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)
26
Good
Hockessin, Delaware
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.73 μg/m³
0
55
155
255
425
605+
28.09 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
3.79 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hockessin, Delaware
Hockessin, Delaware
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AQI 28
Good
3.95μg/m³
PM2.5
17.23μg/m³
PM10
29.90ppb
O3
0.49ppb
SO2
2.29ppb
NO2
0.21ppm
CO
AQI 28
Good
3.98μg/m³
PM2.5
15.67μg/m³
PM10
29.68ppb
O3
0.47ppb
SO2
2.42ppb
NO2
0.21ppm
CO
AQI 27
Good
4.54μg/m³
PM2.5
19.77μg/m³
PM10
28.86ppb
O3
0.38ppb
SO2
2.24ppb
NO2
0.21ppm
CO
AQI 30
Good
3.63μg/m³
PM2.5
8.02μg/m³
PM10
31.82ppb
O3
0.60ppb
SO2
2.86ppb
NO2
0.21ppm
CO
AQI 28
Good
4.18μg/m³
PM2.5
17.72μg/m³
PM10
29.50ppb
O3
0.37ppb
SO2
2.35ppb
NO2
0.21ppm
CO
AQI 28
Good
3.77μg/m³
PM2.5
16.02μg/m³
PM10
30.37ppb
O3
0.33ppb
SO2
2.54ppb
NO2
0.21ppm
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 08:00:00 on 2026-06-07.
In the last 24 hours, the best air quality in Hockessin, Delaware was observed at 08:00:00 on 2026-06-08.
As of now, the AQI in Hockessin, Delaware is 28, 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 3.889 μg/m3.
The PM10 concentration in Hockessin, Delaware is 15.512 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hockessin, Delaware is 0.212 ppm.
Currently, Hockessin, Delaware has a sulfur dioxide (SO2) concentration of 0.501 ppb.
The current ozone (O3) level in Hockessin, Delaware at the moment is 29.868 ppm.
Nitrogen dioxide (NO2) level in Hockessin, Delaware at the moment is 2.42 ppb.
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