AR226-2509 # # Stephen R Peck 03/07/2002 08:21 PM To: Yasu Shibuta/SE/DuPont@DuPont cc: Ta-Wei Fu/SE/DuPont@DuPont, Mohammad Rezaei/SE/DuPont@DuPont Subject: Procedure for Analytical Determination of APFO Procedure for Analytical Determinatior EDD0042621

AR226-2573 COMPILATION OF HISTORICAL C-8 DATA DUPONT WASHINGTON WORKS MAIN PLANT AND LANDFILLS Date: January 2002 Project No: D6WW7423 h^ CORPORATE REMEDIATION GROUP An A lliance between DuPont a n d URS Diam ond Bailey MWM eza, Building 27 Wilmington, Dataware 19805 JSO0X5042 1D 62 777 TABLE OF CONTENTS 1.0 Introduction......................... ................................. . ........... . 1-1 1.1 Document Organization................................ ............1-1 1.2 C-8 Historical Laboratory Analysis.............. 1.3 Physicochemical Data for Ammonium Perfluorooctanoate (C-8) .. ............1-2 1.4 References....................................................... .................................. ............1-2 2.0 Washington Works Main Plant...................................................... 2.1 Introduction.,....... ................................................... .............. 2.2 Environmental Setting.................................. ........................ 2.2.1 Geology.,............................................................... 2.2.2 Hydrology, Hydrogeology and Groundwater Flow 2.3 Water Quality........................... ............................................. 2.3.1 Surface Water Quality...................................... 2.3.2 Groundwater Quality........................................ 2.3.3 Drinlring/Tap Water Quality............................. 2.4 Site Conceptual Model................................................... 2.5 Data Gaps *****..

TRADE SECRET Study Title H-24159: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Supplement No. 1 Laboratory Project ID: DuPont-4182 DuPont-4182 Supplement No. 1 AR226-3217 A u t h o r : Carol Finlay, B.A.

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

Katherine E.

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GLP10-01-02; Interim Report 16 Analysis of PFBS, PFHS, and PFOS in Groundwater Samples Avenue A Investigation Area; Decatur, AL - Jan 2011 GLP10-01-02: Interim Report 16 - Analysis o f PFBS.

3 Analytical Report Determination of PFC Concentrations in Fish Collected from the Tennessee River in the Fall of 2012 Study Title Analytical Study ISO12-01-01-04: Tennessee River Fish Sample Analysis, October 2012 Project Coordinator(s) Jai Kesari, P.E., DEE and Charles Young Weston Solutions, Inc. 1400 Weston Way Westchester, MA 19380 Principal Analytical Investigator Cleston C.

310 Bonk Sfmei Decatur, Alabama 35601 256.353.291D tsla 256.353.3944 lax w w w .TTU NC.com geotechnical mm a n a l y t i c a l * m a t e r i a l s * e n v i r o n m e n t a l ........................................ ....... -- Decatur.

AR226-1030A042 BACK TO MAIN PERFLUOROOCTANESULFONATE, POTASSIUM SALT (PFOS): A FLOW-THROUGH BIOCONCENTRATION TEST WITH THE BLUEGILL (Lepomis macrochirus) FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

BACK TO MAIN ACUTE ORAL TOXICITY TO TERRESTRIAL INVERTEBRATES (HONEY BEE) 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 field: The 3M production lot number was 217.

02/28/2001 ENVIRONMENTAL LABORATORY ARCHIVED FINAL REPORT B A C K T O MAIN LAB REQUEST NO. 8442 REQUESTOR NAME: EAR DEPARTMENT: 0535 PROJECT NO: 9970012600 DATE RECEIVED: 09/07/1982 DESC: ENVIRONMENTAL SCREEN ON L-6778 CONTRACT LAB(S): EXP COMP DATE: 11/12/1982 DATE COMPLETED: 11/09/1982 PROJECT LEAD: PHONE NO: 3M FAX NO: 651-778-6176 EVAPORATE TO DRYNESS UNDER AIR OR N2.

TOXICITY TO AQUATIC PLANTS (Duckweed, Lemna gibba G3) 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: Sample obtained from 3M production lot number 217.

ARH2 6 _ 0 6 3 7 ACUTE TO XICITY TO AQUATIC INVERTEBRATES (COROPHIUM VOLUTATOR) TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95 or as a component of FC-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).

Mary Dominiak/DC/USEPA/US@EPA o r 02/ 27/ 2 0 0 1 0 4 :21:35 PM To: "Larsen, Don" < DLarsen@CGAIaska.USCG.mil> cc: Doug.Dierdorf@mlq.afrl.af.mil, NCIC OPPT/DC/USEPA/US@EPA Subject: AR226: AFFF and Perfluorooctyl Sulfonates Dear Mr.