Data for the w ater distribution system from 2001 through June 21, 2005 can be found in the most recent L etter o f Intent subm ission dated August 1, 2005. 3M is correcting PFOA sam pling results reported for the Trap Range on the Cottage G rove site on Pages 34 and 35 o f 3M 's Answers to Plaintiffs' Discovery Requests because o f typographical errors.

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Bilott 11361467.1 CONTAINS N O OP March 6, 2009 Page 2 cc: Gloria Post (NJDEPXw/ enei.)

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AR226-1406 A f t S U S - l/f06 IN THE CIRCUIT COURT OF WOOD COUNTY, WEST VIRGINIA JACKW.

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Bilott (513) 357-9638 bilott@taftlaw.com TAFT, STETTI NlUS & HOLLISTER LLP fifn.a.a.6 _ /3 7 A4 2 5 W A L N U T S T R E E T , S U I T E 1 8 0 0 U--oaC I N C I N N A T I , O H I O 4 5 2 0 2 - 3 9 5 7 3-381 -2838 03JU L -T >.

Bilott 513.357.9638 bilott@taftlaw.com Taft/ 425 W alnut Street, Suite 1800 / Cincinnati, Ohio 45202-3957 Tel: 513.3 8 1 .2 8 3 8 /Fax: 513.381.0205 w w w .taftia w .co m July 28, 2017 BY EMAIL AND FEDRAL EXPRESS Scott G.

CO Volume 1 - Plant/Personal Air Monitoring - a set of documents summarizing C-8 air monitoring and modeling within the plant up to and including the fenceline; <,,o c,.i Volumes 2-4 Air Sampling - a compilation of underlying data for plant air sampling summarized in Volume 1; Volumes 5-7 Air Monitoring/Air Modeling - a set of documents summarizing DuPont's air monitoring and modeling conducted outside the Washington Works facility (beyond the fenceline); Volumes 8 - 9 - Historical C-8 Water Sampling - a set of documents summarizing the water sampling for C-8 in groundwater through 2001 ; M ,i- .

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"McCrea, Deborah" < m ccrea@ taftlaw.com > 10/05/2009 01:56 PM To NCIC OPPT@EPA cc "Bilott, Robert A."