Stay updated with real-time air quality in Newark, Delaware 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)
33
Good
Newark, Delaware
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.47 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.84 μg/m³
0
55
155
255
425
605+
34.21 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
3.78 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Newark, Delaware
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AQI 33
Good
6.18μg/m³
PM2.5
26.87μg/m³
PM10
34.42ppb
O3
0.49ppb
SO2
4.22ppb
NO2
0.31ppm
CO
AQI 33
Good
5.73μg/m³
PM2.5
22.35μg/m³
PM10
34.00ppb
O3
0.51ppb
SO2
4.64ppb
NO2
0.32ppm
CO
AQI 31
Good
5.48μg/m³
PM2.5
23.76μg/m³
PM10
33.77ppb
O3
0.48ppb
SO2
4.70ppb
NO2
0.31ppm
CO
AQI 33
Good
5.82μg/m³
PM2.5
25.11μg/m³
PM10
34.11ppb
O3
0.49ppb
SO2
4.87ppb
NO2
0.31ppm
CO
AQI 33
Good
5.92μg/m³
PM2.5
26.26μg/m³
PM10
34.33ppb
O3
0.49ppb
SO2
4.37ppb
NO2
0.31ppm
CO
AQI 31
Good
5.41μg/m³
PM2.5
20.76μg/m³
PM10
33.08ppb
O3
0.51ppb
SO2
4.62ppb
NO2
0.32ppm
CO
Air quality measurements for Delaware, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Newark, Delaware is updated on an hourly basis.
The worst air quality in Newark, Delaware was recorded at 01:00:00 on 2026-08-18.
The best air quality in Newark, Delaware was recorded at 05:00:00 on 2026-08-18.
The real-time air quality index in Newark, Delaware is 33, currently categorized as Good.
The most common pollutant in Newark, Delaware is PM2.5.
If the air quality in Newark, Delaware is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Newark, Delaware at present are 6.467 μg/m3.
The current PM10 levels in Newark, Delaware are 28.844 μg/m3.
The current carbon monoxide (CO) level in Newark, Delaware is 0.313 ppm.
The current sulfur dioxide (SO2) levels in Newark, Delaware are 0.494 ppb.
The current ozone (O3) levels at Newark, Delaware is 34.206 ppm.
The current nitrogen dioxide (NO2) levels at Newark, Delaware is 3.782 ppb.
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