Site

State

PM AQI* (ug/m3)

PittsfieldES

MA

14

Fort Lee Near Road

NJ

11

SPRINGFIELDSP

MA

11

Worcester

MA

11

Newark Firehouse

NJ

11

Waterbury

CT

10

Leech Lake Nation: Cass Lake

MN

10

Harrisburg

PA

10

RUTLAND

VT

9

WeymouthFR

MA

9