Air quality in Salem
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
14.4 µg/m³
WHO guideline 15
PM10
14.5 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
7:00 AM
💨
PM2.5 14.4 µg/m³
56 Moderate
8:00 AM
💨
PM2.5 14.6 µg/m³
56 Moderate
9:00 AM
💨
PM2.5 13.7 µg/m³
54 Moderate
10:00 AM
💨
PM2.5 12.2 µg/m³
51 Moderate
11:00 AM
💨
PM2.5 7.4 µg/m³
31 Good
12:00 PM
💨
PM2.5 6.2 µg/m³
32 Good
1:00 PM
💨
PM2.5 6.3 µg/m³
38 Good
2:00 PM
💨
PM2.5 6.5 µg/m³
43 Good
3:00 PM
💨
PM2.5 6.4 µg/m³
46 Good
4:00 PM
💨
PM2.5 5.9 µg/m³
48 Good
5:00 PM
💨
PM2.5 5.6 µg/m³
47 Good
6:00 PM
💨
PM2.5 5.9 µg/m³
43 Good
Next few days daily max · US EPA AQI
Wed
💨
Moderate · UV Moderate
57
Thu
💨
Moderate · UV Moderate
56
Sat
💨
Moderate · UV Moderate
51
Sun
💨
Good · UV Moderate
40
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain