Nonattainment Status for Each County by Year for Washington

As of December 14, 2012
Listed by County, Pollutant, then Area

Select a State:

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Important Notes

County

Pollutant

AreaName

Nonattainment in Year

Redesignation
to Maintenance

Classification

Cty NA
Whole/
Part

Population
(2010)

FIPS
State/
Cnty

WASHINGTON

Clark Co

Vancouver, WA

10/21/1996

Moderate <= 12.7ppm

Part

400,271

53/011

King Co

Seattle-Tacoma, WA

10/11/1996

Moderate > 12.7ppm

Part

1,693,693

53/033

King Co

PM-10

Kent, WA

05/14/2001

Moderate

Part

47,315

53/033

King Co

PM-10

King Co, WA

05/14/2001

Moderate

Part

661,062

53/033

Pierce Co

Seattle-Tacoma, WA

10/11/1996

Moderate > 12.7ppm

Part

697,408

53/053

Pierce Co

PM-10

Pierce Co, WA

05/14/2001

Moderate

Part

238,725

53/053

Pierce Co

PM-2.5 2006

Tacoma, WA

/ /

Part

539,682

53/053

Snohomish Co

Seattle-Tacoma, WA

10/11/1996

Moderate > 12.7ppm

Part

625,609

53/061

Spokane Co

Spokane, WA

08/29/2005

Serious

Part

363,834

53/063

Spokane Co

PM-10

Spokane Co, WA

08/30/2005

Moderate

Part

230,807

53/063

Thurston Co

PM-10

Olympia, Tumwater, Lacey, WA

12/04/2000

Moderate

Part

98,562

53/067

Walla Walla Co

PM-10

Wallula, WA

09/26/2005

Serious

Part

426

53/071

Yakima Co

Yakima, WA

12/31/2002

Not Classified

Part

69,565

53/077

Yakima Co

PM-10

Yakima Co, WA

03/10/2005

Moderate

Part

69,565

53/077

Important Notes

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