Stay updated with real-time air quality in Anacortes, 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)
20
Good
Anacortes, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.30 μg/m³
0
55
155
255
425
605+
21.89 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
4.15 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Anacortes, Washington
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AQI 22
Good
4.39μg/m³
PM2.5
19.60μg/m³
PM10
20.07ppb
O3
0.28ppb
SO2
5.16ppb
NO2
0.18ppm
CO
AQI 27
Good
4.72μg/m³
PM2.5
21.15μg/m³
PM10
20.47ppb
O3
0.28ppb
SO2
5.20ppb
NO2
0.18ppm
CO
AQI 16
Good
3.42μg/m³
PM2.5
7.89μg/m³
PM10
13.64ppb
O3
0.28ppb
SO2
5.24ppb
NO2
0.16ppm
CO
AQI 22
Good
4.13μg/m³
PM2.5
18.34μg/m³
PM10
19.52ppb
O3
0.28ppb
SO2
5.11ppb
NO2
0.18ppm
CO
AQI 16
Good
3.50μg/m³
PM2.5
15.54μg/m³
PM10
13.04ppb
O3
0.29ppb
SO2
4.44ppb
NO2
0.20ppm
CO
AQI 18
Good
2.53μg/m³
PM2.5
10.20μg/m³
PM10
19.26ppb
O3
0.27ppb
SO2
2.65ppb
NO2
0.20ppm
CO
Air quality data and pollutant measurements for Washington, 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 Anacortes, Washington is updated every hour.
The worst air quality in Anacortes, Washington in the last 24 hours was observed at 06:00:00 on 2026-03-06.
In the last 24 hrs, the best air quality in Anacortes, Washington was observed at 09:00:00 on 2026-03-07.
The current air quality in Anacortes, Washington is 20, categorized as Good based on real-time data.
The most common pollutant in Anacortes, Washington is O3.
If the air quality in Anacortes, Washington is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Anacortes, Washington is 3.071 μg/m3.
The current PM10 concentration at Anacortes, Washington is 11.304 μg/m3.
The current carbon monoxide (CO) concentration at Anacortes, Washington is 0.163 ppm.
The current sulfur dioxide (SO2) concentration at Anacortes, Washington is 0.216 ppb.
The current ozone (O3) concentration at Anacortes, Washington is 21.895 ppm.
The current nitrogen dioxide (NO2) concentration at Anacortes, Washington is 4.153 ppb.
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