Maryland/ Delaware/Washington D.C.

8-hour Ozone Nonattainment Areas in Blue Border

Pennsylvania

Lancaster

Franklin

Bedford

Chester

Somerset

Fulton

Fayette

Delaware

Adams

Gloucestei

' New
Castle/

'ashington

Allegany

Harford

Salem

Carroll

Morgan Berkele;

Baltimore

Garrett

Frederick

Preston

Mineral

Hampshire/rrederick/jeffer^n

Howart

Loudou/ Montgomery

Anne
Arundel

Inchester/ ciarl

Tucker

[Queen
Anne's-

Fairfa:

Warrei

Shenando;

Fauquiei

Prince ,
Georgej

'Carolim

Rappah:
nock/

iWilliam

Charles

Dorchester

:ulpepei

Stafford)

Wicomico

Oranga

Somerset Worcestei

Spotsylvani:

Caroline

Louisa

iccomas

Hanovei

Virginia

Pittsburgh- Beaver
Valley, PA
Subpart 1 (Basic)

West
Virginia

Cities In or Near Counties
Fairfax Co:

Fairfax City
Falls Church City
Alexandria City
Arlington

Prince William Co:
Manassas and
Manassas Park Cities
Spotsylvania Co:
Fredericksburg City

Baltimore, MD
Subpart 2 Moderate

Delaware

Philadelphia-Wilming.-
Atlantic City,PA-NJ-MD- DE
Subpart 2 Moderate

New
Jersey

District Of
Columbia

Subpart 2 Moderate

Washington, DC-MD- VA
Subpart 2 Moderate

Subpart 2 Marginal
Subpart 1 (Basic)

25

miles

50

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