Air quality in Altona
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
9.3 µg/m³
WHO guideline 15
PM10
9.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
6:00 PM
💨
PM2.5 9.3 µg/m³
41Good
7:00 PM
💨
PM2.5 9.9 µg/m³
41Good
8:00 PM
💨
PM2.5 10.2 µg/m³
43Good
9:00 PM
💨
PM2.5 10.2 µg/m³
43Good
10:00 PM
💨
PM2.5 10.3 µg/m³
43Good
11:00 PM
💨
PM2.5 10.4 µg/m³
43Good
12:00 AM
💨
PM2.5 10.6 µg/m³
44Good
1:00 AM
💨
PM2.5 10.8 µg/m³
45Good
2:00 AM
💨
PM2.5 11.3 µg/m³
47Good
3:00 AM
💨
PM2.5 11.9 µg/m³
50Good
4:00 AM
💨
PM2.5 12.5 µg/m³
52Moderate
5:00 AM
💨
PM2.5 12.6 µg/m³
52Moderate
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Moderate
53
Fri
💨
Moderate · UV Moderate
52