AfleLoLQ ,, 060/ TSCA NCIC Notification Form for CBI Documents Docket Number: Fri?

Laboratory R eport-R evision 1 Analytical Report o f Data for PFOS Dietary LC50 Study in Northern Bobwhite (Sera and Liver) Laboratory Report No.

AR226-2067 WASHINGTON WORKS INDUSTRIAL HYGIENE YEARLY REPORT l-0ct-1990 to 30-Sep-1991 Page 19 AREAS FLUOROCARBONS - HOMOPOLYMERS C-8/PC-143 070 C-8 RECOVERY BLDG DATES 3l-Jan-1991 NOTEBOOK; 53235,P049 DURATION 450 CONCt <0.03 MPB SAMPLE TYPE; P PERCENTAGE* 5* *> EMPLOYEE #03097 PERS CODE; 08PI C-8/FC-143 070 C-8 RECOVERY BLDG DATE* 5-Feb-1991 NOTEBOOK* 53235,P049 DURATION; 450 CONC: <0.03 MPB SAMPLE TYPE* P PERCENTAGE* 5X EMPLOYEE #03022 PERS CODE: 08PI C-8/FC-143 070 C-8 RECOVERY BLDG DATE; 15-Feb*1991 NOTEBOOKS 53235,P050 DURATION; 180 CONC: <0.03 MPB SAMPLE TYPE; A PERCENTAGE: 5X ** EMPLOYEE #00000 PERS CODE: C-8/FC-143 070 C-8 RECOVERY BLDG DATE; 25-Feb-1991 NOTEBOOK* 53235,P051 DURATIONS 450 CONC* <0.03 MPB SAMPLE TYPE* A PERCENTAGE* 5% *: EMPLOYEE #00000 PERS CODE: C-8/FC-143 070 C-8 RECOVERY BLDG DATE; 6-Mar-1991 NOTEBOOK* 53235,P052 DURATION* 450 CONC* <0.03 MPB SAMPLE TYPE* P PERCENTAGE* 51 ** EMPLOYEE #03022 PERS CODE: C-8/PC-143 070 C-8 RECOVERY BLDG DATE* ll-Mar-1991 NOTEBOOK* 53235,P052 DURATION* 450 CONC* 0,044 MPB SAMPLE TYPE; P PERCENTAGE: 8% ** EMPLOYEE #03097 PERS CODE: C-8/FC-143 070 C-8 RECOVERY BLDG DATE; 14-Mar-1991 NOTEBOOK: 53235,P053 DURATION; 450 CONC: <0.03 MPB SAMPLE TYPE: A PERCENTAGE; 5X C-8/FC-143 070 C-8 RECOVERY BLDG DATE* 25-Mar-1991 NOTEBOOK* 53235,P054 DURATION: 480 CONC; 0.141 MPB SAMPLE TYPE: A PERCENTAGE: 25* *; EMPLOYEE #00000 PERS CODE* *: EMPLOYEE #00000 PERS CODE: C-8/FC-143 071 MATERIAL HANDLER-WAREHOUSE *: DATE: 3-Apr-1991 NOTEBOOK: 53235,P055 EMPLOYEE #03964 DURATIONS 450 CONC: <0.03 MPB PERS CODE* 08PD SAMPLE TYPE* P PERCENTAGE: 5* C-8/FC-143 100 PERSONAL SAMPLE DISPERSION PAC *: DATE: 17-Jan-1991 NOTEBOOK: 53235,P046 EMPLOYEE #01591 DURATION: 420 CONC: <0.03 MPB PERS CODE: 08PH SAMPLE TYPE: P PERCENTAGE: 5* RJZ004645 EID078549 WASHINGTON WORKS INDUSTRIAL HYGIENE YEARLY REPORT l-Oct-1990 to 30-Sep-1991 l-Nov-1991 Page 20 AREAS FLUOROCARBONS - HOHPOLYMERS | C-8/PC-143 100 PERSONAL SAMPLE DISPERSION PAC *t DATEs '6-Feb-1991 NOTEBOOK: 53235,P049 EMPLOYEE #10082 DURATION; 450 CONC; <0.03 MPB PERS CODE: 08PH SAMPLE TYPE; P PERCENTAGE: 5% C-8/FC-143 100 PERSONAL SAMPLE DISPERSION PAC *s DATE: ll-Feb-1991 NOTEBOOKS 53235,P050 EMPLOYEE #10129 DURATION: 450 ONCs <0.03 MPB PERS CODE: 08PH SAMPLE TYPE: P PERCENTAGE: 5X C-8/FC-143 102 FINE POWDER DRYER OPERATOR DATE: 3-Jan-1991 NOTEBOOK: 53235,P044 DURATION: 435 CONCs <0.03 MPB SAMPLE TYPES P PERCENTAGE; 5% *i EMPLOYEE #04924 PERS CODE: 08PI C-8/FC-143 102 FINE POWDER DRYER OPERATOR DATE: 10-Jan-1991 NOTEBOOK: 53235,P045 DURATIONS 450 CONC: 0.047 MPB SAMPLE TYPE: P PERCENTAGES BX EMPLOYEE #10082 PERS CODE: 08PI C-8/FC-143 102 FINE POWDER DRYER OPERATOR DATE: 28-Jan-1991 NOTEBOOK: 53235,P047 DURATION: 465 CONC: 0.140 MPB SAMPLE TYPE: A PERCENTAGE: 25% *: EMPLOYEE #00000 PERS CODE: C-8/FC-143 102 FINE POWDER DRYER OPERATOR DATE: 4~Feb~1991 NOTEBOOK: 53235,P049 DURATION: 450 CONC: 0.105 MPB SAMPLE TYPE: P PERCENTAGE; 191 *: EMPLOYEE #04931 PERS CODE: 08PI C-8/FC-143 102 FINE POWDER DRYER OPERATOR DATE: 15-Feb-1991 NOTBBOOK: 53235,P050 DURATION: 450 CONC: <0.03 MPB SAMPLE TYPE: P PERCENTAGE: 5X EMPLOYEE #10044 PERS CODE: 08PI C-8/FC-143 102 FINE POWDER DRYER OPERATOR DATE: 28-Feb-1991 NOTEBOOK: 53235,P052 DURATION: 450 CONC: <0.03 MPB SAMPLE TYPE: P PERCENTAGE; 5% *: EMPLOYEE #03964 PERS CODE; 08PI C-8/PC-143 102 FINE POWDER DRYER OPERATOR DATEs 3-Mar-1991 NOTEBOOK!

