Stay updated with real-time air quality in Vandalia, 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)
45
Good
Vandalia, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.34 μg/m³
0
55
155
255
425
605+
48.72 ppb
0
55
71
86
201
201+
2.04 ppb
0
36
76
186
605
1005+
7.29 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Vandalia, Ohio
Vandalia, Ohio
Scroll To Air Quality MapLoading...
AQI 40
Good
5.04μg/m³
PM2.5
20.98μg/m³
PM10
42.56ppb
O3
2.16ppb
SO2
7.14ppb
NO2
0.12ppm
CO
AQI 45
Good
4.89μg/m³
PM2.5
16.78μg/m³
PM10
48.93ppb
O3
2.07ppb
SO2
7.28ppb
NO2
0.12ppm
CO
AQI 44
Good
4.83μg/m³
PM2.5
13.42μg/m³
PM10
48.25ppb
O3
1.94ppb
SO2
7.51ppb
NO2
0.12ppm
CO
AQI 42
Good
4.53μg/m³
PM2.5
13.69μg/m³
PM10
44.69ppb
O3
2.00ppb
SO2
7.46ppb
NO2
0.12ppm
CO
AQI 44
Good
4.82μg/m³
PM2.5
12.89μg/m³
PM10
48.34ppb
O3
1.91ppb
SO2
7.50ppb
NO2
0.12ppm
CO
AQI 44
Good
4.54μg/m³
PM2.5
16.27μg/m³
PM10
48.36ppb
O3
1.94ppb
SO2
7.54ppb
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 Vandalia, Ohio are available every hour.
Vandalia, Ohio experienced its worst air quality at 09:00:00, 2026-07-23.
The best air quality in Vandalia, Ohio was observed at 03:00:00 on 2026-07-23.
The air quality in Vandalia, Ohio right now is Good, with an AQI of 45.
In Vandalia, Ohio, O3 is the most frequently found pollutant.
When air quality in Vandalia, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
Vandalia, Ohio currently has a PM2.5 concentration of 4.551 μg/m3.
Vandalia, Ohio currently has a PM10 concentration of 13.342 μg/m3.
The current carbon monoxide (CO) level in Vandalia, Ohio is 0.121 ppm.
The current sulfur dioxide (SO2) concentration in Vandalia, Ohio is 2.04 ppb.
Vandalia, Ohio currently has an ozone (O3) concentration of 48.722 ppm.
The current level of nitrogen dioxide (NO2) in Vandalia, Ohio is 7.293 ppb.
All Rights Reserved © Ambee Inc. 2025