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)
31
Good
Hockessin, Delaware
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.10 μg/m³
0
55
155
255
425
605+
34.39 ppb
0
55
71
86
201
201+
0.26 ppb
0
36
76
186
605
1005+
8.25 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Hockessin, Delaware
Hockessin, Delaware
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AQI 33
Good
2.48μg/m³
PM2.5
10.64μg/m³
PM10
35.56ppb
O3
0.30ppb
SO2
7.83ppb
NO2
0.22ppm
CO
AQI 31
Good
2.77μg/m³
PM2.5
11.46μg/m³
PM10
34.16ppb
O3
0.28ppb
SO2
7.73ppb
NO2
0.22ppm
CO
AQI 33
Good
2.82μg/m³
PM2.5
12.07μg/m³
PM10
35.72ppb
O3
0.30ppb
SO2
7.43ppb
NO2
0.22ppm
CO
AQI 25
Good
2.50μg/m³
PM2.5
8.25μg/m³
PM10
26.73ppb
O3
0.21ppb
SO2
8.41ppb
NO2
0.23ppm
CO
AQI 32
Good
2.87μg/m³
PM2.5
12.03μg/m³
PM10
34.85ppb
O3
0.30ppb
SO2
7.52ppb
NO2
0.22ppm
CO
AQI 31
Good
2.72μg/m³
PM2.5
10.99μg/m³
PM10
33.75ppb
O3
0.30ppb
SO2
7.79ppb
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 07:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Hockessin, Delaware was observed at 02:00:00 on 2026-10-22.
As of now, the AQI in Hockessin, Delaware is 31, 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 2.609 μg/m3.
The PM10 concentration in Hockessin, Delaware is 11.102 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hockessin, Delaware is 0.221 ppm.
Currently, Hockessin, Delaware has a sulfur dioxide (SO2) concentration of 0.257 ppb.
The current ozone (O3) level in Hockessin, Delaware at the moment is 34.393 ppm.
Nitrogen dioxide (NO2) level in Hockessin, Delaware at the moment is 8.25 ppb.
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