Stay updated with real-time air quality in Trenton, 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)
56
Moderate
Trenton, Ohio
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.14 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
55.82 μg/m³
0
55
155
255
425
605+
26.19 ppb
0
55
71
86
201
201+
1.02 ppb
0
36
76
186
605
1005+
9.71 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Trenton, Ohio
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AQI 56
Moderate
11.64μg/m³
PM2.5
35.96μg/m³
PM10
31.54ppb
O3
1.03ppb
SO2
8.35ppb
NO2
0.23ppm
CO
AQI 58
Moderate
12.62μg/m³
PM2.5
50.67μg/m³
PM10
32.93ppb
O3
1.03ppb
SO2
8.79ppb
NO2
0.23ppm
CO
AQI 52
Moderate
10.32μg/m³
PM2.5
25.32μg/m³
PM10
18.66ppb
O3
1.23ppb
SO2
12.43ppb
NO2
0.26ppm
CO
AQI 56
Moderate
12.21μg/m³
PM2.5
38.74μg/m³
PM10
32.31ppb
O3
1.03ppb
SO2
8.50ppb
NO2
0.23ppm
CO
AQI 52
Moderate
10.48μg/m³
PM2.5
27.95μg/m³
PM10
19.49ppb
O3
1.24ppb
SO2
12.29ppb
NO2
0.26ppm
CO
AQI 56
Moderate
12.01μg/m³
PM2.5
48.70μg/m³
PM10
31.89ppb
O3
1.15ppb
SO2
9.83ppb
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 Trenton, Ohio is updated every hour.
The worst air quality in Trenton, Ohio in the last 24 hours was observed at 03:00:00 on 2026-06-08.
In the last 24 hrs, the best air quality in Trenton, Ohio was observed at 05:00:00 on 2026-06-08.
The current air quality in Trenton, Ohio is 58, categorized as Moderate based on real-time data.
The most common pollutant in Trenton, Ohio is PM2.5.
If the air quality in Trenton, Ohio is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Trenton, Ohio is 12.557 μg/m3.
The current PM10 concentration at Trenton, Ohio is 54.893 μg/m3.
The current carbon monoxide (CO) concentration at Trenton, Ohio is 0.233 ppm.
The current sulfur dioxide (SO2) concentration at Trenton, Ohio is 1.021 ppb.
The current ozone (O3) concentration at Trenton, Ohio is 32.502 ppm.
The current nitrogen dioxide (NO2) concentration at Trenton, Ohio is 8.746 ppb.
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