Air quality in Riverdale
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
14.8 µg/m³
WHO guideline 15
PM10
40 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
2:00 AM
💨
PM2.5 14.8 µg/m³
57Moderate
3:00 AM
💨
PM2.5 15 µg/m³
57Moderate
4:00 AM
💨
PM2.5 14.7 µg/m³
56Moderate
5:00 AM
💨
PM2.5 14.3 µg/m³
56Moderate
6:00 AM
💨
PM2.5 14 µg/m³
55Moderate
7:00 AM
💨
PM2.5 13.7 µg/m³
54Moderate
8:00 AM
💨
PM2.5 13.7 µg/m³
54Moderate
9:00 AM
💨
PM2.5 14.6 µg/m³
56Moderate
10:00 AM
💨
PM2.5 14.7 µg/m³
56Moderate
11:00 AM
💨
PM2.5 14.5 µg/m³
56Moderate
12:00 PM
💨
PM2.5 13.7 µg/m³
70Moderate
1:00 PM
💨
PM2.5 12.2 µg/m³
83Moderate
Next few days
daily max · US EPA AQI
Wed
💨
Moderate · UV Very high
98
Thu
💨
Moderate · UV Very high
93
Fri
💨
Moderate · UV Very high
93
Sat
💨
Moderate · UV Very high
52
Sun
💨
Good · UV Very high
49