Stay updated with real-time air quality in SedroWoolley, 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)
30
Good
SedroWoolley, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.23 μg/m³
0
55
155
255
425
605+
31.71 ppb
0
55
71
86
201
201+
0.30 ppb
0
36
76
186
605
1005+
6.90 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
SedroWoolley, Washington
SedroWoolley, Washington
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AQI 20
Good
2.46μg/m³
PM2.5
10.74μg/m³
PM10
22.17ppb
O3
0.25ppb
SO2
9.00ppb
NO2
0.17ppm
CO
AQI 19
Good
2.12μg/m³
PM2.5
9.27μg/m³
PM10
21.43ppb
O3
0.25ppb
SO2
8.74ppb
NO2
0.17ppm
CO
AQI 19
Good
1.82μg/m³
PM2.5
8.09μg/m³
PM10
20.70ppb
O3
0.23ppb
SO2
8.72ppb
NO2
0.17ppm
CO
AQI 27
Good
5.02μg/m³
PM2.5
21.85μg/m³
PM10
28.06ppb
O3
0.34ppb
SO2
8.41ppb
NO2
0.15ppm
CO
AQI 27
Good
3.02μg/m³
PM2.5
12.06μg/m³
PM10
29.14ppb
O3
0.21ppb
SO2
6.99ppb
NO2
0.20ppm
CO
AQI 25
Good
2.98μg/m³
PM2.5
17.65μg/m³
PM10
26.74ppb
O3
0.25ppb
SO2
8.54ppb
NO2
0.18ppm
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 Sedrowoolley, Washington are available every hour.
Sedrowoolley, Washington experienced its worst air quality at 11:00:00, 2025-10-24.
The best air quality in Sedrowoolley, Washington was observed at 04:00:00 on 2025-10-24.
The air quality in Sedrowoolley, Washington right now is Good, with an AQI of 20.
In Sedrowoolley, Washington, O3 is the most frequently found pollutant.
When air quality in Sedrowoolley, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
Sedrowoolley, Washington currently has a PM2.5 concentration of 2.462 μg/m3.
Sedrowoolley, Washington currently has a PM10 concentration of 10.744 μg/m3.
The current carbon monoxide (CO) level in Sedrowoolley, Washington is 0.173 ppm.
The current sulfur dioxide (SO2) concentration in Sedrowoolley, Washington is 0.252 ppb.
Sedrowoolley, Washington currently has an ozone (O3) concentration of 22.166 ppm.
The current level of nitrogen dioxide (NO2) in Sedrowoolley, Washington is 9.003 ppb.
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