Technical Support Document (TSD)

For the Modeling and Weight of Evidence (WOE) Portions of the Document
Entitled “Cecil County, Maryland

8-Hour Ozone

State Implementation Plan and Base Year Inventory

SIP Revision:

07-05

June 15, 2007

TSD Prepared January, 2009

Todd A. Ellsworth

Air Quality Analysis Branch, 3AP22

U.S. Environmental Protection Agency, Region 3

1650 Arch Street

Philadelphia, Pennsylvania 19103

/S/

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Reviewed by Walter Wilkie, Chief

Air Quality Analysis Branch (3AP22)

January 6, 2009

_________________

Date Signed

        

