Z-4S REV 2 79 <mB> CONFIDENTIAL 5CC: B.

From: Bernard J f t * * 1*13/2001 12:04 PM To rHty_bni^ftu*l4 oorn cc: jmstagwifminfllenbustcom, wpiaOthbfoliogreup.com, nnroillyObailattantic.nt Subject Oct 13 Hi Bam, Wonderful day coming weathertze, It is nearly noon, I am trying to get stuff moved off my desk, been real busy lately, so barely able to triage the paper, some gets tossed without a look, som e must be dealt with on the spot, and the other third needs attention so just piles up.

* S R P T 'F M T., AtlU-ltfSStudy No.

EPL EXPERIM ENTA L PA THO LO G Y LA BO RATOR IES, INC.

ARm -OHlC B IO SE A R C H .

Katherine E.

AR226-1838 DuPont/3M Meeting with EPA August 25,2004 1:00 P M -4:00 PM Agenda Background/Obj ectives Received OPPT NCIC 2004 SEP-3 Data Review Linear/Branched Study Worker Exposure Data Biology Review P air Forward v \ < e S i y ^Jc^L 5 H *- 'D .J '^ - V % r / o V !

TestResults AR226-2130 nie;///C|/WINDOWS/TEMP/PolymersC...2-2-8) thiu 8-24-01 121 pages.htm TestResults sample Data Range Concentration Range Action Level Industrial Hygiene 2/2/81 100% 8/24/01 Sample Dt Sample# Duration Type Employee Name Pers BTO: 18 TEFLON COPOLYMERS LOC : 001 FEP OVENSNORTH SIDE 1/4/83 39510 424 2 2/7/83 39511 415 2 ' 2/15/83 39512 458 Z 2/28/83 39513 424 z 3/21/83 39514 446 z 5/2/83 39515 428 z 6/28/83 39516 457 z 7/11/83 39517 452 z 8/2/83 39518 445 z 8/15/83 39519 510 z 8/29/83 39520 460 z 9/20/83 39521 469 z 10/7/83 39522 453' z 10/24/B3 39523 460 z 11/7/83 39524 451 z Chemical Cone u n it Percent C-8/FC-143 <0.03 MPB 5.4% C*8/FC-143 <0.03 MPB 5.4% C-8/FC-143 0.05 MPB 8.9% C-8/FC-143 0.16 MPB 28.6% C-8/FC-143 0.03 MPB 5.4% C-8/FC-143 0.07 MPB 12.5% C-8/FC-143 0.5 MPB 89.3% C-B/FC-143 0.09 MPB 16.1% C-8/FC-143 <0.03 MPB 5.4% C-8/FC443 0.08 MPB 14.3% C-8/FC-143 0.07 MPB 12.5% C-8/FC-143 C-8/FC-143 C-8/FC-143 0.05 MPB 0.06 MPB 0.06 MPB 8.9% 10.7% 10.7% C-8/FC-143 0.06 MPB 10.7% 1 o f 233 8'28/2001 5:0 EID129060 AJP006693 TestResults 11/7/83 39525 11/21/83 39526 12/5/83 39527 12/27/83 39528 1/31/04 39529 3/6/84 39530 3/6/84 39531 5/7/84 39532 6/19/84 39533 8/15/84 39534 10/19/84 39535 12/12/84 39536 2/11/85 39537 2/11/85 39538 3/19/85 39539 4/11/85 39540 451 Z 453 z 462 z 463 z 462 z 412 z 412 z 455 z 462 z 486 z 467 z 468 z 485 z 330 z 470 z 452 z Tuesday, August 28,2001 3:26:20 PM file:///C|/WTNDOWS/TEMP/Polymers C...2-2-81 ta u 8-24-01 121 pages.htm C -8/FC -143 0.06 MPB 10.7% C -8/FC -143 0.03 MPB 5.4% C -8/FC -143 0.04 MPB 7.1% C -8/FC -143 0.05 MPB 8.9% C -8/FC -143 0.08 MPB 14.3% C -8/FC -143 0.03 MPB 5.4% C -8/FC -143 0.03 M PB 5.4% C -8/FC -143 0.1 MPB 17.9% C -8/FC -143 0.23 MPB 41.1% C -8/FC -143 <0.03 MPB 5.4% C -8/FC -143 0.04 MPB 7.1% C -8/FC -143 0.08 MPB 14.3% - C -8/FC -143 0.11 MPB 19.6% - C -8/FC -143 0.3 MPB 53.8% C -8/FC -143 0.09 MPB 16.1% C -8/FC -143 0.15 MPB 26.8% Page 1 of 119 AJP006694 \ 2 o f233 Sample Dt Sample # Duration Type Employee Name Pers Chemical Conc Unit Percent 8/28/2001 5:05 EXD129061 1'estResults filc'.

