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)
22
Good
Trenton, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.41 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.02 μg/m³
0
55
155
255
425
605+
22.57 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
6.90 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Trenton, New Jersey
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AQI 44
Good
7.51μg/m³
PM2.5
31.14μg/m³
PM10
6.67ppb
O3
0.31ppb
SO2
16.66ppb
NO2
0.30ppm
CO
AQI 44
Good
7.82μg/m³
PM2.5
34.05μg/m³
PM10
2.23ppb
O3
0.31ppb
SO2
16.40ppb
NO2
0.30ppm
CO
AQI 38
Good
7.44μg/m³
PM2.5
26.01μg/m³
PM10
10.98ppb
O3
0.31ppb
SO2
16.48ppb
NO2
0.30ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
26.43μg/m³
PM10
18.13ppb
O3
0.33ppb
SO2
17.95ppb
NO2
0.30ppm
CO
AQI 38
Good
7.09μg/m³
PM2.5
19.75μg/m³
PM10
18.24ppb
O3
0.32ppb
SO2
16.82ppb
NO2
0.30ppm
CO
AQI 38
Good
7.21μg/m³
PM2.5
12.99μg/m³
PM10
16.83ppb
O3
0.32ppb
SO2
18.29ppb
NO2
0.30ppm
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 12:00:00, 2026-03-14.
The best air quality in Trenton, New Jersey was observed at 12:00:00 on 2026-03-14.
The air quality in Trenton, New Jersey right now is Good, with an AQI of 22.
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 4.405 μg/m3.
Trenton, New Jersey currently has a PM10 concentration of 19.023 μg/m3.
The current carbon monoxide (CO) level in Trenton, New Jersey is 0.236 ppm.
The current sulfur dioxide (SO2) concentration in Trenton, New Jersey is 0.295 ppb.
Trenton, New Jersey currently has an ozone (O3) concentration of 22.566 ppm.
The current level of nitrogen dioxide (NO2) in Trenton, New Jersey is 6.904 ppb.
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