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)
50
Good
Ohio, USA
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.70 μg/m³
0
55
155
255
425
605+
54.47 ppb
0
55
71
86
201
201+
1.20 ppb
0
36
76
186
605
1005+
6.70 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ohio, USA
Ohio, USA
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City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
---|
AQI 45
Good
6.01μg/m³
PM2.5
24.07μg/m³
PM10
48.60ppb
O3
0.51ppb
SO2
7.73ppb
NO2
0.18ppm
CO
AQI 34
Good
3.17μg/m³
PM2.5
12.72μg/m³
PM10
36.73ppb
O3
1.07ppb
SO2
2.50ppb
NO2
0.20ppm
CO
AQI 40
Good
4.73μg/m³
PM2.5
17.98μg/m³
PM10
42.87ppb
O3
0.85ppb
SO2
6.31ppb
NO2
0.20ppm
CO
AQI 40
Good
6.08μg/m³
PM2.5
22.95μg/m³
PM10
43.34ppb
O3
0.64ppb
SO2
5.99ppb
NO2
0.22ppm
CO
AQI 34
Good
3.72μg/m³
PM2.5
16.31μg/m³
PM10
36.99ppb
O3
0.59ppb
SO2
4.86ppb
NO2
0.29ppm
CO
AQI 29
Good
4.38μg/m³
PM2.5
17.07μg/m³
PM10
31.16ppb
O3
0.34ppb
SO2
4.11ppb
NO2
0.17ppm
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 01:00:00 on 2025-06-20.
In the last 24 hours, the best air quality in Ohio, USA was observed at 01:00:00 on 2025-06-19.
As of now, the AQI in Ohio, USA is 42, 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 4.812 μg/m3.
The PM10 concentration in Ohio, USA is 16.353 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ohio, USA is 0.205 ppm.
Currently, Ohio, USA has a sulfur dioxide (SO2) concentration of 1.127 ppb.
The current ozone (O3) level in Ohio, USA at the moment is 44.691 ppm.
Nitrogen dioxide (NO2) level in Ohio, USA at the moment is 5.57 ppb.
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