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)
77
Moderate
Hockessin, Delaware
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.06 μg/m³
0
55
155
255
425
605+
62.76 ppb
0
55
71
86
201
201+
0.28 ppb
0
36
76
186
605
1005+
10.38 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Hockessin, Delaware
Hockessin, Delaware
Scroll To Air Quality MapLoading...
AQI 80
Moderate
8.50μg/m³
PM2.5
37.55μg/m³
PM10
64.19ppb
O3
0.29ppb
SO2
11.21ppb
NO2
0.24ppm
CO
AQI 74
Moderate
9.19μg/m³
PM2.5
39.29μg/m³
PM10
62.08ppb
O3
0.28ppb
SO2
8.93ppb
NO2
0.24ppm
CO
AQI 77
Moderate
10.30μg/m³
PM2.5
45.56μg/m³
PM10
62.65ppb
O3
0.29ppb
SO2
6.16ppb
NO2
0.24ppm
CO
AQI 58
Moderate
8.03μg/m³
PM2.5
23.92μg/m³
PM10
57.36ppb
O3
0.21ppb
SO2
9.40ppb
NO2
0.24ppm
CO
AQI 74
Moderate
9.64μg/m³
PM2.5
41.75μg/m³
PM10
61.74ppb
O3
0.29ppb
SO2
6.29ppb
NO2
0.24ppm
CO
AQI 71
Moderate
8.77μg/m³
PM2.5
37.42μg/m³
PM10
60.53ppb
O3
0.25ppb
SO2
5.88ppb
NO2
0.24ppm
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 2026-04-23.
In the last 24 hours, the best air quality in Hockessin, Delaware was observed at 07:00:00 on 2026-04-23.
As of now, the AQI in Hockessin, Delaware is 77, indicating Moderate 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 8.812 μg/m3.
The PM10 concentration in Hockessin, Delaware is 38.064 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hockessin, Delaware is 0.24 ppm.
Currently, Hockessin, Delaware has a sulfur dioxide (SO2) concentration of 0.282 ppb.
The current ozone (O3) level in Hockessin, Delaware at the moment is 62.755 ppm.
Nitrogen dioxide (NO2) level in Hockessin, Delaware at the moment is 10.385 ppb.
All Rights Reserved © Ambee Inc. 2025