Stay updated with real-time air quality in Port Angeles, 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)
16
Good
Port Angeles, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.99 μg/m³
0
55
155
255
425
605+
9.67 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
3.22 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Port Angeles, Washington
Port Angeles, Washington
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AQI 16
Good
2.61μg/m³
PM2.5
11.03μg/m³
PM10
8.27ppb
O3
0.33ppb
SO2
6.37ppb
NO2
0.15ppm
CO
AQI 16
Good
2.84μg/m³
PM2.5
11.31μg/m³
PM10
5.95ppb
O3
0.32ppb
SO2
9.32ppb
NO2
0.16ppm
CO
AQI 16
Good
3.12μg/m³
PM2.5
13.07μg/m³
PM10
10.53ppb
O3
0.32ppb
SO2
10.00ppb
NO2
0.16ppm
CO
AQI 12
Good
2.10μg/m³
PM2.5
11.07μg/m³
PM10
9.99ppb
O3
0.32ppb
SO2
13.35ppb
NO2
0.13ppm
CO
AQI 22
Good
4.26μg/m³
PM2.5
18.40μg/m³
PM10
5.94ppb
O3
0.19ppb
SO2
9.50ppb
NO2
0.19ppm
CO
AQI 11
Good
2.12μg/m³
PM2.5
8.44μg/m³
PM10
10.59ppb
O3
0.30ppb
SO2
12.27ppb
NO2
0.12ppm
CO
The air quality data for Washington, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Port Angeles, Washington are available every hour.
Port Angeles, Washington experienced its worst air quality at 05:00:00, 2026-07-13.
The best air quality in Port Angeles, Washington was observed at 02:00:00 on 2026-07-13.
The air quality in Port Angeles, Washington right now is Good, with an AQI of 16.
In Port Angeles, Washington, PM2.5 is the most frequently found pollutant.
When air quality in Port Angeles, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
Port Angeles, Washington currently has a PM2.5 concentration of 3.299 μg/m3.
Port Angeles, Washington currently has a PM10 concentration of 14.994 μg/m3.
The current carbon monoxide (CO) level in Port Angeles, Washington is 0.14 ppm.
The current sulfur dioxide (SO2) concentration in Port Angeles, Washington is 0.361 ppb.
Port Angeles, Washington currently has an ozone (O3) concentration of 9.672 ppm.
The current level of nitrogen dioxide (NO2) in Port Angeles, Washington is 3.218 ppb.
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