aN : eT ba mevan aopr E

eororol ines coun WILMINGTON.

- A226-/633 C-8 IN OFF-PLANT WATER SYSTEMS NONE DETECTED IN UPSTREAM PUBLIC WATER SYSTEM, o NONE DETECTED IN WASHINGTON WORKS' DRINKING WATER. o DETECTABLE LEVELS FOUND IN TWO DOWNSTREAM PUBLIC WATER SYSTEMS.

AR226-2083 .,_..:-;;^.-.' . .,^^^.

98E6T2.aia eTeoooavo AR226-2369 w'y?

WASHINGTON WORKS - PERMIT WV0001279 TREATED SUPERNATE DISCHARGE THROUGH FILTER SYSTEM (Letter, R- L Rilchey to Ms.

AR226-2506 ASH010154 ASH010155

AR226-2545 WTO04587S291 DOPOHT WASHINGTON WORKS RESPONSE TO EPA RFI WORK PLAN NOTICE OF.DEFICIENCY (NQDl_eOMMENTS An MOD lefcfcer dated 1/15/98 concerning the 9/24/97 DuPonfc Washington III Works RFI Werkplan, was received from Region EPA on 1/20/98.

AR226-2642 31 AR226-2642 Shimizu C8 Modeling Results -10/4/04 Scenario PlanB-1 (w/oDBS) Plan B-2(w/o DBS) Plan B-3, DBS @95% Plan B-3, DBS @96% Plan B-3, DBS @98% Plan B-4, DBS @95% Plan B-4, DBS @96% Plan B-4, DBS @98% Maximum Annual Average (all concentrations in ug/m3) 1997 0.836 0.637 0.283 0.234 0.099 0.191 0.161 0.076 1998 0.992 0.762 0.338 0.279 0.118 0.233 0.196 0.092 1999 0.824 0.622 0.276 0.228 0.097 0.184 0.154 0.074 Note: All maximum predicted annual average concentrations occur on the plant fenceline.

AR226-2759 Haskell .1ASKELL I.

AR226-2828 E.

Copies Co * Haskell L a ET i> borato r d y u f F o o r nt T de oxic Nemou ology r s a n a d n d I r i Comp dust a r ny ia 1 Medicine HASKELL LABORATORY REPORT NO. 1003-76 MR 1 NO 1\ Material Tested *3 Haskell No 10,642 Sample Ready for Testing 9-28-76 Other Codes Materia y\--------KlHHUiH ^oepareiiient, PRIMARY SKIN IRRITATION AND SENSITIZATION TESTS ON GUINEAjPIGS Procedure: The test for primary Irritation was conducted by applying, and lightly rubbing in, 1 drop 100% material as received and a 10% solution (vol/vol) of the test material in distilled water on the skin of ten male albino guinea pigs.

FOR DU FONT USE ONLY AR226-2901 Copies to E.

Study Sponsor: Issue Date: Document Reference No.: ATOCHEM 2-NOV-87 98797 AR226-2933 Acute Toxicity to Daphnia Magna Author(s): A.M.

AR22G - 3272 454 ARage _ 3274 DuPont9478 --~ `TRADE SECRET Study Title (OY ric Tosicty '90-Day Oral Gavage Study in Rats Volume 1of3 - Laboratory Project ID: DuPont-9478 "Test GUIDELINES: U.S.