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)
28
Good
Cottage Lake, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.36 μg/m³
0
55
155
255
425
605+
30.26 ppb
0
55
71
86
201
201+
0.12 ppb
0
36
76
186
605
1005+
8.22 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Cottage Lake, Washington
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AQI 27
Good
1.78μg/m³
PM2.5
5.95μg/m³
PM10
29.14ppb
O3
0.12ppb
SO2
9.98ppb
NO2
0.19ppm
CO
AQI 29
Good
1.17μg/m³
PM2.5
4.70μg/m³
PM10
30.82ppb
O3
0.12ppb
SO2
7.65ppb
NO2
0.18ppm
CO
AQI 27
Good
2.57μg/m³
PM2.5
7.81μg/m³
PM10
28.85ppb
O3
0.12ppb
SO2
8.08ppb
NO2
0.18ppm
CO
AQI 28
Good
1.21μg/m³
PM2.5
4.74μg/m³
PM10
30.29ppb
O3
0.12ppb
SO2
8.76ppb
NO2
0.19ppm
CO
AQI 27
Good
2.01μg/m³
PM2.5
6.39μg/m³
PM10
29.31ppb
O3
0.12ppb
SO2
9.85ppb
NO2
0.20ppm
CO
AQI 27
Good
1.79μg/m³
PM2.5
5.92μg/m³
PM10
29.00ppb
O3
0.12ppb
SO2
10.14ppb
NO2
0.19ppm
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 10:00:00 on 2026-03-12.
In the last 24 hours, the best air quality in Cottage Lake, Washington was observed at 11:00:00 on 2026-03-13.
As of now, the AQI in Cottage Lake, Washington is 28, 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 1.616 μg/m3.
The PM10 concentration in Cottage Lake, Washington is 8.357 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cottage Lake, Washington is 0.183 ppm.
Currently, Cottage Lake, Washington has a sulfur dioxide (SO2) concentration of 0.118 ppb.
The current ozone (O3) level in Cottage Lake, Washington at the moment is 30.256 ppm.
Nitrogen dioxide (NO2) level in Cottage Lake, Washington at the moment is 8.22 ppb.
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