Stay updated with real-time air quality in Celina, 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)
33
Good
Celina, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.26 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.82 μg/m³
0
55
155
255
425
605+
25.85 ppb
0
55
71
86
201
201+
0.90 ppb
0
36
76
186
605
1005+
6.82 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Celina, Ohio
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AQI 60
Moderate
14.04μg/m³
PM2.5
51.80μg/m³
PM10
11.57ppb
O3
1.21ppb
SO2
6.29ppb
NO2
0.22ppm
CO
AQI 60
Moderate
13.84μg/m³
PM2.5
66.46μg/m³
PM10
12.14ppb
O3
1.27ppb
SO2
7.80ppb
NO2
0.23ppm
CO
AQI 44
Good
7.63μg/m³
PM2.5
34.20μg/m³
PM10
6.23ppb
O3
1.28ppb
SO2
11.13ppb
NO2
0.22ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
18.97μg/m³
PM10
24.01ppb
O3
1.20ppb
SO2
14.61ppb
NO2
0.22ppm
CO
AQI 33
Good
5.76μg/m³
PM2.5
19.43μg/m³
PM10
24.05ppb
O3
1.21ppb
SO2
15.46ppb
NO2
0.22ppm
CO
AQI 33
Good
5.87μg/m³
PM2.5
16.87μg/m³
PM10
24.33ppb
O3
1.19ppb
SO2
14.85ppb
NO2
0.22ppm
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 Celina, Ohio is updated every hour for accuracy.
In the past 24 hours, the air quality in Celina, Ohio was at its worst at 12:00:00 on 2026-03-04.
In the last 24 hours, the best air quality in Celina, Ohio was observed at 10:00:00 on 2026-03-05.
As of now, the AQI in Celina, Ohio is 33, indicating Good conditions.
Celina, Ohio air has the highest levels of PM2.5.
Poor air quality in Celina, Ohio means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Celina, Ohio are currently 6.261 μg/m3.
The PM10 concentration in Celina, Ohio is 27.818 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Celina, Ohio is 0.193 ppm.
Currently, Celina, Ohio has a sulfur dioxide (SO2) concentration of 0.895 ppb.
The current ozone (O3) level in Celina, Ohio at the moment is 25.851 ppm.
Nitrogen dioxide (NO2) level in Celina, Ohio at the moment is 6.816 ppb.
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