Stay updated with real-time air quality in Gahanna, 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)
23
Good
Gahanna, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.85 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.44 μg/m³
0
55
155
255
425
605+
25.46 ppb
0
55
71
86
201
201+
1.60 ppb
0
36
76
186
605
1005+
4.07 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Gahanna, Ohio
Gahanna, Ohio
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AQI 25
Good
2.82μg/m³
PM2.5
13.43μg/m³
PM10
26.65ppb
O3
1.63ppb
SO2
4.10ppb
NO2
0.11ppm
CO
AQI 24
Good
2.92μg/m³
PM2.5
10.35μg/m³
PM10
26.23ppb
O3
1.62ppb
SO2
4.08ppb
NO2
0.11ppm
CO
AQI 22
Good
2.71μg/m³
PM2.5
10.99μg/m³
PM10
24.06ppb
O3
1.59ppb
SO2
4.08ppb
NO2
0.11ppm
CO
AQI 24
Good
2.85μg/m³
PM2.5
11.75μg/m³
PM10
25.88ppb
O3
1.62ppb
SO2
4.09ppb
NO2
0.11ppm
CO
AQI 24
Good
2.86μg/m³
PM2.5
9.94μg/m³
PM10
26.30ppb
O3
1.62ppb
SO2
4.07ppb
NO2
0.11ppm
CO
AQI 24
Good
2.94μg/m³
PM2.5
9.65μg/m³
PM10
26.25ppb
O3
1.60ppb
SO2
4.05ppb
NO2
0.11ppm
CO
Air quality measurements for Ohio, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Gahanna, Ohio is updated on an hourly basis.
The worst air quality in Gahanna, Ohio was recorded at 01:00:00 on 2025-10-19.
The best air quality in Gahanna, Ohio was recorded at 03:00:00 on 2025-10-18.
The real-time air quality index in Gahanna, Ohio is 60, currently categorized as Moderate.
The most common pollutant in Gahanna, Ohio is PM2.5.
If the air quality in Gahanna, Ohio is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Gahanna, Ohio at present are 14.257 μg/m3.
The current PM10 levels in Gahanna, Ohio are 45.619 μg/m3.
The current carbon monoxide (CO) level in Gahanna, Ohio is 0.223 ppm.
The current sulfur dioxide (SO2) levels in Gahanna, Ohio are 2.044 ppb.
The current ozone (O3) levels at Gahanna, Ohio is 41.024 ppm.
The current nitrogen dioxide (NO2) levels at Gahanna, Ohio is 11.767 ppb.
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