Stay updated with real-time air quality in Washougal, 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)
27
Good
Washougal, Washington
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.14 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.67 μg/m³
0
55
155
255
425
605+
20.72 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
5.08 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Washougal, Washington
Washougal, Washington
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AQI 23
Good
3.30μg/m³
PM2.5
14.50μg/m³
PM10
24.91ppb
O3
0.28ppb
SO2
3.39ppb
NO2
0.10ppm
CO
AQI 23
Good
3.30μg/m³
PM2.5
10.28μg/m³
PM10
24.92ppb
O3
0.28ppb
SO2
2.98ppb
NO2
0.10ppm
CO
AQI 22
Good
2.81μg/m³
PM2.5
12.00μg/m³
PM10
24.13ppb
O3
0.28ppb
SO2
2.91ppb
NO2
0.10ppm
CO
AQI 23
Good
3.27μg/m³
PM2.5
14.67μg/m³
PM10
24.97ppb
O3
0.28ppb
SO2
2.39ppb
NO2
0.10ppm
CO
AQI 22
Good
3.08μg/m³
PM2.5
13.27μg/m³
PM10
24.39ppb
O3
0.28ppb
SO2
2.67ppb
NO2
0.10ppm
CO
AQI 22
Good
3.17μg/m³
PM2.5
13.66μg/m³
PM10
24.50ppb
O3
0.28ppb
SO2
2.59ppb
NO2
0.10ppm
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 Washougal, Washington are available every hour.
Washougal, Washington experienced its worst air quality at 04:00:00, 2025-07-20.
The best air quality in Washougal, Washington was observed at 05:00:00 on 2025-07-19.
The air quality in Washougal, Washington right now is Good, with an AQI of 26.
In Washougal, Washington, O3 is the most frequently found pollutant.
When air quality in Washougal, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
Washougal, Washington currently has a PM2.5 concentration of 3.448 μg/m3.
Washougal, Washington currently has a PM10 concentration of 16.853 μg/m3.
The current carbon monoxide (CO) level in Washougal, Washington is 0.1 ppm.
The current sulfur dioxide (SO2) concentration in Washougal, Washington is 0.239 ppb.
Washougal, Washington currently has an ozone (O3) concentration of 28.118 ppm.
The current level of nitrogen dioxide (NO2) in Washougal, Washington is 2.431 ppb.
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