Site

State

PM AQI* (ug/m3)

Seeley Elementary School

MT

15

Libby Courthouse

MT

11

French Town - Beckwith

MT

11

Bismarck Residential

ND

9

Lostwood NWR

ND

8

Pinehurst

ID

7

Hannover

ND

7

Thompson Falls HS

MT

6

Fargo NW

ND

6

RYDER

ND

6