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)
22
Good
Ohio, USA
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.15 μg/m³
0
55
155
255
425
605+
22.38 ppb
0
55
71
86
201
201+
1.49 ppb
0
36
76
186
605
1005+
7.55 ppb
0
54
101
361
1250
2050+
0.20 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 25
Good
3.74μg/m³
PM2.5
15.67μg/m³
PM10
26.64ppb
O3
0.63ppb
SO2
6.60ppb
NO2
0.20ppm
CO
AQI 22
Good
3.75μg/m³
PM2.5
15.97μg/m³
PM10
7.88ppb
O3
1.17ppb
SO2
7.97ppb
NO2
0.18ppm
CO
AQI 26
Good
3.69μg/m³
PM2.5
14.44μg/m³
PM10
27.99ppb
O3
1.02ppb
SO2
14.44ppb
NO2
0.20ppm
CO
AQI 25
Good
3.93μg/m³
PM2.5
15.98μg/m³
PM10
26.76ppb
O3
2.48ppb
SO2
4.57ppb
NO2
0.13ppm
CO
AQI 27
Good
5.13μg/m³
PM2.5
21.66μg/m³
PM10
11.38ppb
O3
0.52ppb
SO2
7.43ppb
NO2
0.25ppm
CO
AQI 56
Moderate
11.64μg/m³
PM2.5
21.50μg/m³
PM10
8.23ppb
O3
0.27ppb
SO2
11.22ppb
NO2
0.29ppm
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 2025-10-21.
In the last 24 hours, the best air quality in Ohio, USA was observed at 09:00:00 on 2025-10-21.
As of now, the AQI in Ohio, USA is 22, indicating Good conditions.
Ohio, USA air has the highest levels of PM2.5.
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 4.35 μg/m3.
The PM10 concentration in Ohio, USA is 17.237 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ohio, USA is 0.218 ppm.
Currently, Ohio, USA has a sulfur dioxide (SO2) concentration of 1.53 ppb.
The current ozone (O3) level in Ohio, USA at the moment is 21.055 ppm.
Nitrogen dioxide (NO2) level in Ohio, USA at the moment is 7.891 ppb.
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