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)
38
Good
Hockessin, Delaware
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.96 μg/m³
0
55
155
255
425
605+
35.56 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
16.17 ppb
0
54
101
361
1250
2050+
0.39 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Hockessin, Delaware
Hockessin, Delaware
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AQI 38
Good
7.10μg/m³
PM2.5
30.75μg/m³
PM10
35.91ppb
O3
0.40ppb
SO2
16.51ppb
NO2
0.39ppm
CO
AQI 38
Good
6.71μg/m³
PM2.5
27.64μg/m³
PM10
35.59ppb
O3
0.39ppb
SO2
16.13ppb
NO2
0.39ppm
CO
AQI 33
Good
6.23μg/m³
PM2.5
28.07μg/m³
PM10
36.26ppb
O3
0.38ppb
SO2
16.36ppb
NO2
0.38ppm
CO
AQI 38
Good
7.25μg/m³
PM2.5
20.41μg/m³
PM10
33.49ppb
O3
0.40ppb
SO2
15.95ppb
NO2
0.40ppm
CO
AQI 33
Good
6.49μg/m³
PM2.5
28.15μg/m³
PM10
35.12ppb
O3
0.37ppb
SO2
16.13ppb
NO2
0.38ppm
CO
AQI 38
Good
6.93μg/m³
PM2.5
29.33μg/m³
PM10
32.15ppb
O3
0.32ppb
SO2
15.69ppb
NO2
0.38ppm
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 03:00:00 on 2026-01-22.
In the last 24 hours, the best air quality in Hockessin, Delaware was observed at 07:00:00 on 2026-01-22.
As of now, the AQI in Hockessin, Delaware is 38, 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 6.989 μg/m3.
The PM10 concentration in Hockessin, Delaware is 28.961 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hockessin, Delaware is 0.389 ppm.
Currently, Hockessin, Delaware has a sulfur dioxide (SO2) concentration of 0.395 ppb.
The current ozone (O3) level in Hockessin, Delaware at the moment is 35.565 ppm.
Nitrogen dioxide (NO2) level in Hockessin, Delaware at the moment is 16.173 ppb.
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