Maryland/ Delaware/Washington D.C.
8-hour Ozone Maintenance Areas in blue border

Pennsylvania

Lancaster

Franklin

Bedford

Chester

Somerset

Fulton

Fayette

Adams

Gloucester

Washington

New
Icastk

Allegany

Harford

Salem

Carroll

Morgan Berkele\

Baltimore1*

Garrett

Frederick

Preston

Mineral

redericl

Hampshire,

Jefferson

Howarc

Loudou/ Montgomery

Anne
.Arundel

Grant

Tucker

Jn Chester/ Clarke/

(Queen
'Anne'f

Fairfax.

Shenando.

Prince
George

'Carol in<

Talbol

Prince
William

Rappahi
nock/^

Charles

Dorchester

Culpepei

Stafford!

Madison

Wicomico

District Of
Columbia

Worcester

Spotsylvanii

festmorel

Caroline^

Louisa

iccomat

Hanovei

Virginia

West
Virginia

Previously Subpart 2
Previously Subpart 2
Previously Subpart 1
Previously Subpart 1

New
Jersey

Kent and Queen

Anne's Cos., MD

Previously Subpart 2 Marginal

Moderate
Marginal
(Basic)

(Basic) - EAC

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