Stay updated with real-time air quality in Trenton, New Jersey 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)
64
Moderate
Trenton, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
15.71 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
70.05 μg/m³
0
55
155
255
425
605+
54.12 ppb
0
55
71
86
201
201+
0.85 ppb
0
36
76
186
605
1005+
1.12 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Trenton, New Jersey
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AQI 52
Moderate
9.81μg/m³
PM2.5
43.34μg/m³
PM10
16.88ppb
O3
1.00ppb
SO2
7.87ppb
NO2
0.47ppm
CO
AQI 44
Good
7.87μg/m³
PM2.5
34.98μg/m³
PM10
15.56ppb
O3
1.02ppb
SO2
7.65ppb
NO2
0.47ppm
CO
AQI 49
Good
8.55μg/m³
PM2.5
37.64μg/m³
PM10
18.04ppb
O3
1.00ppb
SO2
7.69ppb
NO2
0.47ppm
CO
AQI 49
Good
9.37μg/m³
PM2.5
40.06μg/m³
PM10
20.98ppb
O3
0.97ppb
SO2
8.74ppb
NO2
0.48ppm
CO
AQI 49
Good
9.03μg/m³
PM2.5
39.33μg/m³
PM10
20.64ppb
O3
0.99ppb
SO2
7.92ppb
NO2
0.47ppm
CO
AQI 49
Good
9.42μg/m³
PM2.5
39.82μg/m³
PM10
18.39ppb
O3
1.00ppb
SO2
8.01ppb
NO2
0.47ppm
CO
The air quality data for New Jersey, 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 Trenton, New Jersey are available every hour.
Trenton, New Jersey experienced its worst air quality at 08:00:00, 2026-08-08.
The best air quality in Trenton, New Jersey was observed at 08:00:00 on 2026-08-09.
The air quality in Trenton, New Jersey right now is Moderate, with an AQI of 52.
In Trenton, New Jersey, PM2.5 is the most frequently found pollutant.
When air quality in Trenton, New Jersey is compromised, staying indoors and wearing a mask can reduce health risks.
Trenton, New Jersey currently has a PM2.5 concentration of 10.396 μg/m3.
Trenton, New Jersey currently has a PM10 concentration of 45.981 μg/m3.
The current carbon monoxide (CO) level in Trenton, New Jersey is 0.471 ppm.
The current sulfur dioxide (SO2) concentration in Trenton, New Jersey is 1.006 ppb.
Trenton, New Jersey currently has an ozone (O3) concentration of 16.748 ppm.
The current level of nitrogen dioxide (NO2) in Trenton, New Jersey is 7.833 ppb.
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