Stay updated with real-time air quality in Ohio, USA 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)
26
Good
Ohio, USA
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.72 μg/m³
0
55
155
255
425
605+
28.01 ppb
0
55
71
86
201
201+
1.37 ppb
0
36
76
186
605
1005+
7.09 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Ohio, USA
Ohio, USA
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City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
---|
AQI 31
Good
5.45μg/m³
PM2.5
22.36μg/m³
PM10
32.61ppb
O3
0.85ppb
SO2
5.72ppb
NO2
0.20ppm
CO
AQI 34
Good
4.33μg/m³
PM2.5
15.29μg/m³
PM10
37.01ppb
O3
1.22ppb
SO2
2.04ppb
NO2
0.14ppm
CO
AQI 40
Good
6.13μg/m³
PM2.5
25.39μg/m³
PM10
42.85ppb
O3
0.89ppb
SO2
3.71ppb
NO2
0.16ppm
CO
AQI 27
Good
2.34μg/m³
PM2.5
9.86μg/m³
PM10
28.86ppb
O3
0.85ppb
SO2
3.72ppb
NO2
0.17ppm
CO
AQI 36
Good
4.18μg/m³
PM2.5
17.82μg/m³
PM10
38.55ppb
O3
0.39ppb
SO2
3.43ppb
NO2
0.21ppm
CO
AQI 40
Good
5.16μg/m³
PM2.5
18.20μg/m³
PM10
42.91ppb
O3
0.27ppb
SO2
1.42ppb
NO2
0.16ppm
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 Ohio, USA is updated every hour for accuracy.
In the past 24 hours, the air quality in Ohio, USA was at its worst at 03:00:00 on 2025-08-29.
In the last 24 hours, the best air quality in Ohio, USA was observed at 10:00:00 on 2025-08-29.
As of now, the AQI in Ohio, USA is 31, indicating Good conditions.
Ohio, USA air has the highest levels of O3.
Poor air quality in Ohio, USA means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Ohio, USA are currently 3.728 μg/m3.
The PM10 concentration in Ohio, USA is 13.296 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ohio, USA is 0.164 ppm.
Currently, Ohio, USA has a sulfur dioxide (SO2) concentration of 1.375 ppb.
The current ozone (O3) level in Ohio, USA at the moment is 34.435 ppm.
Nitrogen dioxide (NO2) level in Ohio, USA at the moment is 3.703 ppb.
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