Skip to content U.S. Department of Transportation/Federal Highway AdministrationU.S. Department of Transportation/Federal Highway Administration

Office of Planning, Environment, & Realty (HEP)
PlanningEnvironmentReal Estate

HEP Events Guidance Publications Awards Contacts

Nonattainment & Maintenance Area Populations by State and County FY 2008

Washington

STATECOUNTY2006.7.01
POP.
1-Hr O3
Class
O3
WT
CO
Class
CO
WT
8-hr
Class
8-hr
WT
POPULATION
FINAL WTED
WASHINGTON 4,123,141        4,123,141
Portland-Salem        
 Clark 412,938Mnt Mnt1.0   412,938
Seattle-Tacoma        
 King 1,826,732Mnt Mnt1.0   1,826,732
 Pierce 766,878Mnt Mnt1.0   766,878
 Snohomish 669,887Mnt Mnt1.0   669,887
Spokane         
 Spokane 446,706  Mnt1.0   446,706
AKALARAZCACOCTDCDEFLGAHIIAIDILINKSKYLAMAMDMEMIMNMOMSMTNC
NDNENHNJNMNVNYOHOKORPAPRRISCSDTNTXUTVAVTWAWIWVWY
Updated: 07/06/2011
HEP Home Planning Environment Real Estate
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000