Stay updated with real-time air quality in Hazel Dell, Washington 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
Hazel Dell, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.77 μg/m³
0
55
155
255
425
605+
20.73 ppb
0
55
71
86
201
201+
0.16 ppb
0
36
76
186
605
1005+
5.36 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Hazel Dell, Washington
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AQI 22
Good
4.04μg/m³
PM2.5
17.26μg/m³
PM10
20.25ppb
O3
0.14ppb
SO2
4.62ppb
NO2
0.14ppm
CO
AQI 19
Good
3.25μg/m³
PM2.5
13.91μg/m³
PM10
20.95ppb
O3
0.14ppb
SO2
4.96ppb
NO2
0.15ppm
CO
AQI 19
Good
3.13μg/m³
PM2.5
13.39μg/m³
PM10
21.03ppb
O3
0.14ppb
SO2
4.39ppb
NO2
0.14ppm
CO
AQI 20
Good
2.53μg/m³
PM2.5
10.93μg/m³
PM10
21.56ppb
O3
0.14ppb
SO2
5.91ppb
NO2
0.16ppm
CO
AQI 22
Good
4.07μg/m³
PM2.5
17.41μg/m³
PM10
20.26ppb
O3
0.14ppb
SO2
4.70ppb
NO2
0.14ppm
CO
AQI 19
Good
3.37μg/m³
PM2.5
14.43μg/m³
PM10
20.84ppb
O3
0.14ppb
SO2
4.91ppb
NO2
0.14ppm
CO
Air quality and pollutant data for Washington, 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 Hazel Dell, Washington is updated every hour for accuracy.
In the past 24 hours, the air quality in Hazel Dell, Washington was at its worst at 12:00:00 on 2026-03-14.
In the last 24 hours, the best air quality in Hazel Dell, Washington was observed at 08:00:00 on 2026-03-14.
As of now, the AQI in Hazel Dell, Washington is 19, indicating Good conditions.
Hazel Dell, Washington air has the highest levels of O3.
Poor air quality in Hazel Dell, Washington means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Hazel Dell, Washington are currently 3.143 μg/m3.
The PM10 concentration in Hazel Dell, Washington is 13.475 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hazel Dell, Washington is 0.146 ppm.
Currently, Hazel Dell, Washington has a sulfur dioxide (SO2) concentration of 0.138 ppb.
The current ozone (O3) level in Hazel Dell, Washington at the moment is 21.039 ppm.
Nitrogen dioxide (NO2) level in Hazel Dell, Washington at the moment is 4.963 ppb.
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