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)
26
Good
Celina, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.74 μg/m³
0
55
155
255
425
605+
28.11 ppb
0
55
71
86
201
201+
0.89 ppb
0
36
76
186
605
1005+
2.78 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Celina, Ohio
Celina, Ohio
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AQI 31
Good
2.70μg/m³
PM2.5
15.12μg/m³
PM10
32.93ppb
O3
2.33ppb
SO2
6.74ppb
NO2
0.17ppm
CO
AQI 30
Good
2.90μg/m³
PM2.5
23.00μg/m³
PM10
31.59ppb
O3
2.03ppb
SO2
7.18ppb
NO2
0.17ppm
CO
AQI 28
Good
1.54μg/m³
PM2.5
6.16μg/m³
PM10
29.64ppb
O3
3.97ppb
SO2
4.65ppb
NO2
0.17ppm
CO
AQI 33
Good
5.53μg/m³
PM2.5
21.85μg/m³
PM10
32.33ppb
O3
2.29ppb
SO2
13.43ppb
NO2
0.17ppm
CO
AQI 29
Good
5.38μg/m³
PM2.5
18.69μg/m³
PM10
31.14ppb
O3
1.80ppb
SO2
14.47ppb
NO2
0.20ppm
CO
AQI 33
Good
5.51μg/m³
PM2.5
17.48μg/m³
PM10
32.51ppb
O3
2.04ppb
SO2
13.89ppb
NO2
0.18ppm
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 08:00:00 on 2026-01-23.
In the last 24 hours, the best air quality in Celina, Ohio was observed at 04:00:00 on 2026-01-23.
As of now, the AQI in Celina, Ohio is 26, indicating Good conditions.
Celina, Ohio air has the highest levels of O3.
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 4.391 μg/m3.
The PM10 concentration in Celina, Ohio is 19.744 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Celina, Ohio is 0.161 ppm.
Currently, Celina, Ohio has a sulfur dioxide (SO2) concentration of 0.889 ppb.
The current ozone (O3) level in Celina, Ohio at the moment is 28.114 ppm.
Nitrogen dioxide (NO2) level in Celina, Ohio at the moment is 2.781 ppb.
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