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)
27
Good
Cottage Lake, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.67 μg/m³
0
55
155
255
425
605+
13.65 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
9.40 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Cottage Lake, Washington
Cottage Lake, Washington
Scroll To Air Quality MapLoading...
AQI 22
Good
3.83μg/m³
PM2.5
15.35μg/m³
PM10
16.73ppb
O3
0.68ppb
SO2
9.98ppb
NO2
0.20ppm
CO
AQI 22
Good
4.13μg/m³
PM2.5
19.81μg/m³
PM10
15.05ppb
O3
0.60ppb
SO2
10.65ppb
NO2
0.20ppm
CO
AQI 22
Good
3.83μg/m³
PM2.5
13.84μg/m³
PM10
15.04ppb
O3
0.61ppb
SO2
10.28ppb
NO2
0.19ppm
CO
AQI 22
Good
3.98μg/m³
PM2.5
16.64μg/m³
PM10
16.89ppb
O3
0.66ppb
SO2
9.59ppb
NO2
0.19ppm
CO
AQI 22
Good
4.05μg/m³
PM2.5
16.43μg/m³
PM10
15.83ppb
O3
0.67ppb
SO2
10.29ppb
NO2
0.21ppm
CO
AQI 22
Good
3.83μg/m³
PM2.5
15.42μg/m³
PM10
16.56ppb
O3
0.68ppb
SO2
10.04ppb
NO2
0.20ppm
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 03:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Cottage Lake, Washington was observed at 08:00:00 on 2026-10-22.
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 4.916 μg/m3.
The PM10 concentration in Cottage Lake, Washington is 17.666 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cottage Lake, Washington is 0.195 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 13.651 ppm.
Nitrogen dioxide (NO2) level in Cottage Lake, Washington at the moment is 9.402 ppb.
All Rights Reserved © Ambee Inc. 2025