33
Good
5.77μg/m³
PM2.5
18.25μg/m³
PM10
22.57ppb
O3
1.23ppb
SO2
4.42ppb
NO2
0.10ppm
CO
AQI 33
Good
6.03μg/m³
PM2.5
15.28μg/m³
PM10
23.37ppb
O3
1.25ppb
SO2
3.86ppb
NO2
0.10ppm
CO
AQI 27
Good
4.99μg/m³
PM2.5
19.88μg/m³
PM10
23.75ppb
O3
1.27ppb
SO2
3.46ppb
NO2
0.11ppm
CO
Air quality data and pollutant measurements for Ohio, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Cleveland, Ohio is updated every hour.
The worst air quality in Cleveland, Ohio in the last 24 hours was observed at 02:00:00 on 2025-07-21.
In the last 24 hrs, the best air quality in Cleveland, Ohio was observed at 03:00:00 on 2025-07-22.
The current air quality in Cleveland, Ohio is 27, categorized as Good based on real-time data.
The most common pollutant in Cleveland, Ohio is PM2.5.
If the air quality in Cleveland, Ohio is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Cleveland, Ohio is 4.766 μg/m3.
The current PM10 concentration at Cleveland, Ohio is 12.289 μg/m3.
The current carbon monoxide (CO) concentration at Cleveland, Ohio is 0.102 ppm.
The current sulfur dioxide (SO2) concentration at Cleveland, Ohio is 1.244 ppb.
The current ozone (O3) concentration at Cleveland, Ohio is 25.09 ppm.
The current nitrogen dioxide (NO2) concentration at Cleveland, Ohio is 4.42 ppb.
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