Site

State

PM AQI* (ug/m3)

Rochester

MN

18

Waterloo, Water Tower

IA

18

St. Paul-Harding H.S.

MN

17

Minneapolis-Near Road

MN

17

St. Cloud

MN

16

Camden Spruce St

NJ

16

Lakeville - Near Road

MN

15

Emmetsburg, ILCC

IA

15

Blaine

MN

15

Shakopee

MN

15