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
5.33 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.32 μg/m³
0
55
155
255
425
605+
47.03 ppb
0
55
71
86
201
201+
1.55 ppb
0
36
76
186
605
1005+
5.34 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Wilmington, Ohio
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AQI 44
Good
5.19μg/m³
PM2.5
14.05μg/m³
PM10
47.84ppb
O3
1.59ppb
SO2
6.39ppb
NO2
0.16ppm
CO
AQI 37
Good
4.01μg/m³
PM2.5
17.52μg/m³
PM10
39.84ppb
O3
1.74ppb
SO2
6.71ppb
NO2
0.15ppm
CO
AQI 37
Good
4.87μg/m³
PM2.5
19.67μg/m³
PM10
39.56ppb
O3
1.69ppb
SO2
6.63ppb
NO2
0.16ppm
CO
AQI 37
Good
5.64μg/m³
PM2.5
21.05μg/m³
PM10
40.25ppb
O3
1.46ppb
SO2
6.22ppb
NO2
0.18ppm
CO
AQI 42
Good
4.79μg/m³
PM2.5
15.97μg/m³
PM10
44.55ppb
O3
1.58ppb
SO2
6.41ppb
NO2
0.17ppm
CO
AQI 36
Good
5.09μg/m³
PM2.5
19.11μg/m³
PM10
39.30ppb
O3
1.76ppb
SO2
6.71ppb
NO2
0.16ppm
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 07:00:00, 2026-08-18.
The best air quality in Wilmington, Ohio was observed at 02:00:00 on 2026-08-18.
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 5.335 μg/m3.
Wilmington, Ohio currently has a PM10 concentration of 17.325 μg/m3.
The current carbon monoxide (CO) level in Wilmington, Ohio is 0.158 ppm.
The current sulfur dioxide (SO2) concentration in Wilmington, Ohio is 1.555 ppb.
Wilmington, Ohio currently has an ozone (O3) concentration of 47.028 ppm.
The current level of nitrogen dioxide (NO2) in Wilmington, Ohio is 5.337 ppb.
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