AR226-2092 IndustrDiaaltHa ygiene AR226-2092 TestResults Sample Date Range Concentration Range Action Level Industrial Hygiene 1/1199 12/31/99 100% Sample Dt Sample# Duration Type Employee Name BTO: 08 TEFLON LOG: Q45 BLDG. 162ROOF-GENERAL m m goss 255 A 8/17/99 916S 360 A 8/17/99 9168 360 A 8/10/99 9167 360 A 11/399 9267 300 A Pete Chemical C-a/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-3/FC-I43 BTO: 08 TEFLON LOC: 048 B-162 OUTSIDE SMOKING AREA - 2ND LEVEL 1/25/99 8581 390 A 4/12/99 8888 360 A 4/14/59 8692 360 A 7/13/99 9104 360 A 11/3/99 9268 380 A 12/15/99 9318 360 A C-8/FC-143 C-a/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-6/FC-143 BTO: 08 TEFLON LOC !

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AR226-2159 Robert F Pinchot 07/12/2001 12:33 PM To: David M Rurak/AE/DuPont@DuPont, H David Ramsey/SE/DuPont@DuPont, Stephen J Gfesy/AE/DuPont@DuPont, Robert L Ritchey/CL/DuPorrt@DuPont, John J Mentink/CL/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont, Bernard J Reilly/AE/DuPont@DuPont, John R Bowman/AE/DuPont@DuPont, Andrea V Maiinowski/AE/DuPont@DuPont, Oscar T Garza/AE/DuPont@DuPont cc: Maurice Astorga/AE/DuPont@DuPont, Debbie J Mulrooney/AE/DuPont@DuPont, Catherine A Barton/AE/DuPont@DuPont Subject: Air dispersion modeling strategy I have talked with a number of people yesterday and today concerning modeling of APFO emissions from Washington Works.

