Site | State | PM AQI* (ug/m3) |
Butte Greely School | MT | 23 |
Seeley Elementary School | MT | 23 |
Portola | CA | 23 |
Rossiter Pump House | MT | 22 |
Ellensburg-Ruby St | WA | 21 |
Smithfield | UT | 19 |
Yakima-4th Ave | WA | 19 |
Madras - Westside School | OR | 19 |
Lewiston | ID | 18 |
Odessa Gonzales C1014 | TX | 18 |