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
9.6 µg/m³
WHO guideline 15
PM10
9.7 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
1:00 AM
💨
PM2.5 9.6 µg/m³
40 Good
2:00 AM
💨
PM2.5 9.6 µg/m³
40 Good
3:00 AM
💨
PM2.5 9.5 µg/m³
40 Good
4:00 AM
💨
PM2.5 9.3 µg/m³
39 Good
5:00 AM
💨
PM2.5 9.2 µg/m³
38 Good
6:00 AM
💨
PM2.5 9.3 µg/m³
39 Good
7:00 AM
💨
PM2.5 9.4 µg/m³
39 Good
8:00 AM
💨
PM2.5 10.1 µg/m³
42 Good
9:00 AM
💨
PM2.5 9.9 µg/m³
41 Good
10:00 AM
💨
PM2.5 5.1 µg/m³
32 Good
11:00 AM
💨
PM2.5 3.4 µg/m³
40 Good
12:00 PM
💨
PM2.5 3.2 µg/m³
43 Good
Next few days daily max · US EPA AQI
Wed
💨
Moderate · UV Moderate
51
Thu
💨
Moderate · UV Moderate
53
Fri
💨
Moderate · UV Moderate
58
Sat
💨
Good · UV Moderate
46
Sun
💨
Good · UV Moderate
40
JavaScript is needed for the map — the city links below work without it.
Precip NEXRAD · NOAA Temp Wind Clouds Terrain