AR226-2210 Robert Pinchot 11/05/2001 03:02 PM ________ ____________________ To: Debbie J Mulrooney/AE/DuPont@DuPont, Steven L Grise/AE/DuPont@DuPont, Mary A Kaiser/AE/DuPont@DuPont, Ron J Buchanan/AE/DuPont@DuPont>Roger J Zipfel/AE/DuPont@DuPont cc: Ta-W ei Fu/SE/DuPont@DuPont, Bernard J Reilly/AE/DuPont@DuPont, David M Rurak/AE/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont, Robert L Ritchey/CL/DuPont@DuPont, Charles J Zarzecki/AE/DuPont@DuPont, Stephen T Breske/AE/DuPont@DuPont Subject: Mulit Media Consent Order APFO data requirements It looks like we are getting close to agreeing on the requirements for a Consent order between the W V Dept, of Environmental Protection, the W V Department of Health and Human Resources, and DuPont.

AR226-2330 DISPERSION MODELING PROTOCOL Plant-wide C8 Emissions DuPont Chambers Works Facility Deepwater, New Jersey Prepared by: DuPont Engineering Technology (DuET) Environmental Section Wilmington, DE 19898 April 9,2003 E ID 747779 DuPont Chambers Works Air Quality Modeling Protocol The following sections describe the dispersion modeling methodology to be employed in order to assess the locations o f maximum ambient air concentrations resulting from C8 emissions at the DuPont Chambers Works facility located in Deepwater, New Jersey. . 1. .

AR226-2521 C-8 DATA SUMMARY REPORT CONSENT ORDER GWR-2001-019 DUPONT WASHINGTON WORKS FACILITY AND LOCAL, LETART AND DRY RUN LANDFILLS ') Dale: February 2003 Project No.: 7423 18983753.00036 CORPORATE REMEDIATION GROUP An Alliance between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 A SH 021621 BID639853 0 -8 Data Summary Report Table of Contents TABLE OF CONTENTS Executive Summary.... ,......................................... 1.0 Introduction ............................... 1.1 Document Organization....................... 2.0 C-8 Analyses and Analytical Reporting,,...,,,,, 2.1 Independent Quality Assurance Review 3.0 Washington Works Facility....... .......................................... .......-.................... 7 3.1 Introduction...................................................................... ................................ 7 3.2 Task A: Groundwater Well and Water-Use Surveying and C-8 Sampling,...,.,,,............................................. ...................................................... 7 3.2.1 One-Mile Radius Sampling............................... 7 3.2.2 Two-Mile Radius Sampling.... ................. 8 3.2.3 Ohio One-Mile Sampling.................................................................... 9 3.2.4 Ohio Two Mile Sampling ................. ................................... --9 3.3 Task B: Assessment of Existing Groundwater and Surface-water Monitoring Data....... ...................,...,............................................................ 10 3.3.1 Monitoring o f C-8 in Groundwater and Surface Water.....................10 3.3.2 Ohio River Water Quality,.....,...................................... 12 3.3.3 Public Water Supply Sampling.............................................. .. 13 3.4 Task C: Plume Identification/Groundwater Assessment..................14 3.4.1 Installation ofNew Wells at the Washington Works Facility...........14 3.4.2 Hydrogeologic Testing of New Wells at the Washington Works Facility...................................................... 14 3.4.3 Washington Works Groundwater Model Refinement....... ......... 15 3.4.4 Surface-water Field Reconnaissance at the Washington Works Facility........ ........................... 15 3.4.5 C-8 Monitoring in Groundwater and Surface Water at the Washington Works Facility...................................... 15 3.4.6 Washington Works Facility Site Conceptual Model Refinement....,..,....,....,........,.,.........,........ 16 3.5 Revised Site Conceptual Model......................... 16 3.5.1 Current Environmental Setting...........................................................16 3.5.2 Current Human Health and Ecological Exposure Pathways............. 21 3.6 Washington Works Facility Summary............. 24 4.0 Local Landfill................................... . ****>**!

AR226-2561 September 4, 2001 Samantha P.

AR226-2615 AR226-2615 Draft This report was not issued as shown, but was incorporated into larger Chambers W orks report under the Consent Order.

AR226-2735 TRADE SECRET Study Title eval USING uation of th THE MODIFIED eCS-T8bUioRMd e grad TEST a b il it (OECD yo 301 f B) Author John T.

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FOR DU PONT USE ONLY AR226-2962 Du Pont HLO 432-91 Study Title Skin Sensitisation Test with A n p f l H H n i n Guinea Pigs Study Completed On July 31, 1991 Contracting Laboratory Pharmakon Research International, Inc.

FOR DU PONT USE ONLY AR226-2966 Du Pont HLO 706-91 Study T itle 100-Person Repeated In s u lt Patch T est w ith Study Com pleted On October 11, 1991 C ontracting L aboratory B iosearch, In c.