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)
33
Good
Washougal, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.06 μg/m³
0
55
155
255
425
605+
28.73 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
12.20 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Washougal, Washington
Washougal, Washington
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AQI 32
Good
3.50μg/m³
PM2.5
16.78μg/m³
PM10
34.98ppb
O3
0.15ppb
SO2
17.16ppb
NO2
0.16ppm
CO
AQI 34
Good
3.42μg/m³
PM2.5
15.51μg/m³
PM10
37.14ppb
O3
0.15ppb
SO2
8.54ppb
NO2
0.16ppm
CO
AQI 32
Good
4.17μg/m³
PM2.5
18.30μg/m³
PM10
34.72ppb
O3
0.15ppb
SO2
5.04ppb
NO2
0.14ppm
CO
AQI 38
Good
7.00μg/m³
PM2.5
30.54μg/m³
PM10
31.55ppb
O3
0.15ppb
SO2
4.97ppb
NO2
0.14ppm
CO
AQI 31
Good
4.22μg/m³
PM2.5
18.48μg/m³
PM10
34.11ppb
O3
0.15ppb
SO2
4.77ppb
NO2
0.14ppm
CO
AQI 31
Good
4.23μg/m³
PM2.5
18.55μg/m³
PM10
33.77ppb
O3
0.15ppb
SO2
4.68ppb
NO2
0.13ppm
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 03:00:00, 2026-04-24.
The best air quality in Washougal, Washington was observed at 05:00:00 on 2026-04-23.
The air quality in Washougal, Washington right now is Good, with an AQI of 35.
In Washougal, Washington, PM10 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 5.883 μg/m3.
Washougal, Washington currently has a PM10 concentration of 38.036 μg/m3.
The current carbon monoxide (CO) level in Washougal, Washington is 0.207 ppm.
The current sulfur dioxide (SO2) concentration in Washougal, Washington is 0.118 ppb.
Washougal, Washington currently has an ozone (O3) concentration of 24.482 ppm.
The current level of nitrogen dioxide (NO2) in Washougal, Washington is 9.785 ppb.
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