Air quality in Sammamish
The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.
PM2.5
8.1 µg/m³
WHO guideline 15
PM10
8.4 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
3:00 AM
💨
PM2.5 8.1 µg/m³
34 Good
4:00 AM
💨
PM2.5 7.6 µg/m³
32 Good
5:00 AM
💨
PM2.5 7 µg/m³
29 Good
6:00 AM
💨
PM2.5 7.8 µg/m³
33 Good
7:00 AM
💨
PM2.5 8.9 µg/m³
37 Good
8:00 AM
💨
PM2.5 9.7 µg/m³
40 Good
9:00 AM
💨
PM2.5 9.9 µg/m³
41 Good
10:00 AM
💨
PM2.5 11.1 µg/m³
46 Good
11:00 AM
💨
PM2.5 13.1 µg/m³
53 Moderate
12:00 PM
💨
PM2.5 15.3 µg/m³
58 Moderate
1:00 PM
💨
PM2.5 16.9 µg/m³
61 Moderate
2:00 PM
💨
PM2.5 18.6 µg/m³
65 Moderate
Next few days daily max · US EPA AQI
Fri
💨
Moderate · UV Low
75
Sun
💨
Good · UV Moderate
50
Mon
💨
Moderate · UV Low
52
Tue
💨
Good · UV Moderate
34
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain