Stay updated with real-time air quality in Denville, 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)
35
Good
Denville, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.72 μg/m³
0
55
155
255
425
605+
37.57 ppb
0
55
71
86
201
201+
1.27 ppb
0
36
76
186
605
1005+
12.61 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Denville, New Jersey
Denville, New Jersey
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AQI 40
Good
5.03μg/m³
PM2.5
21.92μg/m³
PM10
42.62ppb
O3
1.24ppb
SO2
3.16ppb
NO2
0.23ppm
CO
AQI 35
Good
5.37μg/m³
PM2.5
22.79μg/m³
PM10
37.96ppb
O3
1.36ppb
SO2
10.54ppb
NO2
0.23ppm
CO
AQI 33
Good
5.97μg/m³
PM2.5
26.46μg/m³
PM10
33.53ppb
O3
1.36ppb
SO2
10.86ppb
NO2
0.23ppm
CO
AQI 34
Good
6.05μg/m³
PM2.5
27.70μg/m³
PM10
37.19ppb
O3
1.35ppb
SO2
10.99ppb
NO2
0.23ppm
CO
AQI 33
Good
5.88μg/m³
PM2.5
29.04μg/m³
PM10
35.89ppb
O3
1.31ppb
SO2
11.93ppb
NO2
0.23ppm
CO
AQI 36
Good
5.99μg/m³
PM2.5
26.55μg/m³
PM10
38.75ppb
O3
1.26ppb
SO2
11.69ppb
NO2
0.22ppm
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 Denville, New Jersey are available every hour.
Denville, New Jersey experienced its worst air quality at 12:00:00, 2026-06-18.
The best air quality in Denville, New Jersey was observed at 11:00:00 on 2026-06-17.
The air quality in Denville, New Jersey right now is Good, with an AQI of 35.
In Denville, New Jersey, O3 is the most frequently found pollutant.
When air quality in Denville, New Jersey is compromised, staying indoors and wearing a mask can reduce health risks.
Denville, New Jersey currently has a PM2.5 concentration of 5.96 μg/m3.
Denville, New Jersey currently has a PM10 concentration of 23.72 μg/m3.
The current carbon monoxide (CO) level in Denville, New Jersey is 0.223 ppm.
The current sulfur dioxide (SO2) concentration in Denville, New Jersey is 1.275 ppb.
Denville, New Jersey currently has an ozone (O3) concentration of 37.569 ppm.
The current level of nitrogen dioxide (NO2) in Denville, New Jersey is 12.608 ppb.
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