August 4, 2005 n: h' DuPont Haskell laboratory for Health and Environmental Sciences Elkton Road, P.0.

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II 3M 4R.8.H6- r r 3M G eneral O ffices .

3M Company Page 1 Date: May 16.2006 FINAL REPORT Epidemiology', 220-3W-05 Medical Department 3M Company St.

NORTHERN KENTUCKY OFRCE SUITE 340 1717 DIXIE HIGHWAY COVINGTON, KENTUCKY 41011-4704 606-331-2638 513-361-2838 FAX: 513-381-6613 DAYTON, OHIO OFFICE SUITE 900 110 NORTH MAIN STREET DAYTON, OHIO 45402-1786 937-228-2638 FAX: 937-228-2816 R o b e r t A.

INTERIM REPORT #26 - Analysis of Groundwater Samples STUDY TITLE Analysis of Perfluorooctanoic Acid (PFOA) 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 January 9,2007 PERFORMING LABORATORY Exygen Research 3058 Research Drive State College, PA 16801 Phone: 814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

3M Specialty Materials 3M Center St.

Katherine E.

STLS E V E R N TRENT STL Chicago 2 4 1 7 Bond Street University Park, IL 6 0 4 66 Tel: 70 534 5200 Fax; 708 534 5211 www.stl-inc.com SEVERN TRENT LABORATORIES ANALYTICAL ..JOB N U M B E R : 2 3 3 5 0 6 W e e t o n S o 111tiiono ;y;;;ilRt.

STL Burlington Colchester, Vermont Extended Data Package SDG: 117632 Case Narrative Chain of C ustody........................................................................................................

26 _ 06& T BIODEGRADATION (BOD/COD) TEST SUBSTANCE _________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-185F. (1Octanesulfonic acid) (CAS # 2795-39-3) Rem arks: The 3M production lot number was 1-2303.

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AR&sl6 _ o eas CAS Number 1763-23-1,29081-56-9, 70225-14-8,2795-39-3,29457-72-5 / 3M Company / Revised: 7/2000 Voluntary Use and Exposure Information Profile Perfluorooctane Sulfonic Acid and Various Salt Forms I.

AR226-1484 3M WASTEWATER TREATMENT PLANT LEGEND ra Monitor well Sampled 3/28/01 |T| Monitor well Sampled 7/16/03 m Monitor well Sampled 3/28/01 and 7/16/03 | C:\Decatur\GIS\3mdec\SiteLayout\aprs\SamplingLocations.apr | Fig 1 1q:\3mdec\plts\rfi_figure_1-fc.eps 14:17 PM, 7/31/20031 N 200 0 200 400 Feet 3M Decatur Site Morgan County, Alabama RCRA Facility Investigation Figure 1 FC Sampling Locations

NRL RESPONSE TO NAS/NAE TRANSPORTATION RESEARCH BOARD STUDY OF SAFETY IN DOMESTIC OIL, GAS, & ETHANOL TRANSPORT (BY RAIL, PIPE, AND BARGE) - AERIAL FIREFIGHTING FOAM INQUIRY 1.0 INTRODUCTION: This information paper has been prepared by the Naval Research Laboratory (NRL) to discuss the feasibility and options that may be available for dispensing Class B (flammable/combustible liquids) firefighting foaming agents when conducting aerial firefighting operations in response to a domestic oil, gas, or ethanol fire incident, which could occur in remote areas within the United States. 2.0 BACKGROUND: The U.S.