Air quality in Longview
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
9.9 µg/m³
WHO guideline 15
PM10
12 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 AM
💨
PM2.5 9.9 µg/m³
41Good
2:00 AM
💨
PM2.5 9.6 µg/m³
40Good
3:00 AM
💨
PM2.5 9.8 µg/m³
41Good
4:00 AM
💨
PM2.5 9.7 µg/m³
40Good
5:00 AM
💨
PM2.5 9.7 µg/m³
40Good
6:00 AM
💨
PM2.5 9.8 µg/m³
41Good
7:00 AM
💨
PM2.5 9.8 µg/m³
41Good
8:00 AM
💨
PM2.5 9.6 µg/m³
40Good
9:00 AM
💨
PM2.5 9.3 µg/m³
39Good
10:00 AM
💨
PM2.5 10 µg/m³
42Good
11:00 AM
💨
PM2.5 10.7 µg/m³
45Good
12:00 PM
💨
PM2.5 11.7 µg/m³
49Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Moderate
55
Fri
💨
Moderate · UV Moderate
56
Sat
💨
Moderate · UV High
54
Mon
💨
Good · UV Moderate
31