Stay updated with real-time air quality in Bear, 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
Bear, Delaware
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
23.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
95.56 μg/m³
0
55
155
255
425
605+
5.94 ppb
0
55
71
86
201
201+
0.70 ppb
0
36
76
186
605
1005+
15.99 ppb
0
54
101
361
1250
2050+
0.65 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Bear, Delaware
Bear, Delaware
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AQI 88
Moderate
28.82μg/m³
PM2.5
119.76μg/m³
PM10
9.43ppb
O3
0.72ppb
SO2
16.67ppb
NO2
0.65ppm
CO
AQI 79
Moderate
23.60μg/m³
PM2.5
98.53μg/m³
PM10
4.68ppb
O3
0.70ppb
SO2
16.06ppb
NO2
0.65ppm
CO
AQI 94
Moderate
31.75μg/m³
PM2.5
137.11μg/m³
PM10
10.80ppb
O3
0.75ppb
SO2
17.08ppb
NO2
0.65ppm
CO
AQI 84
Moderate
27.18μg/m³
PM2.5
101.14μg/m³
PM10
11.80ppb
O3
0.67ppb
SO2
16.68ppb
NO2
0.66ppm
CO
AQI 84
Moderate
26.50μg/m³
PM2.5
80.84μg/m³
PM10
8.79ppb
O3
0.49ppb
SO2
16.58ppb
NO2
0.67ppm
CO
AQI 79
Moderate
24.28μg/m³
PM2.5
105.56μg/m³
PM10
10.94ppb
O3
0.76ppb
SO2
16.21ppb
NO2
0.65ppm
CO
Air quality data and pollutant measurements for Delaware, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Bear, Delaware is updated every hour.
The worst air quality in Bear, Delaware in the last 24 hours was observed at 03:00:00 on 2025-12-07.
In the last 24 hrs, the best air quality in Bear, Delaware was observed at 07:00:00 on 2025-12-06.
The current air quality in Bear, Delaware is 77, categorized as Moderate based on real-time data.
The most common pollutant in Bear, Delaware is PM2.5.
If the air quality in Bear, Delaware is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Bear, Delaware is 23.448 μg/m3.
The current PM10 concentration at Bear, Delaware is 95.557 μg/m3.
The current carbon monoxide (CO) concentration at Bear, Delaware is 0.653 ppm.
The current sulfur dioxide (SO2) concentration at Bear, Delaware is 0.703 ppb.
The current ozone (O3) concentration at Bear, Delaware is 5.939 ppm.
The current nitrogen dioxide (NO2) concentration at Bear, Delaware is 15.993 ppb.
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