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)
34
Good
Denville, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.90 μg/m³
0
55
155
255
425
605+
37.16 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
7.67 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Denville, New Jersey
Denville, New Jersey
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AQI 36
Good
4.43μg/m³
PM2.5
17.79μg/m³
PM10
38.63ppb
O3
0.42ppb
SO2
7.81ppb
NO2
0.28ppm
CO
AQI 34
Good
4.77μg/m³
PM2.5
13.30μg/m³
PM10
36.60ppb
O3
0.41ppb
SO2
7.90ppb
NO2
0.28ppm
CO
AQI 33
Good
4.71μg/m³
PM2.5
17.52μg/m³
PM10
36.33ppb
O3
0.41ppb
SO2
7.83ppb
NO2
0.29ppm
CO
AQI 33
Good
4.68μg/m³
PM2.5
16.62μg/m³
PM10
36.26ppb
O3
0.41ppb
SO2
7.64ppb
NO2
0.29ppm
CO
AQI 36
Good
4.76μg/m³
PM2.5
13.22μg/m³
PM10
38.59ppb
O3
0.41ppb
SO2
7.84ppb
NO2
0.28ppm
CO
AQI 33
Good
4.74μg/m³
PM2.5
17.47μg/m³
PM10
36.31ppb
O3
0.41ppb
SO2
8.19ppb
NO2
0.28ppm
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 11:00:00, 2026-04-24.
The best air quality in Denville, New Jersey was observed at 02:00:00 on 2026-04-25.
The air quality in Denville, New Jersey right now is Good, with an AQI of 34.
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 4.479 μg/m3.
Denville, New Jersey currently has a PM10 concentration of 17.897 μg/m3.
The current carbon monoxide (CO) level in Denville, New Jersey is 0.278 ppm.
The current sulfur dioxide (SO2) concentration in Denville, New Jersey is 0.413 ppb.
Denville, New Jersey currently has an ozone (O3) concentration of 37.157 ppm.
The current level of nitrogen dioxide (NO2) in Denville, New Jersey is 7.668 ppb.
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