AR226-2241 /f* Debbie J Mulrooney 01/07/2002 01:14 PM To: Robert F Pinchot/DEV/AE/DuPont@DuPont cc: Subject: Modeling Results Rob, Here are the contour plots and maxim um concentrations from the straight dispersion runs (no deposition or depletion) for both 2 000 actual and permitted emissions.

AR226-2349 U.S.

dODIIfe DuPont Engineering M y 22,2002 AR226-2590 DuPont EngiitiBring Bariev Mill P is - Bldg, V Lancaster Pike & Rte. 14) Wilmington, D E 138 Mr.

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AR226-1483 CGMW5 CGMW1 CGPW7 CGMW7 CGMW6 CGMW9 CGNSP w / M vJ j CGPW8 CGPW3 CGMW2 CGB99-26 CGMW8 CGPW4 CGMW18 CGMW3 CGPW2 CGMW19 CGB99-24 CGPIT12 CGSP-1 CGB99-7 SP-100 'CGPW1 BLDG7B1 CGMW1 CGPHENOL5 CGPHENOL6 CGMW4 CGMW10 CGPW5 CGMW14 Sposai,CGBURN10 0 C G B U R N 4-C G B U R N 2I Mw 15 0 I ?

3M ENVIRONMENTAL LABORATORY REPORT NO.

3M ENVIRONMENTAL LABORATORY REPORT NO.

INTERIM REPORT # 21 - Analysis of Soil 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 November 6,2006 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.

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

BACK BIODEGRADATION TEST SUBSTANCE Identity: Remarks: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA, PFOA ammonium salt, Ammonium perfluorooctanoate, FC-116, FC-126, FC-169, or FC-143.

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/ R 6 _ 0 9 5 & UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 SEP - 5 20U OFFICE OF PREVENTION, PESTICIDES AND TOXIC SUBSTANCES Mr.

NOTE TO FILE DATE: April 5, 2001 FROM: Karen Lannon SUBJECT: EPA/3M Meeting Concerning PFOS AU JLO.G //3> A meeting was held from 10:00 am to 11:30 am on March 28, 2001 to discuss the status of 3M's testing program and schedule for data submissions; the status of 3M's Phase-out plan; OECD activities; and transition products.