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)
19
Good
Cottage Lake, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.24 μg/m³
0
55
155
255
425
605+
21.09 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
17.22 ppb
0
54
101
361
1250
2050+
0.34 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
6.28μg/m³
PM2.5
24.95μg/m³
PM10
12.35ppb
O3
0.21ppb
SO2
16.68ppb
NO2
0.33ppm
CO
AQI 16
Good
3.07μg/m³
PM2.5
15.15μg/m³
PM10
16.04ppb
O3
0.21ppb
SO2
10.28ppb
NO2
0.31ppm
CO
AQI 17
Good
3.20μg/m³
PM2.5
12.61μg/m³
PM10
18.48ppb
O3
0.21ppb
SO2
12.51ppb
NO2
0.31ppm
CO
AQI 16
Good
3.15μg/m³
PM2.5
13.96μg/m³
PM10
14.83ppb
O3
0.21ppb
SO2
13.90ppb
NO2
0.33ppm
CO
AQI 38
Good
6.68μg/m³
PM2.5
23.30μg/m³
PM10
11.78ppb
O3
0.21ppb
SO2
16.07ppb
NO2
0.33ppm
CO
AQI 38
Good
6.52μg/m³
PM2.5
25.68μg/m³
PM10
12.22ppb
O3
0.21ppb
SO2
16.75ppb
NO2
0.33ppm
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 01:00:00 on 2025-12-12.
In the last 24 hours, the best air quality in Cottage Lake, Washington was observed at 02:00:00 on 2025-12-12.
As of now, the AQI in Cottage Lake, Washington is 19, indicating Good conditions.
Cottage Lake, Washington air has the highest levels of O3.
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 2.438 μg/m3.
The PM10 concentration in Cottage Lake, Washington is 9.242 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cottage Lake, Washington is 0.344 ppm.
Currently, Cottage Lake, Washington has a sulfur dioxide (SO2) concentration of 0.469 ppb.
The current ozone (O3) level in Cottage Lake, Washington at the moment is 21.092 ppm.
Nitrogen dioxide (NO2) level in Cottage Lake, Washington at the moment is 17.222 ppb.
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