Stay updated with real-time air quality in Middletown, 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)
22
Good
Middletown, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.25 μg/m³
0
55
155
255
425
605+
21.35 ppb
0
55
71
86
201
201+
1.92 ppb
0
36
76
186
605
1005+
8.19 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Middletown, Ohio
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AQI 22
Good
3.52μg/m³
PM2.5
14.70μg/m³
PM10
21.91ppb
O3
1.87ppb
SO2
8.22ppb
NO2
0.20ppm
CO
AQI 22
Good
3.96μg/m³
PM2.5
17.89μg/m³
PM10
21.98ppb
O3
2.07ppb
SO2
8.23ppb
NO2
0.20ppm
CO
AQI 22
Good
4.16μg/m³
PM2.5
18.75μg/m³
PM10
21.66ppb
O3
1.98ppb
SO2
8.21ppb
NO2
0.20ppm
CO
AQI 20
Good
3.41μg/m³
PM2.5
12.86μg/m³
PM10
22.03ppb
O3
1.83ppb
SO2
8.21ppb
NO2
0.21ppm
CO
AQI 22
Good
3.64μg/m³
PM2.5
15.10μg/m³
PM10
21.69ppb
O3
1.84ppb
SO2
8.18ppb
NO2
0.20ppm
CO
AQI 22
Good
3.92μg/m³
PM2.5
16.15μg/m³
PM10
20.81ppb
O3
1.97ppb
SO2
8.05ppb
NO2
0.20ppm
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 Middletown, Ohio is updated on an hourly basis.
The worst air quality in Middletown, Ohio was recorded at 09:00:00 on 2025-10-21.
The best air quality in Middletown, Ohio was recorded at 10:00:00 on 2025-10-22.
The real-time air quality index in Middletown, Ohio is 22, currently categorized as Good.
The most common pollutant in Middletown, Ohio is PM2.5.
If the air quality in Middletown, Ohio is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Middletown, Ohio at present are 3.674 μg/m3.
The current PM10 levels in Middletown, Ohio are 14.252 μg/m3.
The current carbon monoxide (CO) level in Middletown, Ohio is 0.201 ppm.
The current sulfur dioxide (SO2) levels in Middletown, Ohio are 1.923 ppb.
The current ozone (O3) levels at Middletown, Ohio is 21.346 ppm.
The current nitrogen dioxide (NO2) levels at Middletown, Ohio is 8.19 ppb.
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