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
3.26 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.43 μg/m³
0
55
155
255
425
605+
47.15 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
2.69 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hockessin, Delaware
Hockessin, Delaware
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AQI 44
Good
3.19μg/m³
PM2.5
13.76μg/m³
PM10
47.76ppb
O3
0.23ppb
SO2
2.72ppb
NO2
0.22ppm
CO
AQI 44
Good
3.32μg/m³
PM2.5
13.59μg/m³
PM10
47.23ppb
O3
0.23ppb
SO2
2.63ppb
NO2
0.22ppm
CO
AQI 44
Good
3.56μg/m³
PM2.5
15.83μg/m³
PM10
48.47ppb
O3
0.24ppb
SO2
2.56ppb
NO2
0.22ppm
CO
AQI 42
Good
3.67μg/m³
PM2.5
9.83μg/m³
PM10
45.07ppb
O3
0.22ppb
SO2
2.75ppb
NO2
0.23ppm
CO
AQI 44
Good
3.39μg/m³
PM2.5
14.64μg/m³
PM10
47.88ppb
O3
0.24ppb
SO2
2.57ppb
NO2
0.22ppm
CO
AQI 44
Good
3.27μg/m³
PM2.5
14.00μg/m³
PM10
47.51ppb
O3
0.24ppb
SO2
2.64ppb
NO2
0.22ppm
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 09:00:00 on 2026-07-22.
In the last 24 hours, the best air quality in Hockessin, Delaware was observed at 12:00:00 on 2026-07-23.
As of now, the AQI in Hockessin, Delaware is 44, indicating Good conditions.
Hockessin, Delaware air has the highest levels of O3.
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 3.263 μg/m3.
The PM10 concentration in Hockessin, Delaware is 13.426 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hockessin, Delaware is 0.219 ppm.
Currently, Hockessin, Delaware has a sulfur dioxide (SO2) concentration of 0.232 ppb.
The current ozone (O3) level in Hockessin, Delaware at the moment is 47.151 ppm.
Nitrogen dioxide (NO2) level in Hockessin, Delaware at the moment is 2.688 ppb.
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