Site

State

PM AQI* (ug/m3)

Seeley Elementary School

MT

30

Libby Courthouse

MT

26

Kamiah

ID

18

St. Maries

ID

17

Pinehurst

ID

15

Broadus

MT

14

French Town - Beckwith

MT

13

Sandpoint U of I

ID

12

Fargo NW

ND

11

Rossiter Pump House

MT

11