3M Environmental Laboratory Final Project Report Amendment Project number: E12-0849 Project title: "Analysis of PFOS, PFHS, PFBS and PFOA in Soils from Decatur, AL in December 2012" Project Lead: Cleston Lange Amendment date: 2/13/2013 Am endm ent number: 01 This amendment modifies the following portion of the final report: 1) Correction to the title of Table 1 2) Update the title page to refer to the amended report as revision 1 3) Corrections to Table 11 and 12 based on Weston comments.

F y r- 0500 - 137i ARUG-oot/0 UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 M ains No Cfil May 25, 2000 FYI-00-001378 O FFICE O F PREVENTION, PESTICIDES AND TOXIC SU BSTA N CES FY I-0 0 -0 0 1 3 7 B DA3SS3MMtpti.trenePcCC:caitaeuWoolnlmtr,yit,lepMlEMriaa,nnNmaBvytil,eArdrIo5ginan5W.clm1.s24e3eGp4n6prt-oan1lueB,rpH,-1Pe0haltDh., Safety & Regulatory Affairs SUBJECT: FYI-0500-01378 85000000003 er--DICo\n3cCD 1mDO 'n r 3?

A R 2 2 fe -C 7 Z )0 Battelle Field Sampling Procedures Review Columbus Georgia City Survey regarding Empirical Human Exposure Assessment Multi-City Study To Susan Beach - Project Lead 3M, ET & SS PO Box 33331 Building 2-3fc-09 St.

M76-OOSX Be-) ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic add, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS #2795-39-3) Remarks: The test substance is a white powder.

Attachments to Letter to C.

MULTI-CITY STUDY FINAL FIELD REPORT FOR COLUMBUS GEORGIA AND PORT ST.

BACK TO MAIN ENVIRONMENTAL LABORATORY AOUATIC TOXICITY DATA SHEET EXPLORATORY (RANGE-FINDING TEST) LR f s/t lr Z Type T e st A U ^ S ^ S s O S - a t e r i a l T ested Test O rganism ^ S o u rc Xf' X' OM HX OC/3) ____ D a tc R o c ' d ` Avg.

BACK TO MAIN Centre Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com ^P hone: (814) 231-8032 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of Drinking Water Samples Cleveland, Tennessee (W1973) Centre Analytical Laboratory Report No. 023-007A (Revision 1) Revision Date 3/19/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

BACK TO MAIN PERFLUOROOCTANESULFONATE AND RELATED FLUOROCHEMICALS IN FISH-EATING WATER BIRDS John P.

BACK TO MAIN TOXICITY TO AQUATIC PLANTS (SELENASTRUM CAPRICORNUTUM) TEST SUBSTANCE___________________________________________ Identity: Perfluorooctanoic acid, tetrabutylammonium salt; may also be referred to as PFOA tetrabutylammonium salt, tetrabutylammonium perfluorooctanoate, N2803-2, or as a major component of L-13492.

COVAH^ THE DEVELOPMENT SERVICES COMPANY Sponsors: APME Ad-Hoc APFO Toxicology Working Group FINAL REPORT Study Title: 26-Week Capsule Toxicity Study with Ammonium Perfluorooctanoate (APFO) in Cynomolgus Monkeys Author: Peter J.

COVAH^ THE DEVELOPMENT SERVICES COMPANY Sponsor: 3M St.

ARox-oisy Attachments to Letter to C.

Apnl 2. p m BESTcopy AVAILABLE M2K-OI-7G Larry and Jeff - For the attached graphs and tables.