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

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.16 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.82 μg/m³
0
55
155
255
425
605+
33.20 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
1.87 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Dover, New Jersey
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AQI 30
Good
3.48μg/m³
PM2.5
5.58μg/m³
PM10
31.96ppb
O3
0.53ppb
SO2
3.65ppb
NO2
0.15ppm
CO
AQI 30
Good
4.17μg/m³
PM2.5
15.14μg/m³
PM10
32.14ppb
O3
0.55ppb
SO2
3.63ppb
NO2
0.14ppm
CO
AQI 30
Good
3.38μg/m³
PM2.5
5.59μg/m³
PM10
31.94ppb
O3
0.51ppb
SO2
3.69ppb
NO2
0.15ppm
CO
AQI 31
Good
4.49μg/m³
PM2.5
15.04μg/m³
PM10
32.77ppb
O3
0.59ppb
SO2
3.80ppb
NO2
0.14ppm
CO
AQI 30
Good
3.91μg/m³
PM2.5
7.29μg/m³
PM10
31.95ppb
O3
0.49ppb
SO2
3.58ppb
NO2
0.15ppm
CO
AQI 30
Good
5.32μg/m³
PM2.5
24.13μg/m³
PM10
32.37ppb
O3
0.54ppb
SO2
3.45ppb
NO2
0.15ppm
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 Dover, New Jersey is updated every hour for accuracy.
In the past 24 hours, the air quality in Dover, New Jersey was at its worst at 09:00:00 on 2026-01-23.
In the last 24 hours, the best air quality in Dover, New Jersey was observed at 03:00:00 on 2026-01-23.
As of now, the AQI in Dover, New Jersey is 30, indicating Good conditions.
Dover, New Jersey air has the highest levels of O3.
Poor air quality in Dover, New Jersey means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Dover, New Jersey are currently 3.48 μg/m3.
The PM10 concentration in Dover, New Jersey is 5.575 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Dover, New Jersey is 0.147 ppm.
Currently, Dover, New Jersey has a sulfur dioxide (SO2) concentration of 0.527 ppb.
The current ozone (O3) level in Dover, New Jersey at the moment is 31.964 ppm.
Nitrogen dioxide (NO2) level in Dover, New Jersey at the moment is 3.648 ppb.
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