Stay updated with real-time air quality in Wilmington, 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)
44
Good
Wilmington, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.59 μg/m³
0
55
155
255
425
605+
48.08 ppb
0
55
71
86
201
201+
1.86 ppb
0
36
76
186
605
1005+
6.95 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Wilmington, Ohio
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AQI 47
Good
4.80μg/m³
PM2.5
14.11μg/m³
PM10
50.94ppb
O3
2.04ppb
SO2
7.04ppb
NO2
0.12ppm
CO
AQI 43
Good
4.90μg/m³
PM2.5
15.58μg/m³
PM10
45.89ppb
O3
1.75ppb
SO2
7.98ppb
NO2
0.12ppm
CO
AQI 44
Good
5.00μg/m³
PM2.5
16.24μg/m³
PM10
48.18ppb
O3
1.84ppb
SO2
7.60ppb
NO2
0.12ppm
CO
AQI 43
Good
4.74μg/m³
PM2.5
18.29μg/m³
PM10
45.57ppb
O3
2.09ppb
SO2
6.10ppb
NO2
0.12ppm
CO
AQI 46
Good
4.87μg/m³
PM2.5
16.55μg/m³
PM10
50.08ppb
O3
2.07ppb
SO2
7.11ppb
NO2
0.12ppm
CO
AQI 45
Good
4.34μg/m³
PM2.5
13.74μg/m³
PM10
48.98ppb
O3
1.74ppb
SO2
7.88ppb
NO2
0.12ppm
CO
The air quality data for Ohio, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Wilmington, Ohio are available every hour.
Wilmington, Ohio experienced its worst air quality at 09:00:00, 2026-07-23.
The best air quality in Wilmington, Ohio was observed at 03:00:00 on 2026-07-23.
The air quality in Wilmington, Ohio right now is Good, with an AQI of 44.
In Wilmington, Ohio, O3 is the most frequently found pollutant.
When air quality in Wilmington, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
Wilmington, Ohio currently has a PM2.5 concentration of 5.313 μg/m3.
Wilmington, Ohio currently has a PM10 concentration of 19.588 μg/m3.
The current carbon monoxide (CO) level in Wilmington, Ohio is 0.278 ppm.
The current sulfur dioxide (SO2) concentration in Wilmington, Ohio is 1.865 ppb.
Wilmington, Ohio currently has an ozone (O3) concentration of 48.08 ppm.
The current level of nitrogen dioxide (NO2) in Wilmington, Ohio is 6.953 ppb.
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