Air quality in Cochituate
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
7.5 µg/m³
WHO guideline 15
PM10
7.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 AM
💨
PM2.5 7.5 µg/m³
43Good
11:00 AM
💨
PM2.5 5 µg/m³
60Moderate
12:00 PM
💨
PM2.5 3.8 µg/m³
75Moderate
1:00 PM
💨
PM2.5 3.4 µg/m³
80Moderate
2:00 PM
💨
PM2.5 3.3 µg/m³
83Moderate
3:00 PM
💨
PM2.5 3.6 µg/m³
86Moderate
4:00 PM
💨
PM2.5 4 µg/m³
88Moderate
5:00 PM
💨
PM2.5 4.4 µg/m³
85Moderate
6:00 PM
💨
PM2.5 4.8 µg/m³
71Moderate
7:00 PM
💨
PM2.5 5.5 µg/m³
51Moderate
8:00 PM
💨
PM2.5 7.1 µg/m³
47Good
9:00 PM
💨
PM2.5 8.4 µg/m³
44Good
Next few days
daily max · US EPA AQI
Wed
💨
Moderate · UV High
88
Thu
💨
Moderate · UV Low
96
Sat
💨
Moderate · UV High
55