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)
22
Good
Hockessin, Delaware
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.34 μg/m³
0
55
155
255
425
605+
19.38 ppb
0
55
71
86
201
201+
0.18 ppb
0
36
76
186
605
1005+
8.84 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hockessin, Delaware
Hockessin, Delaware
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AQI 22
Good
4.46μg/m³
PM2.5
19.06μg/m³
PM10
21.80ppb
O3
0.19ppb
SO2
8.84ppb
NO2
0.27ppm
CO
AQI 27
Good
4.54μg/m³
PM2.5
18.45μg/m³
PM10
18.14ppb
O3
0.18ppb
SO2
8.77ppb
NO2
0.27ppm
CO
AQI 22
Good
4.50μg/m³
PM2.5
19.98μg/m³
PM10
16.36ppb
O3
0.19ppb
SO2
8.62ppb
NO2
0.27ppm
CO
AQI 27
Good
4.62μg/m³
PM2.5
10.20μg/m³
PM10
18.02ppb
O3
0.15ppb
SO2
9.05ppb
NO2
0.27ppm
CO
AQI 22
Good
4.38μg/m³
PM2.5
18.74μg/m³
PM10
15.95ppb
O3
0.19ppb
SO2
8.63ppb
NO2
0.27ppm
CO
AQI 22
Good
3.86μg/m³
PM2.5
16.21μg/m³
PM10
13.04ppb
O3
0.19ppb
SO2
8.68ppb
NO2
0.27ppm
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 2025-10-21.
In the last 24 hours, the best air quality in Hockessin, Delaware was observed at 07:00:00 on 2025-10-21.
As of now, the AQI in Hockessin, Delaware is 22, 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 4.48 μg/m3.
The PM10 concentration in Hockessin, Delaware is 18.342 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hockessin, Delaware is 0.271 ppm.
Currently, Hockessin, Delaware has a sulfur dioxide (SO2) concentration of 0.179 ppb.
The current ozone (O3) level in Hockessin, Delaware at the moment is 19.377 ppm.
Nitrogen dioxide (NO2) level in Hockessin, Delaware at the moment is 8.839 ppb.
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