Air quality in Saint Simon Mills
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
11.1 µg/m³
WHO guideline 15
PM10
11.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
11:00 PM
💨
PM2.5 11.1 µg/m³
73Moderate
12:00 AM
💨
PM2.5 11.8 µg/m³
65Moderate
1:00 AM
💨
PM2.5 12.3 µg/m³
56Moderate
2:00 AM
💨
PM2.5 12.8 µg/m³
52Moderate
3:00 AM
💨
PM2.5 13.5 µg/m³
54Moderate
4:00 AM
💨
PM2.5 14.2 µg/m³
55Moderate
5:00 AM
💨
PM2.5 15 µg/m³
57Moderate
6:00 AM
💨
PM2.5 15.8 µg/m³
59Moderate
7:00 AM
💨
PM2.5 16.4 µg/m³
60Moderate
8:00 AM
💨
PM2.5 16.8 µg/m³
61Moderate
9:00 AM
💨
PM2.5 17.1 µg/m³
62Moderate
10:00 AM
💨
PM2.5 17.3 µg/m³
62Moderate
Next few days
daily max · US EPA AQI
Mon
💨
Unhealthy for Sensitive Groups · UV Very high
144
Tue
💨
Unhealthy for Sensitive Groups · UV Very high
131
Wed
💨
Moderate · UV Very high
73
Thu
💨
Moderate · UV Very high
73
Fri
💨
Moderate · UV Very high
81