3M Lifetime Drinking Water Health Advisory for Perfluorooctanesulfonate Revision Date: April 19, 2002 Supercedes: July 7,1999 This document establishes a Lifetime Drinking Water Health Advisory (DWHA) o f 4 pg/L (ppb) for perfluorooctanesulfonate (PFOS).

PFOS: A PILOT REPRODUCTION STUDY WITH THE NORTHERN BOBWHITE FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

T herIm m u n e Research Corporation Sponsor: 3M Corporate Toxicology Building 220-2E-02, 3M Center St.

3M General Offices 3M Center St.

NORTHERN KENTUCKY OFFICE SUITE 340 1717 DIXIE HIGHWAY COVINGTON, KENTUCKY 41011-4704 606-331-2838 513-381-2838 FAX: 513-381-6613 DAYTON, OHIO OFFICE SUITE 900 110 NORTH MAIN STREET DAYTON, OHIO 45402-1786 937-228-2838 FAX: 937-228-2816 R o b e r t a .

AZ2Z(o- tf3C> February 1, 2005 Data Validation for PFOS/PFOA Oakdale Project (MDH Sample Numbers 200501211-200501219) Sample receipt: Samples were received in good condition.

AR226-2187 EXPOSURE EVALUATION FOR NEW PROCESS AT FAYETTEVILLE SITE Prepared by DuPont Engineering Technology Debbie Mulrooney Cathie Barton August 20, 2001 Revised February 20, 2002 EDD0068699 TABLE OF CONTENTS Executive Summary 1. introduction 2.

TRADE SECRET AR226-3179 DuPont-6818 S tudy Title H-24616: Static, Acute, 96-Hour Screening Test to Pimephales prom elas Laboratory Project ID: DuPont-6818 A u t h o r : Daniel J.

AR226-3389 Genetic Toxicology of 8-2 Telomer B Alcohol G.L.

AR226-3642 INTERIM REPORT #1 Analysis o f Oakdale W ater Samples STUDY TITLE Analysis of Perfluorooctanoic Acid (PFOA), Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, and Clams Using LC/MS/MS for the 3M Cottage Grove Monitoring Program DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimba Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE May 19,2005 PERFORMING LABORATORY Exygen Research 3058 Research Drive State College, PA 16801 s Phone:814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

Katherine E.

M 2 S 6 _ 373C Andrea V.

P-1 fflU T O May 24, 2007 fl -2 Z & 3 7 & / ' 07_ li7 7 7 " '" 77 0: 03 DuPont Haskell Laboratory for Health and Environmental Sciences Elkton Road, P.O.

INTERIM REPORT #29 - Reanalvsis of Soil and Sludge 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 DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE August 27, 2007 PERFORMING LABORATORY MPI Research, Inc. 3058 Research Drive State College, PA 16801 Phone:814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

GLP10-01-02.