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)
30
Good
Newark, Delaware
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.05 μg/m³
0
55
155
255
425
605+
32.47 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
4.65 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Newark, Delaware
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AQI 31
Good
2.94μg/m³
PM2.5
12.29μg/m³
PM10
32.80ppb
O3
0.28ppb
SO2
8.09ppb
NO2
0.22ppm
CO
AQI 31
Good
2.78μg/m³
PM2.5
11.69μg/m³
PM10
33.08ppb
O3
0.25ppb
SO2
8.25ppb
NO2
0.22ppm
CO
AQI 32
Good
2.85μg/m³
PM2.5
12.03μg/m³
PM10
35.23ppb
O3
0.29ppb
SO2
7.99ppb
NO2
0.21ppm
CO
AQI 32
Good
2.82μg/m³
PM2.5
11.78μg/m³
PM10
34.52ppb
O3
0.28ppb
SO2
8.13ppb
NO2
0.22ppm
CO
AQI 32
Good
3.28μg/m³
PM2.5
14.28μg/m³
PM10
34.84ppb
O3
0.30ppb
SO2
7.86ppb
NO2
0.21ppm
CO
AQI 31
Good
2.61μg/m³
PM2.5
11.10μg/m³
PM10
34.39ppb
O3
0.26ppb
SO2
8.25ppb
NO2
0.22ppm
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 03:00:00 on 2026-10-22.
The best air quality in Newark, Delaware was recorded at 01:00:00 on 2026-10-22.
The real-time air quality index in Newark, Delaware is 30, currently categorized as Good.
The most common pollutant in Newark, Delaware is O3.
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 2.907 μg/m3.
The current PM10 levels in Newark, Delaware are 12.046 μg/m3.
The current carbon monoxide (CO) level in Newark, Delaware is 0.237 ppm.
The current sulfur dioxide (SO2) levels in Newark, Delaware are 0.272 ppb.
The current ozone (O3) levels at Newark, Delaware is 32.465 ppm.
The current nitrogen dioxide (NO2) levels at Newark, Delaware is 4.648 ppb.
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