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L P h o n e : (814) 231-8032 BACK TO MAIN Fax: (814) 231-1253 or (814) 231-1580 Analytical Report FIuorochemical Characterizationof DrinIking Water Samples Columbus, GA (W2336) Centre Analytical Laboratory Report No. 023-007F (Revision 2) (Revision Date 3/21/01) Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 1680'1 3M Environmental Laboratory Contact Kent R.

AR226-2264 |&I ?

AR226-2340 Item 10: Monitoring - Fluoropolymers EPA Data Needs: (Draft 9-21-03) Data Need LOI Commitment Manufacturing Releases Data on releases to air, water, wastewater, landfill leachate Information on release of PFOA to air, water, wastewater, landfill leachate from manufacturing facilities Continued monitoring of releases Manufacturing Sites Concentration of PFOA in air, surface water, groundwater, soil, biota, wastewater, landfill leachate at manufacturing facilities Surface water, groundwater, wastewater, landfill leachate concentrations at manufacturing sites Limited biota data Modeling of PFOA in air Additional data needs beyond LOI .EPA Proposal to Address Data Needs Manufacturing none Monitored concentrations of PFOA in air, soil, additional biota Screening level monitoring of PFOA in air to quantif concentration and extent Screening level monitoring of PFOA in biota (eg. fish aquatic species, plants, herbivores, avian, terrestrial s manufacturing facilities Item. 10: Monitoring - Fluoropolymers EPA Data Needs: (Draft 9-21-03) Data Need Off Site from Manufacturing Concentration of PFOA in air, surface water, groundwater, soil, and biota down gradient from manufacturhg facilities LOI Commitment PFOA concentrations in surface water and groundwater from manufacturing sites Additional data needs beyond LOI Monitored concentrations of PFOA in air, soil, additional biota Limited biota data Modeling of air contamination EPA Proposal to Address Data Needs Monitoring of PFOA in air to quantify concentration and ex of off site contamination Additional groundwater monitoring, similar to Washington Works, to quantify PFOA in groundwater of&ite contamina at additional manufacturing sites, Groundwater samples s be collected to determine the extent and level of contamina away fro.rn.ttie ske Soil sampling for PFOA to quantify and determine axtent o site soil contamination Monitoring additional biota for PPOA (plants, herbivores, avian terrestrial species, fish and other aquatic species)nea manufacturing facilities Item 10: Monitoring - Fluoropolymers EPA Data Needs: (Draft 9-21-03) Data Need Use Releases Information on release ofPFOA to air, water, wastewater, sludge from use facilities LOI Commitment Composite information on process releases from user facilities representing different use industries Modeling of releases from user facilities (carpet initially) Additional data needs beyond LOI EPA Proposal to Address Data Needs Use Monitoring data on release of PFOA to air, water, wastewater, sludges from processing/use facilities Screening level monitoring studies to measure PPOA r to air, water, wastewater, and sludgesat representative sites.

AR226-2408 INTEROFFICE MEMORANDUM Date: From; Depts Tel No: TO; William E.

AR226-2565 EGA Technical Subgroup Monitoring Landfill Monitoring and Exposure Summ Goal for Today Understand the contribiition of landfills PFOA levels in the environment Environmental Assessment F Manufacturing Facilities/Land 1.

AR226-2770 FOR DD POUT USE ONLY Haskell E* I. du Font de NeB-ure and Co,, Inc. laboratory for Toxicology and Industrial Elkton Road, P. 0.

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ARR26 _ 1492 13 ff: DuPont13309 Perfluorooctanoic Acid: Lactational and Placental Transport Pharmacokinetic Study in Rats `Work Request Number 14787 Service Code 1569 Protocol Haskell Animal Welfare Committee Number: <> g 5L7?

AR226-1536 FTE The MSDS format adheres R mS nRL te to the standards and regulatory requirements aertat S2_2--5 aun shot nae 3 sarees oeFereiei SerarlTTaemisie--sion ------ PsR ome 1a 8 sotetared S-- esdumaek of Dupes.

AR 226 _ 0808 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity: ArefmeirxrteudretocaonstPaiFnOiSng, pFeCr-f8l5u,oroorocatsanaescuolmfponoanteen,twhoficFhC-m2a0y6CalEs.o b(1eOctanesulfonic acid) (CAS # 2795-39-3).

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