AR226-2154 Catherine A Barton J 05/27/2001 03:24 PM , To: Debbie J Mulrooney/AE/DuPont DuPont, Robert F Pinchot/DEV/AH/DuPont@ DuPont cc: Catherine A Barton/AE/DuPont@ DuPont Subject: Recap of our meeting Ju st so w e're on the sam e page (and s o I can rem em ber what we sa id w e'd do a w eek from now), I've sum m arized som e notes from our meeting today, if any of this looks incorrect to either of you, please holler.

AR226-2217 Chris E Shoop 11/28/2001 05:07 P M ....... ............... ........................... .

AR226-2369 N&aLl [u/iv^v^J '- `S i j i o L S4.'

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AR226-2544 UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION III 941 Chestnut Building Philadelphia, Pennsylvania 19107-4431 INVUiONMiNrAl O ffici ta Reply Refer Tot 3WC23 JAN 1 5 '698 CERTIFIED HAIL RETURN RECEIPT BROtTCfiTm Robert L.

AR226-2675 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 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 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 2001 ANNUAL C8 SAMPLING 2001 ANNUAL C8 SAMPLING 2001 ANNUAL C8 SAMPLING 2001 ANNUAL C8 SAMPLING-1996 ANNUAL C8 SAMPLING-1996 ANNUAL C8 SAMPLING-1996 ANNUAL C8 SAMPLING-1996 ANNUAL C8 SAMPLING-1996 ANNUAL C8 SAMPLING-1996 ANNUAL C8 SAMPLING-1996 ANNUAL C8 SAMPLING-1996 SRCNAME OUTFALL 004 OUTFALL 005 OUTLET 001 OUTLET 002 OUTLET 003 STREAM 1 MW-10 MW-4 MW-6 MW-9 OUTFALL 004 OUTFALL 005 OUTLET 101 STREAM 2 MW-10 MW-4 MW-6 MW-9 OUTFALL 004 OUTFALL 004 OUTFALL 005 OUTFALL 005 OUTLET 101 R-2 STREAM 2 EQUIPMENT BLANKS MW-4 MW-6 MW-9 OUTFALL 004 OUTFALL 005 OUTLET 101 STREAM 2 EQUIPMENT BLANKS MW-4 MW-6 MW-9 FIELD BLANKS MW-4 MW-6 MW-9 OUTFALL 004 OUTFALL 005 OUTLET 001 OUTLET 002 C8 results Envista 111104.xls THEME DATESMPL SMPLT Surface Water 5/29/1997 FS Surface Water 5/29/1997 FS Other liquid 5/29/1997 FS Other liquid 5/29/1997 FS Other liquid 5/29/1997 FS Other liquid 5/29/1997 FS Groundwater 5/28/1998 FS Groundwater 5/27/1998 FS Groundwater 5/27/1998 FS Groundwater 5/27/1998 FS Surface Water 6/2/1998 FS Surface Water 6/2/1998 FS Other liquid 6/2/1998 FS Other liquid 6/2/1998 FS Groundwater 5/20/1999 FS Groundwater 5/19/1999 FS Groundwater 5/19/1999 FS Groundwater 5/20/1999 FS Surface Water 6/3/1999 FS Surface Water 12/10/1999 FS Surface Water 6/3/1999 FS Surface Water 12/10/1999 FS Other liquid 6/3/1999 FS Groundwater 6/3/1999 FS Other liquid 12/29/1999 FS Blank Water 5/11/2000 EB Groundwater 5/11/2000 FS Groundwater 5/10/2000 FS Groundwater 5/10/2000 FS Other liquid 9/27/2000 FS Other liquid 9/27/2000 FS Other liquid 9/14/2000 FS Other liquid 9/14/2000 FS Blank Water 5/16/2001 EB Groundwater 5/16/2001 FS Groundwater 5/16/2001 FS Groundwater 5/16/2001 FS Blank Water 4/11/1996 FB Groundwater 4/11/1996 FS Groundwater 4/11/1996 FS Groundwater 4/11/1996 FS Surface Water 4/2/1996 FS Surface Water 4/2/1996 FS Other liquid 4/2/1996 FS Other liquid 4/2/1996 FS AR226-2675 LCL SAMPLE NUMBER TOP BOTTOM FILTERED CASNO ANALYTE RsItPost RsItVal UNITS Hit LAB ANALYTE WWK-OUTFALL 004 T 3825261 FC-143 13 13 ug/l 1 FC-143 WWK-OUTFALL 005 T 3825261 FC-143 41 41 ug/l 1 FC-143 WWK-001 POND OUTLET T 3825261 FC-143 80 80 ug/l 1 FC-143 WWK-002 POND OUTLET T 3825261 FC-143 <0.2 0.1 