OPff- 9- 00 p.1 :3 6 95" TAFT, STETTINIUS & HOLLISTER LLP NORTHERN KENTUCKY OFFiCE CLEVELAND, OHIO OFFICE SUITE 340 3500 BP TOWER 1717 DIXIE HIGHWAY COVINGTON, KENTUC4K 25YW4A1L0N1U1T-4 S7 TR0E4EfTCSL UE ITV EE1L 80A0ND, OHIO 200 PUBLIC SQUARE 4l114-2302 650163--333611--22863386 CINCINNATI OHIO 45202-3957 FAX: 513-381-6613 , FAX2:16:-12641.2-24813a87o7 COLUMBUS, OHIO OFFICE DAYTON, OHIO OFFICE 513-381-2838 21 EAST STATE STREET SUITE 900 205 COLUMBUS, OHIO 432154221 110 NORTH MAIN FS AX :T 513-R 381 -E 0 ET 614-221-2836 DAYTON, OHIO 45402-1786 FAX :614-221-2007 937-228-28 3 8 FAX : 937-226-281 6 www.taftlaw.co m ROBERT A.

Project / Study Archive Request I Shaded areas for Archivist use only I Requestor Name Kent Lindstrom Phone 651 778.5352 Date 04105105 Request for: Archival ~ 0 Retrieval Report laFC I I LIMS number: E05-0210 I Title/Summary: Interim Report #2 - Analysis of Surface Water Samples Study Title: Analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS) and Perfluorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Program Executive Summary GrouD: 3M Decatur ~ Group Project Number: Exygen Protocol Number PO001131 Project Lead/ Study Director: Gary Hohenstein (data management), Mike Santoro (Sponsor), John Flaherty (Principal Investigator), Jaisimha Kesari P.E., DEE (Study Director, Weston Solutions, Inc.)

3M 3M General Offices August 1, 2008 3M Center p ~ St.

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Comments Regarding the Health Effects Documents for Perfluorooctanoic Acid (PFOA) and Perfluorooctane Sulfonate (PFOS) Prepared on behalf of 3M I-94 and McKnight Road St.

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Attachments to Letter to C.

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IP AR 826 -- 1438 TSCA NCIC NOTIFICATION FORM FOR CBI DOCUMENTS erm . --_-- DOCKET NUMBER: RR 22% DOCUMENT CONTROL NUMBER: _ (3c 300000 22 DOCUMENT DATE: 2224-0 DOCUMENT TYPE: Doct & g 23 2 E=8R=3 ~ s THE DOCUMENTREFERENCEDABOVE IS CLAIMED AS CONFIDENTIAL BUSINESS INFORMATION (CBI) UNDER SECTION 14 OF THE TOXIC SUBSTANCES CONTROL ACT (TSCA).