Dover, Delaware live air quality index now
Stay updated with real-time air quality in Dover, 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)
22
Good
Dover, Delaware
Last updated: ... (Local time)
Major air pollutants in Dover, Delaware
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
4.01 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
18.02 μg/m³
0
55
155
255
425
605+
Ozone (O3)
11.93 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.33 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
4.49 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Dover, Delaware
Dover, Delaware
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Air quality in nearby cities
Smyrna, Delaware
AQI 16
Good
3.43μg/m³
PM2.5
16.57μg/m³
PM10
13.54ppb
O3
0.36ppb
SO2
7.55ppb
NO2
0.39ppm
CO
Milford, Delaware
AQI 22
Good
4.49μg/m³
PM2.5
20.96μg/m³
PM10
13.98ppb
O3
0.27ppb
SO2
4.23ppb
NO2
0.38ppm
CO
Middletown, Delaware
AQI 27
Good
5.45μg/m³
PM2.5
24.30μg/m³
PM10
6.94ppb
O3
0.39ppb
SO2
9.41ppb
NO2
0.39ppm
CO
Bridgeton, New Jersey
AQI 12
Good
2.48μg/m³
PM2.5
10.63μg/m³
PM10
13.46ppb
O3
0.41ppb
SO2
4.59ppb
NO2
0.42ppm
CO
Millville, New Jersey
AQI 16
Good
1.19μg/m³
PM2.5
5.38μg/m³
PM10
16.80ppb
O3
0.43ppb
SO2
2.10ppb
NO2
0.43ppm
CO
Glasgow, Delaware
AQI 33
Good
5.65μg/m³
PM2.5
24.64μg/m³
PM10
7.17ppb
O3
0.40ppb
SO2
9.55ppb
NO2
0.39ppm
CO
How accurate is Delaware, USA air quality data?
Air quality data and pollutant measurements for Delaware, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
Frequently asked questions
How often is the air quality data for Dover, Delaware updated?
The air quality for Dover, Delaware is updated every hour.
When was the worst air quality at Dover, Delaware in the last 24 hrs?
The worst air quality in Dover, Delaware in the last 24 hours was observed at 07:00:00 on 2026-09-06.
When was the best air quality at Dover, Delaware in the last 24 hrs?
In the last 24 hrs, the best air quality in Dover, Delaware was observed at 10:00:00 on 2026-09-07.
What is the current air quality in Dover, Delaware?
The current air quality in Dover, Delaware is 22, categorized as Good based on real-time data.
What pollutant is the most common in Dover, Delaware?
The most common pollutant in Dover, Delaware is PM2.5.
What should I do if the air quality in Dover, Delaware is poor?
If the air quality in Dover, Delaware is poor, consider staying indoors and wearing a mask to protect yourself.
What is the current concentration of PM2.5 in Dover, Delaware?
The current PM2.5 concentration at Dover, Delaware is 4.006 μg/m3.
What is the current concentration of PM10 in Dover, Delaware?
The current PM10 concentration at Dover, Delaware is 18.025 μg/m3.
What is the current concentration of carbon monoxide (CO) in Dover, Delaware?
The current carbon monoxide (CO) concentration at Dover, Delaware is 0.381 ppm.
What is the current concentration of sulfur dioxide (SO2) in Dover, Delaware?
The current sulfur dioxide (SO2) concentration at Dover, Delaware is 0.329 ppb.
What is the current concentration of ozone (O3) in Dover, Delaware?
The current ozone (O3) concentration at Dover, Delaware is 11.925 ppm.
What is the current concentration of nitrogen dioxide (NO2) in Dover, Delaware?
The current nitrogen dioxide (NO2) concentration at Dover, Delaware is 4.493 ppb.
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