ug/l 0 FC-143 WWK-003 POND OUTLET T 3825261 FC-143 23 23 ug/l 1 FC-143 WWK-STREAM SAMPLE #1 T 3825261 FC-143 11 11 ug/l 1 FC-143 WWK-LLMW-10 T 3825261 FC-143 0.22 0.22 ug/l 1 FC-143 WWK-LLMW-04 T 3825261 FC-143 26 26 ug/l 1 FC-143 WWK-LLMW-06 T 3825261 FC-143 9.0 9 ug/l 1 FC-143 WWK-LLMW-09 T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 OUTFALL 004 T 3825261 FC-143 12 12 ug/l 1 FC-143 OUTFALL 005 T 3825261 FC-143 39 39 ug/l 1 FC-143 OUTLET 101 T 3825261 FC-143 54 54 ug/l 1 FC-143 STREAM #2 T 3825261 FC-143 15 15 ug/l 1 FC-143 WWK-G-LL-MW10 T 3825261 FC-143 0.15 0.15 ug/l 1 FC-143 IN WATER WWK-G-LL-MW4 T 3825261 FC-143 16.2 16.2 ug/l 1 FC-143 IN WATER WWK-G-LL-MW6 T 3825261 FC-143 1.32 1.32 ug/l 1 FC-143 IN WATER WWK-G-LL-MW9 T 3825261 FC-143 0.046 J 0.046 ug/l 1 FC-143 IN WATER WWK-OUTLET 004 T 3825261 FC-143 3.06 3.06 ug/l 1 FC-143 IN WATER WWK-LOCAL-004 T 3825261 FC-143 7.1 7.1 ug/l 1 FC-143 IN WATER WWK-LOCAL-005 T 3825261 FC-143 6.8 6.8 ug/l 1 FC-143 IN WATER WWK-LOCAL-005 T 3825261 FC-143 34. 34 ug/l 1 FC-143 IN WATER WWK-OUTLET 101 T 3825261 FC-143 15.0 15 ug/l 1 FC-143 IN WATER WWK-G-R-2 T 3825261 FC-143 0.552 0.552 ug/l 1 FC-143 IN WATER WWK-LOCAL LANDFILL STREAM II T 3825261 FC-143 10.7 10.7 ug/l 1 FC-143 IN WATER LCL-K-EQBLK T 3825261 FC-143 <0.029 0.0145 ug/l 0 FC-143 IN WATER LCL-G-MW-4 T 3825261 FC-143 10.0 10 ug/l 1 FC-143 IN WATER LCL-G-MW-6 T 3825261 FC-143 1.42 1.42 ug/l 1 FC-143 IN WATER LCL-G-MW-9 T 3825261 FC-143 <0.029 0.0145 ug/l 0 FC-143 IN WATER LCL-Z-OUTFALL 004(WEST STREAM) T 3825261 FC-143 4.73 4.73 ug/l 1 FC-143 IN WATER LCL-Z-OUTFALL 005(CENT STREAM) T 3825261 FC-143 13.3 13.3 ug/l 1 FC-143 IN WATER LCL-Z-OUTLET 101 T 3825261 FC-143 12.0 12 ug/l 1 FC-143 IN WATER LCL-W-STREAM SAMPLE N02 T 3825261 FC-143 4.12 4.12 ug/l 1 FC-143 IN WATER LCL-K-EQBLK-2 T 3825261 FC-143 0.028 J 0.028 ug/l 1 FC-143 LCL-G-MW-4 T 3825261 FC-143 1.40 1.4 ug/l 1 FC-143 LCL-G-MW-6 T 3825261 FC-143 3.0 3 ug/l 1 FC-143 LCL-G-MW-9 T 3825261 FC-143 0.039 J 0.039 ug/l 1 FC-143 FBLK T 3825261 FC-143 <0.1 0.05 ug/l 0 FC-143 MW-4 T 3825261 FC-143 39 39 ug/l 1 FC-143 MW-6 T 3825261 FC-143 15 15 ug/l 1 FC-143 MW-9 T 3825261 FC-143 0.14 0.14 ug/l 1 FC-143 OUTFALL 004 T 3825261 FC-143 13 13 ug/l 1 FC-143 OUTFALL 005 T 3825261 FC-143 39 39 ug/l 1 FC-143 001 POND OUTLET T 3825261 FC-143 61 61 ug/l 1 FC-143 002 POND OUTLET T 3825261 FC-143 72 72 ug/l 1 FC-143 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 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 None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS UDF None NS C8 results Envista 111104.xls LCL DRY LAB NUMBER RSLTMOD RESULT UNIT MDL PQL 2 MD791-005 13 UG/L 1.0 2 MD791-006 41 UG/L 2.0 2 MD791-001 80 UG/L 4.0 2 MD791-002 < 0.2 UG/L 0.2 2 MD791-003 23 UG/L 2.0 2 MD791-004 11 UG/L 0.5 2 MF994-004 0.22 UG/L 0.20 2 MF994-001 26 UG/L 5.0 2 MF994-002 2 MF994-003 < 9.0 UG/L 0.1 UG/L 1.0 0.10 2 MG023-003 12 UG/L 2.0 2 MG023-004 39 UG/L 4.0 2 MG023-001 54 UG/L 5.0 2 MG023-002 15 UG/L 2.0 1 3157423-1 0.15 UG/L 0.033 0.11 1 3157420-1 16.2 UG/L 0.60 2 1 3157421-1 1.32 UG/L 0.029 0.095 1 3157422-1 0.046 UG/L 0.028 0.095 1 3165944-1 3.06 UG/L 0.028 0.094 1 3289584-1 7.1 UG/L 0.29 1 1 3165945-1 6.8 UG/L 0.56 1.9 1 3289585-1 34.

