Air quality in Norco
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
13 µg/m³
WHO guideline 15
PM10
14.2 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 AM
💨
PM2.5 13 µg/m³
53Moderate
1:00 AM
💨
PM2.5 13.1 µg/m³
53Moderate
2:00 AM
💨
PM2.5 13.3 µg/m³
54Moderate
3:00 AM
💨
PM2.5 13.4 µg/m³
54Moderate
4:00 AM
💨
PM2.5 13.2 µg/m³
53Moderate
5:00 AM
💨
PM2.5 11.5 µg/m³
48Good
6:00 AM
💨
PM2.5 9.2 µg/m³
38Good
7:00 AM
💨
PM2.5 7.1 µg/m³
32Good
8:00 AM
💨
PM2.5 6.3 µg/m³
33Good
9:00 AM
💨
PM2.5 6.1 µg/m³
33Good
10:00 AM
💨
PM2.5 6.4 µg/m³
35Good
11:00 AM
💨
PM2.5 6.3 µg/m³
41Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Very high
75
Fri
💨
Moderate · UV Very high
66
Sat
💨
Unhealthy for Sensitive Groups · UV Very high
129
Sun
💨
Moderate · UV High
88
Mon
💨
Moderate · UV High
75