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)
52
Moderate
Port Angeles, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
43.96 μg/m³
0
55
155
255
425
605+
11.21 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
5.37 ppb
0
54
101
361
1250
2050+
0.24 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 27
Good
4.53μg/m³
PM2.5
20.13μg/m³
PM10
12.72ppb
O3
0.55ppb
SO2
12.34ppb
NO2
0.33ppm
CO
AQI 33
Good
6.33μg/m³
PM2.5
23.17μg/m³
PM10
13.89ppb
O3
0.53ppb
SO2
12.39ppb
NO2
0.32ppm
CO
AQI 38
Good
7.06μg/m³
PM2.5
35.39μg/m³
PM10
12.35ppb
O3
0.34ppb
SO2
12.84ppb
NO2
0.35ppm
CO
AQI 38
Good
6.62μg/m³
PM2.5
23.76μg/m³
PM10
6.47ppb
O3
0.41ppb
SO2
12.59ppb
NO2
0.37ppm
CO
AQI 27
Good
4.67μg/m³
PM2.5
20.05μg/m³
PM10
2.61ppb
O3
0.47ppb
SO2
13.06ppb
NO2
0.28ppm
CO
AQI 44
Good
8.39μg/m³
PM2.5
34.73μg/m³
PM10
4.78ppb
O3
0.48ppb
SO2
12.89ppb
NO2
0.38ppm
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 07:00:00, 2026-10-07.
The best air quality in Port Angeles, Washington was observed at 12:00:00 on 2026-10-08.
The air quality in Port Angeles, Washington right now is Good, with an AQI of 38.
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 6.799 μg/m3.
Port Angeles, Washington currently has a PM10 concentration of 29.998 μg/m3.
The current carbon monoxide (CO) level in Port Angeles, Washington is 0.275 ppm.
The current sulfur dioxide (SO2) concentration in Port Angeles, Washington is 0.595 ppb.
Port Angeles, Washington currently has an ozone (O3) concentration of 6.406 ppm.
The current level of nitrogen dioxide (NO2) in Port Angeles, Washington is 5.825 ppb.
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