Air quality in Salmon Brook
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
15 µg/m³
WHO guideline 15
PM10
15.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 AM
💨
PM2.5 15 µg/m³
57Moderate
2:00 AM
💨
PM2.5 14.6 µg/m³
56Moderate
3:00 AM
💨
PM2.5 13.6 µg/m³
54Moderate
4:00 AM
💨
PM2.5 12.4 µg/m³
52Moderate
5:00 AM
💨
PM2.5 11.3 µg/m³
47Good
6:00 AM
💨
PM2.5 10.3 µg/m³
43Good
7:00 AM
💨
PM2.5 10 µg/m³
42Good
8:00 AM
💨
PM2.5 8.5 µg/m³
35Good
9:00 AM
💨
PM2.5 7.6 µg/m³
40Good
10:00 AM
💨
PM2.5 7.1 µg/m³
47Good
11:00 AM
💨
PM2.5 6.8 µg/m³
56Moderate
12:00 PM
💨
PM2.5 6.8 µg/m³
65Moderate
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV High
68
Fri
💨
Moderate · UV High
85
Sun
💨
Moderate · UV High
83