Air quality in City of 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
15.3 µg/m³
WHO guideline 15
PM10
16.7 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
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
3:00 PM
💨
PM2.5 21.8 µg/m³
71 Moderate
4:00 PM
💨
PM2.5 23.7 µg/m³
75 Moderate
5:00 PM
💨
PM2.5 23.5 µg/m³
75 Moderate
6:00 PM
💨
PM2.5 22.2 µg/m³
72 Moderate
7:00 PM
💨
PM2.5 23.1 µg/m³
74 Moderate
8:00 PM
💨
PM2.5 23.5 µg/m³
75 Moderate
9:00 PM
💨
PM2.5 22.9 µg/m³
74 Moderate
10:00 PM
💨
PM2.5 19.8 µg/m³
67 Moderate
11:00 PM
💨
PM2.5 11.6 µg/m³
48 Good
Next few days daily max · US EPA AQI
Fri
💨
Moderate · UV Low
75
Sun
💨
Good · UV Moderate
50
Mon
💨
Moderate · UV Moderate
52
Tue
💨
Good · UV Moderate
34
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain