Stay updated with real-time air quality in Cottage Lake, 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)
26
Good
Cottage Lake, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.21 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.33 μg/m³
0
55
155
255
425
605+
27.55 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
6.97 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cottage Lake, Washington
Cottage Lake, Washington
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AQI 33
Good
6.45μg/m³
PM2.5
26.97μg/m³
PM10
19.61ppb
O3
0.32ppb
SO2
15.84ppb
NO2
0.18ppm
CO
AQI 27
Good
5.45μg/m³
PM2.5
17.75μg/m³
PM10
20.75ppb
O3
0.24ppb
SO2
15.94ppb
NO2
0.18ppm
CO
AQI 27
Good
5.47μg/m³
PM2.5
21.36μg/m³
PM10
15.84ppb
O3
0.24ppb
SO2
13.83ppb
NO2
0.18ppm
CO
AQI 27
Good
5.41μg/m³
PM2.5
22.40μg/m³
PM10
19.04ppb
O3
0.31ppb
SO2
15.75ppb
NO2
0.19ppm
CO
AQI 33
Good
5.87μg/m³
PM2.5
25.99μg/m³
PM10
20.41ppb
O3
0.31ppb
SO2
15.79ppb
NO2
0.18ppm
CO
AQI 33
Good
6.49μg/m³
PM2.5
27.36μg/m³
PM10
19.78ppb
O3
0.32ppb
SO2
15.84ppb
NO2
0.18ppm
CO
Air quality and pollutant data for Washington, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Cottage Lake, Washington is updated every hour for accuracy.
In the past 24 hours, the air quality in Cottage Lake, Washington was at its worst at 07:00:00 on 2025-10-24.
In the last 24 hours, the best air quality in Cottage Lake, Washington was observed at 04:00:00 on 2025-10-24.
As of now, the AQI in Cottage Lake, Washington is 27, indicating Good conditions.
Cottage Lake, Washington air has the highest levels of PM2.5.
Poor air quality in Cottage Lake, Washington means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Cottage Lake, Washington are currently 5.497 μg/m3.
The PM10 concentration in Cottage Lake, Washington is 17.93 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cottage Lake, Washington is 0.177 ppm.
Currently, Cottage Lake, Washington has a sulfur dioxide (SO2) concentration of 0.242 ppb.
The current ozone (O3) level in Cottage Lake, Washington at the moment is 17.83 ppm.
Nitrogen dioxide (NO2) level in Cottage Lake, Washington at the moment is 16.199 ppb.
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