Site | State | PM AQI* (ug/m3) |
Laredo C313 | TX | 22 |
Shuttlesworth | AL | 21 |
Mission C43 | TX | 20 |
San Antonio Old Hwy90 C677 | TX | 18 |
Brownsville C80 | TM | 17 |
Tallahassee Community College | FL | 17 |
Hinds CC | MS | 16 |
San Antonio Northwest C23 | TX | 16 |
Austin Webberville Road C171 | TX | 16 |
Seiling | OK | 15 |