Air quality in Northridge
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
11.6 µg/m³
WHO guideline 15
PM10
16.4 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 PM
💨
PM2.5 11.6 µg/m³
85Moderate
1:00 PM
💨
PM2.5 11.8 µg/m³
99Moderate
2:00 PM
💨
PM2.5 12.9 µg/m³
106Unhealthy for Sensitive Groups
3:00 PM
💨
PM2.5 12.9 µg/m³
104Unhealthy for Sensitive Groups
4:00 PM
💨
PM2.5 12.5 µg/m³
96Moderate
5:00 PM
💨
PM2.5 12.1 µg/m³
83Moderate
6:00 PM
💨
PM2.5 12 µg/m³
68Moderate
7:00 PM
💨
PM2.5 12.5 µg/m³
52Moderate
8:00 PM
💨
PM2.5 13.7 µg/m³
54Moderate
9:00 PM
💨
PM2.5 15.4 µg/m³
58Moderate
10:00 PM
💨
PM2.5 17.2 µg/m³
62Moderate
11:00 PM
💨
PM2.5 19.7 µg/m³
67Moderate
Next few days
daily max · US EPA AQI
Sun
💨
Unhealthy for Sensitive Groups · UV Very high
106
Mon
💨
Moderate · UV Very high
86
Tue
💨
Unhealthy for Sensitive Groups · UV Very high
103
Wed
💨
Unhealthy for Sensitive Groups · UV Very high
113
Thu
💨
Moderate · UV Very high
65