Live air quality index in Delaware, Ohio today
Stay updated with real-time air quality in Delaware, 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)
92
Moderate
Delaware, Ohio
Last updated: ... (Local time)
Major air pollutants in Delaware, Ohio
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
30.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
125.18 μg/m³
0
55
155
255
425
605+
Ozone (O3)
51.02 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
1.20 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
11.02 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Delaware, Ohio
Delaware, Ohio
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Delaware, Ohio air quality map: Real-time AQI near you
Air quality in nearby cities
Powell, Ohio
AQI 90
Moderate
29.85μg/m³
PM2.5
112.91μg/m³
PM10
49.87ppb
O3
1.28ppb
SO2
12.97ppb
NO2
0.11ppm
CO
Westerville, Ohio
AQI 92
Moderate
30.77μg/m³
PM2.5
67.14μg/m³
PM10
52.00ppb
O3
1.28ppb
SO2
13.48ppb
NO2
0.15ppm
CO
Dublin, Ohio
AQI 90
Moderate
29.85μg/m³
PM2.5
112.42μg/m³
PM10
49.84ppb
O3
1.28ppb
SO2
13.02ppb
NO2
0.11ppm
CO
Worthington, Ohio
AQI 92
Moderate
30.92μg/m³
PM2.5
85.97μg/m³
PM10
50.46ppb
O3
1.28ppb
SO2
13.26ppb
NO2
0.13ppm
CO
Marysville, Ohio
AQI 82
Moderate
26.20μg/m³
PM2.5
102.67μg/m³
PM10
49.26ppb
O3
1.23ppb
SO2
12.89ppb
NO2
0.19ppm
CO
Upper Arlington, Ohio
AQI 94
Moderate
31.78μg/m³
PM2.5
76.41μg/m³
PM10
50.57ppb
O3
1.29ppb
SO2
13.39ppb
NO2
0.14ppm
CO
How accurate is Ohio, USA air quality data?
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
Frequently asked questions
How frequently is the air quality data for Delaware, Ohio updated?
Air quality data for Delaware, Ohio is updated on an hourly basis.
When did Delaware, Ohio experience the worst air quality in the last 24 hours?
The worst air quality in Delaware, Ohio was recorded at 04:00:00 on 2025-06-04.
When did Delaware, Ohio have its best air quality in the last 24 hours?
The best air quality in Delaware, Ohio was recorded at 04:00:00 on 2025-06-03.
What is the real-time air quality index for Delaware, Ohio?
The real-time air quality index in Delaware, Ohio is 92, currently categorized as Moderate.
Which pollutant is found most often in Delaware, Ohio?
The most common pollutant in Delaware, Ohio is PM2.5.
What can I do if the air quality in Delaware, Ohio is poor?
If the air quality in Delaware, Ohio is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Delaware, Ohio?
The measured PM2.5 levels in Delaware, Ohio at present are 30.733 μg/m3.
What are the current PM10 levels at Delaware, Ohio?
The current PM10 levels in Delaware, Ohio are 125.176 μg/m3.
What are the current carbon monoxide (CO) levels at Delaware, Ohio?
The current carbon monoxide (CO) level in Delaware, Ohio is 0.15 ppm.
What are the current sulfur dioxide (SO2) levels at Delaware, Ohio?
The current sulfur dioxide (SO2) levels in Delaware, Ohio are 1.203 ppb.
What are the current ozone (O3) levels at Delaware, Ohio?
The current ozone (O3) levels at Delaware, Ohio is 51.017 ppm.
What are the current nitrogen dioxide (NO2) levels at Delaware, Ohio?
The current nitrogen dioxide (NO2) levels at Delaware, Ohio is 11.021 ppb.
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