RECYCLED AR226-2707 American Society of Mass Spectrometry (ASMS) Summary of DuPont Presentations ASMS Annual Meeting, 2004 Quantitative Determination of Extractable PFOA in Textiles and Carpets by LC/MS/MS Michael P.

EPL EXPERIMENTAL PATHOLOGY LABORATORIES, INC. 5A6 _ X7A3 Report Title PATHOLOGY PEER REVIEW AND PATHOLOGY WORKING GROUP REVIEW OF MAMMARY GLANDS FROM A CHRONIC FEEDING STUDY' IN RATS WITH PFOA PWG REPORT Data Requirement N/A Author Jerry F.

1W z m _ l ?

AR226-2991 Study Title Skin Irritation Tact with H-20056 in Rabbits Author John V.

AR226-3184 DuPont-4739 TRADE SECRET Study Title H-24616: Subchronic Toxicity 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations Volume 1 of 5 Laboratory Project ED: DuPont-4739 Test Guidelines: U.S.

M I M - , 33 7 489 Mn6-307 CHROMOSOMAL ABERRATION TEST RESULTS USING MAMMALIAN CULTURE CELLS 1.

TRADE SECRET Study Title A flcL & - $ 3 & DuPont-13202 T e st G u id e l in e s : OECD Guideline 111 A u th o r : Bogdan Szostek, Ph.D.

AR226-3374 m HASKELL LABORATORY Common Name: Ammonium Perfluorooctanoate (C-8) Chemical Name: Octanoic acid, pentadecafluoro-, ammonium salt CAS Registry No.: 3825-26-1 Chemical Structure: O D cc f 3 - c f 2 - c f 2- c f 2- c f 2- c f 2- c f 2 - - o -+n h 4 Physical Properties: Form: Molecular Weight: Boiling Point: Melting Point: Density: White powder 431 Sublimes @ 110C Recommended AEL 0.01 mg/m3 (8-hour TWA), skin General Toxicity Ammonium perfluorooctanoate (C-8) has moderate acute oral toxicity with an LD50 in rats of 470 mg/kg 1981b).

fs R R 6 _ 3 .3 67 OQOGSO fiR A S .6 - Job Category 08PE 08PE 08PE 08PE 08PE 08PE 08PE 08P 08PE 08PF 08PF 08PF 08PF 08PF 08PF 08PH 8PH 08PH 08P 08PI 08PI 08PI 08PJ 08PJ 08PJ 18PB 18PB 18PB 18PB 18PB 18PC 18PC 18PK W W APFO in Blood, 1989-90 Employee Num ber ppm PFO 0 .6 6 6 1.4 4 .3 1.5 5 .6 11.1 57 2 .9 2 .9 0.08 2 .7 0.81 5 .4 1.3 1.3 0 .6 7 0.72 2 .5 0.71 2 .8 1 0.19 0 ,1 2 0 .0 6 0 .6 5 0 .6 7 0.58 11 0 .7 2 1.7 0 .4 2 4 Num ber o f samples A verag e Minimum Maximum 33 2 .4 9 0.06 11.1 4 .3 5 2 .2 0 0 .9 0 1.75 0 .1 2 2 .7 2 1.06 4 .0 0 000651