Stay updated with real-time air quality in Hamilton, 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)
82
Moderate
Hamilton, Ohio
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
26.42 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
111.00 μg/m³
0
55
155
255
425
605+
46.95 ppb
0
55
71
86
201
201+
1.40 ppb
0
36
76
186
605
1005+
5.02 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Hamilton, Ohio
Hamilton, Ohio
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AQI 81
Moderate
25.17μg/m³
PM2.5
87.25μg/m³
PM10
48.69ppb
O3
1.08ppb
SO2
6.58ppb
NO2
0.25ppm
CO
AQI 84
Moderate
26.85μg/m³
PM2.5
104.14μg/m³
PM10
40.46ppb
O3
1.00ppb
SO2
6.87ppb
NO2
0.24ppm
CO
AQI 81
Moderate
25.21μg/m³
PM2.5
94.17μg/m³
PM10
43.79ppb
O3
1.23ppb
SO2
6.82ppb
NO2
0.25ppm
CO
AQI 81
Moderate
25.10μg/m³
PM2.5
97.04μg/m³
PM10
42.35ppb
O3
1.25ppb
SO2
6.89ppb
NO2
0.24ppm
CO
AQI 79
Moderate
24.24μg/m³
PM2.5
102.82μg/m³
PM10
40.54ppb
O3
1.25ppb
SO2
7.31ppb
NO2
0.26ppm
CO
AQI 84
Moderate
27.02μg/m³
PM2.5
94.19μg/m³
PM10
40.61ppb
O3
1.01ppb
SO2
6.87ppb
NO2
0.24ppm
CO
Air quality data and pollutant measurements for Ohio, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Hamilton, Ohio is updated every hour.
The worst air quality in Hamilton, Ohio in the last 24 hours was observed at 02:00:00 on 2025-06-04.
In the last 24 hrs, the best air quality in Hamilton, Ohio was observed at 03:00:00 on 2025-06-03.
The current air quality in Hamilton, Ohio is 82, categorized as Moderate based on real-time data.
The most common pollutant in Hamilton, Ohio is PM2.5.
If the air quality in Hamilton, Ohio is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Hamilton, Ohio is 26.418 μg/m3.
The current PM10 concentration at Hamilton, Ohio is 110.996 μg/m3.
The current carbon monoxide (CO) concentration at Hamilton, Ohio is 0.21 ppm.
The current sulfur dioxide (SO2) concentration at Hamilton, Ohio is 1.398 ppb.
The current ozone (O3) concentration at Hamilton, Ohio is 46.948 ppm.
The current nitrogen dioxide (NO2) concentration at Hamilton, Ohio is 5.018 ppb.
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