Stay updated with real-time air quality in Hockessin, 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)
44
Good
Hockessin, Delaware
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.64 μg/m³
0
55
155
255
425
605+
16.67 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
17.07 ppb
0
54
101
361
1250
2050+
0.33 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hockessin, Delaware
Hockessin, Delaware
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AQI 23
Good
4.00μg/m³
PM2.5
17.66μg/m³
PM10
24.93ppb
O3
0.30ppb
SO2
14.41ppb
NO2
0.29ppm
CO
AQI 33
Good
6.24μg/m³
PM2.5
26.48μg/m³
PM10
24.44ppb
O3
0.27ppb
SO2
14.83ppb
NO2
0.29ppm
CO
AQI 49
Good
9.10μg/m³
PM2.5
40.55μg/m³
PM10
26.06ppb
O3
0.28ppb
SO2
13.93ppb
NO2
0.29ppm
CO
AQI 27
Good
4.89μg/m³
PM2.5
14.37μg/m³
PM10
17.42ppb
O3
0.21ppb
SO2
17.02ppb
NO2
0.29ppm
CO
AQI 44
Good
8.48μg/m³
PM2.5
37.17μg/m³
PM10
24.32ppb
O3
0.28ppb
SO2
14.02ppb
NO2
0.29ppm
CO
AQI 38
Good
6.94μg/m³
PM2.5
29.89μg/m³
PM10
20.09ppb
O3
0.28ppb
SO2
14.04ppb
NO2
0.28ppm
CO
Air quality and pollutant data for Delaware, 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 Hockessin, Delaware is updated every hour for accuracy.
In the past 24 hours, the air quality in Hockessin, Delaware was at its worst at 02:00:00 on 2025-11-06.
In the last 24 hours, the best air quality in Hockessin, Delaware was observed at 01:00:00 on 2025-11-07.
As of now, the AQI in Hockessin, Delaware is 44, indicating Good conditions.
Hockessin, Delaware air has the highest levels of PM2.5.
Poor air quality in Hockessin, Delaware means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Hockessin, Delaware are currently 7.572 μg/m3.
The PM10 concentration in Hockessin, Delaware is 29.637 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hockessin, Delaware is 0.332 ppm.
Currently, Hockessin, Delaware has a sulfur dioxide (SO2) concentration of 0.339 ppb.
The current ozone (O3) level in Hockessin, Delaware at the moment is 16.673 ppm.
Nitrogen dioxide (NO2) level in Hockessin, Delaware at the moment is 17.075 ppb.
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