Stay updated with real-time air quality in Secaucus, 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)
31
Good
Secaucus, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.37 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.65 μg/m³
0
55
155
255
425
605+
33.90 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
15.53 ppb
0
54
101
361
1250
2050+
0.91 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Secaucus, New Jersey
Secaucus, New Jersey
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AQI 30
Good
4.00μg/m³
PM2.5
17.06μg/m³
PM10
32.06ppb
O3
0.35ppb
SO2
13.74ppb
NO2
0.71ppm
CO
AQI 32
Good
4.52μg/m³
PM2.5
19.33μg/m³
PM10
34.55ppb
O3
0.35ppb
SO2
16.15ppb
NO2
0.99ppm
CO
AQI 30
Good
3.94μg/m³
PM2.5
16.80μg/m³
PM10
31.62ppb
O3
0.35ppb
SO2
13.29ppb
NO2
0.66ppm
CO
AQI 31
Good
4.38μg/m³
PM2.5
18.73μg/m³
PM10
33.84ppb
O3
0.35ppb
SO2
15.45ppb
NO2
0.91ppm
CO
AQI 30
Good
3.94μg/m³
PM2.5
16.80μg/m³
PM10
31.62ppb
O3
0.35ppb
SO2
13.29ppb
NO2
0.66ppm
CO
AQI 33
Good
4.85μg/m³
PM2.5
20.84μg/m³
PM10
35.95ppb
O3
0.36ppb
SO2
17.11ppb
NO2
1.14ppm
CO
Air quality data and pollutant measurements for New Jersey, 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 Secaucus, New Jersey is updated every hour.
The worst air quality in Secaucus, New Jersey in the last 24 hours was observed at 09:00:00 on 2026-04-25.
In the last 24 hrs, the best air quality in Secaucus, New Jersey was observed at 02:00:00 on 2026-04-26.
The current air quality in Secaucus, New Jersey is 31, categorized as Good based on real-time data.
The most common pollutant in Secaucus, New Jersey is O3.
If the air quality in Secaucus, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Secaucus, New Jersey is 4.367 μg/m3.
The current PM10 concentration at Secaucus, New Jersey is 18.651 μg/m3.
The current carbon monoxide (CO) concentration at Secaucus, New Jersey is 0.911 ppm.
The current sulfur dioxide (SO2) concentration at Secaucus, New Jersey is 0.354 ppb.
The current ozone (O3) concentration at Secaucus, New Jersey is 33.896 ppm.
The current nitrogen dioxide (NO2) concentration at Secaucus, New Jersey is 15.525 ppb.
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