sX Air Permitting for Sources with APFO mMmm Intro - Bob Ritchey Dispersion Modeling - Debbie Mulrooney H H Dp O00 SO) MWN00)(H<f*Il CD Permit Strategy - Chris Shoop s 72^1 Ar a//v ^ StyMiLA t f ar U^kr& d'foxs r w rs7?

AR226-2422 LETART LANDFILL GROUNDWATER MONITOR!

AR226-2473 ' 5/24 & 4/19/00 LPSD Water Sample Analytical Results (Letter, R, l.

AR226-2508 W ASHING TO N W O RKS - PER M IT W V 0001279 O CTOBER AND NOVEM BER 2001 FC -143 RESULTS (Letter, R .

AR226-2677 O) -vi PROJECT ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 SRCNAME DRLEACHATE DRMW12 DRMW12A DRMW13 DRMW13A DRMW14 DRMW6 DRMW6A TRIP BLANKS DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW6A OUTLET 001 PROPERTY BOUNDARY STREAM SAMPLING POINT#1 STREAM SAMPLING POINT#2 DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW15 DRMW6A OUTLET 001` PROPERTY BOUNDARY STREAM SAMPLING POINT#1 STREAM SAMPLING POINT#2 DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW15 DRMW6A OUTLET 001 PROPERTY BOUNDARY THEME Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Blank Water Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid Other liquid Other liquid Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid Other liquid Other liquid Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid DATESMPL SMPLT 7/22/1997 FS 7/22/1997 FS 7/22/1997 FS 7/22/1997 FS 7/22/1997 FS 7/21/1997 FS 7/22/1997 FS 7/22/1997 FS 7/22/1997 TB 5/19/1998 FS 5/26/1998 FS 5/26/1998 FS 6/16/1998 FS 5/26/1998 FS 5/26/1998 FS 6/16/1998 FS 5/26/1998 FS 5/19/1998 FS 7/14/1998 FS 5/19/1998 FS 5/19/1998 FS 12/29/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 7/21/1999 FS 12/29/1999 FS 12/29/1999 FS 12/29/1999 FS 12/29/1999 FS 10/3/2000 FS 7/19/2000 FS 7/19/2000 FS 7/20/2000 FS 7/20/2000 FS 7/20/2000 FS 7/20/2000 FS 7/20/2000 FS 7/20/2000 FS 10/3/2000 FS 10/3/2000 FS C8 results Envista 111104.xls AR226-2677 DRL SAMPLE NUMBER WWK-DRLEACHATE WWK-DRMW-12 WWK-DRMW-12A WWK-DRMW-13 WWK-DRMW-13A WWK-DRMW-14 WWK-DRMW-6 WWK-DRMW-6A WWK-TRIP BLANK LEACHATE WWK-DRMW-12 WWK-DRMW-12A WWK-DRMW-12B WWK-DRMW-13 WWK-DRMW-13A WWK-DRMW-14 WWK-DRMW-6A 001 OUTLET PROPERTY LINE STREAM I STREAM II WWK-LEACHATE WWK-G-DR-MW-12 WWK-G-DR-MW-12A WWK-G-DR-MW-12B WWK-G-DR-MW-13 WWK-G-DR-MW-13A WWK-G-DR-MW-14 WWK-G-DR-MW-15 WWK-G-DR-MW-6A WWK-001 OUTLET WWK-PROPERTY BOUNDARY WWK-STREAM #1 WWK-STREAM #2 DRL-Z-LEACHATE-UPPER POND INLE DRL-G-MW-12 DRL-G-MW-12A DRL-G-MW-12B DRL-G-MW-13 DRL-G-MW-13A DRL-G-MW-14 DRL-G-MW-15 DRL-G-MW-6A DRL-Z-001 OUTLET DRL-Z-PROPERTY BOUNDARY TOP BOTTOM FILTERED CASNO ANALYTE RsItPost RsItVal UNITS Hit LAB ANALYTE T 3825261 FC-143 62 62 ug/l 1 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 7.0 7 ug/l 1 FC-143 T 3825261 FC-143 15 15 ug/l 1 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 1.0 1 ug/l 1 FC-143 T 3825261 FC-143 0.36 