Stay updated with real-time air quality in New Jersey, USA 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)
19
Good
New Jersey, USA
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.22 μg/m³
0
55
155
255
425
605+
20.42 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
5.91 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
New Jersey, USA
New Jersey, USA
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 20
Good
2.07μg/m³
PM2.5
8.61μg/m³
PM10
22.21ppb
O3
0.60ppb
SO2
3.80ppb
NO2
0.23ppm
CO
AQI 20
Good
1.71μg/m³
PM2.5
7.00μg/m³
PM10
21.89ppb
O3
0.56ppb
SO2
5.63ppb
NO2
0.27ppm
CO
AQI 21
Good
0.90μg/m³
PM2.5
2.55μg/m³
PM10
22.73ppb
O3
0.70ppb
SO2
3.91ppb
NO2
0.27ppm
CO
AQI 18
Good
3.10μg/m³
PM2.5
11.66μg/m³
PM10
19.36ppb
O3
0.35ppb
SO2
3.55ppb
NO2
0.17ppm
CO
AQI 21
Good
2.29μg/m³
PM2.5
9.76μg/m³
PM10
22.82ppb
O3
0.70ppb
SO2
5.64ppb
NO2
0.24ppm
CO
AQI 22
Good
1.55μg/m³
PM2.5
6.58μg/m³
PM10
24.28ppb
O3
0.42ppb
SO2
5.12ppb
NO2
0.29ppm
CO
Air quality and pollutant data for New Jersey, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for New Jersey, USA is updated every hour for accuracy.
In the past 24 hours, the air quality in New Jersey, USA was at its worst at 03:00:00 on 2026-09-28.
In the last 24 hours, the best air quality in New Jersey, USA was observed at 11:00:00 on 2026-09-28.
As of now, the AQI in New Jersey, USA is 19, indicating Good conditions.
New Jersey, USA air has the highest levels of O3.
Poor air quality in New Jersey, USA means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in New Jersey, USA are currently 1.735 μg/m3.
The PM10 concentration in New Jersey, USA is 7.182 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in New Jersey, USA is 0.28 ppm.
Currently, New Jersey, USA has a sulfur dioxide (SO2) concentration of 0.769 ppb.
The current ozone (O3) level in New Jersey, USA at the moment is 21.122 ppm.
Nitrogen dioxide (NO2) level in New Jersey, USA at the moment is 6.169 ppb.
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