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
2.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.60 μg/m³
0
55
155
255
425
605+
28.25 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
4.26 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Cottage Lake, Washington
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AQI 25
Good
1.50μg/m³
PM2.5
6.25μg/m³
PM10
27.29ppb
O3
0.31ppb
SO2
7.04ppb
NO2
0.23ppm
CO
AQI 27
Good
2.72μg/m³
PM2.5
14.45μg/m³
PM10
28.92ppb
O3
0.29ppb
SO2
4.38ppb
NO2
0.22ppm
CO
AQI 24
Good
1.95μg/m³
PM2.5
7.35μg/m³
PM10
25.98ppb
O3
0.28ppb
SO2
2.58ppb
NO2
0.22ppm
CO
AQI 24
Good
1.10μg/m³
PM2.5
4.46μg/m³
PM10
26.20ppb
O3
0.30ppb
SO2
5.75ppb
NO2
0.23ppm
CO
AQI 25
Good
1.70μg/m³
PM2.5
7.10μg/m³
PM10
27.28ppb
O3
0.30ppb
SO2
5.93ppb
NO2
0.23ppm
CO
AQI 25
Good
1.50μg/m³
PM2.5
6.23μg/m³
PM10
27.34ppb
O3
0.31ppb
SO2
7.02ppb
NO2
0.23ppm
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 2026-03-05.
In the last 24 hours, the best air quality in Cottage Lake, Washington was observed at 07:00:00 on 2026-03-05.
As of now, the AQI in Cottage Lake, Washington is 26, 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 2.135 μg/m3.
The PM10 concentration in Cottage Lake, Washington is 8.602 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cottage Lake, Washington is 0.223 ppm.
Currently, Cottage Lake, Washington has a sulfur dioxide (SO2) concentration of 0.286 ppb.
The current ozone (O3) level in Cottage Lake, Washington at the moment is 28.249 ppm.
Nitrogen dioxide (NO2) level in Cottage Lake, Washington at the moment is 4.265 ppb.
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