Site

State

PM AQI* (ug/m3)

Waterloo, Water Tower

IA

17

PUBLIC HEALTH

IA

15

Portland - Deering Oaks

ME

13

PittsfieldES

MA

12

Davenport, 10th & Vine

IA

11

ROCK_IS

IL

11

Iowa City, Hoover School

IA

11

Joliet

IL

10

CARY

IL

10

Clinton, Chancy Park

IA

10