Stay updated with real-time air quality in Oak Harbor, 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)
26
Good
Oak Harbor, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.00 μg/m³
0
55
155
255
425
605+
27.52 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
7.42 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Oak Harbor, Washington
Oak Harbor, Washington
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AQI 38
Good
6.60μg/m³
PM2.5
29.44μg/m³
PM10
21.40ppb
O3
0.32ppb
SO2
7.77ppb
NO2
0.18ppm
CO
AQI 44
Good
7.72μg/m³
PM2.5
34.10μg/m³
PM10
15.32ppb
O3
0.40ppb
SO2
7.62ppb
NO2
0.18ppm
CO
AQI 49
Good
8.70μg/m³
PM2.5
38.79μg/m³
PM10
24.34ppb
O3
0.36ppb
SO2
6.81ppb
NO2
0.18ppm
CO
AQI 19
Good
2.94μg/m³
PM2.5
12.19μg/m³
PM10
20.34ppb
O3
0.20ppb
SO2
7.42ppb
NO2
0.17ppm
CO
AQI 22
Good
3.52μg/m³
PM2.5
14.92μg/m³
PM10
20.58ppb
O3
0.22ppb
SO2
7.35ppb
NO2
0.17ppm
CO
AQI 22
Good
4.01μg/m³
PM2.5
17.18μg/m³
PM10
20.63ppb
O3
0.23ppb
SO2
7.30ppb
NO2
0.17ppm
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 Oak Harbor, Washington is updated every hour for accuracy.
In the past 24 hours, the air quality in Oak Harbor, Washington was at its worst at 02:00:00 on 2025-10-24.
In the last 24 hours, the best air quality in Oak Harbor, Washington was observed at 04:00:00 on 2025-10-24.
As of now, the AQI in Oak Harbor, Washington is 49, indicating Good conditions.
Oak Harbor, Washington air has the highest levels of PM2.5.
Poor air quality in Oak Harbor, Washington means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Oak Harbor, Washington are currently 9.158 μg/m3.
The PM10 concentration in Oak Harbor, Washington is 40.811 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Oak Harbor, Washington is 0.18 ppm.
Currently, Oak Harbor, Washington has a sulfur dioxide (SO2) concentration of 0.412 ppb.
The current ozone (O3) level in Oak Harbor, Washington at the moment is 20.333 ppm.
Nitrogen dioxide (NO2) level in Oak Harbor, Washington at the moment is 9.19 ppb.
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