0.36 ug/l 1 FC-143 T 3825261 FC-143 0.13 0.13 ug/l 1 FC-143 T 3825261 FC-143 56 56 ug/l 1 FC-143 T 3825261 FC-143 <0.10 0.05 ug/l 0 FC-143 T 3825261 FC-143 <0.10 0.05 ug/l 0 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 9.2 9.2 ug/l 1 FC-143 T 3825261 FC-143 8.7 8.7 ug/l 1 FC-143 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 T 3825261 FC-143 0.27 0.27 ug/l 1 FC-143 T 3825261 FC-143 17 17 ug/l 1 FC-143 T 3825261 FC-143 0.88 0.88 ug/l 1 FC-143 T 3825261 FC-143 1.0 1 ug/l 1 FC-143 T 3825261 FC-143 4.6 4.6 ug/l 1 FC-143 T 3825261 FC-143 34. 34 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.134 0.134 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.081 J 0.081 ug/l 1 FC-143 IN WATER T 3825261 FC-143 5.4 5.4 ug/l 1 FC-143 IN WATER T 3825261 FC-143 3.6 3.6 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.070 J 0.07 ug/l 1 FC-143 IN WATER T 3825261 FC-143 2.5 2.5 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.263 0.263 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.096 0.096 ug/l 1 FC-143 IN WATER T 3825261 FC-143 66. 66 ug/l 1 FC-143 IN WATER T 3825261 FC-143 39. 39 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.54 0.54 ug/l 1 FC-143 IN WATER T 3825261 FC-143 87. 87 ug/l 1 FC-143 IN WATER T 3825261 FC-143 27.4 27.4 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.160 0.16 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.128 0.128 ug/l 1 FC-143 IN WATER T 3825261 FC-143 <0.029 0.0145 ug/l 0 FC-143 IN WATER T 3825261 FC-143 9.8 9.8 ug/l 1 FC-143 IN WATER T 3825261 FC-143 9.9 9.9 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.115 0.115 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.763 0.763 ug/l 1 FC-143 IN WATER T 3825261 FC-143 0.212 0.212 ug/l 1 FC-143 IN WATER T 3825261 FC-143 31.5 31.5 ug/l 1 FC-143 IN WATER T 3825261 FC-143 10.3 10.3 ug/l 1 FC-143 IN WATER Page 1 QUAL_EPA QUALJNHOUSE REVIEW METHODNO PREPMTHD PREPREP UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS UDF UDF NS C8 results Envista 111104.xls DRL DRY LAB NUMBER RSLTMOD RESULT UNIT 2 ME310-008 62 UG/L 2 ME310-007 < 0.1 UG/L 2 ME310-006 < 0.1 UG/L 2 ME310-003 7.0 UG/L 2 ME310-002 15 UG/L 2 ME310-001 < 0.1 UG/L 2 ME310-005 1.0 UG/L 2 ME310-004 0.36 UG/L 2 ME310-009 0.13 UG/L 2 MF955-004 56 UG/L 2 MF983-002 < 0.10 UG/L 2 MF983-003 < 0.10 UG/L 2 MG105-002 < 0.1 UG/L 2 MF983-001 9.2 UG/L 2 MF983-005 8.7 UG/L 2 MG105-001 < 0.1 UG/L 2 MF983-004 0.27 UG/L 2 MF955-003 17 UG/L 2 MG273-001 0.88 UG/L 2 MF955-001 1.0 UG/L 2 MF955-002 4.6 UG/L 1 3300039-1 34.

AR226-2708 30 AR226-2708 American Society of Microbiology (ASM) Summary of DuPont Presentations Annual Meeting, 2004 Biotransformation Pathway(s) of the 14C-labeled Fluorotelomer 8-2 Telomer B Alcohol (8-2 TBA) in Acclimated Bacterial Culture Wang N .1, Buck R.C.3, Szostek B.2, Folsom P .

Katherine E.