Ohio River Public Water Systems Well Field Results Range in ug/L From Upriver To Downriver w/ Respect To Facility: - Belpre (3 m. up): NQ (<.05) to .107 - Blenls.

AR226-2545 WVD045875291 DUPONT WASHINGTON WORKS RESPONSE TO EPA RFI WORK PLAN NOTICE QF DEFICIENCY (KOD) COMMENTS An NOD letter dated 1/15/98 concerning the 9/24/97 DuPont Washington Works RFI Workplan, was received from Region III EPA on 1/20/98.

AR226-2780 FOR DP PONT OSE ONLY Copies Co: E.

AR226-2788 C-8 ALTERNATES: MATERNAL AND DEVELOPMENTAL TOXICITY IN THE RAT (PRELIMINARY STUDY, BY GAVAGE) HASKELL LABORATORY REPORT NUMBER 441-84 Copies Company Sanitized.

AB C 1 Command Vehicle Req (ARFF) 2 ACC 21,219 3 AMC 20,615 4 AFMC 16,544 5 AFSPC 10,102 6 AFDW 2,210 7 USAFA 322 8 AETC 10,324 9 AFGSC 10,496 10 AFRC 8,803 11 AFSOC 2,916 12 PACAF* 20,055 13 USAFE 17,557 14 ANG 53,306 15 AFCENT 9,640 16 AFCEC/CXA 54 17 Total 204,163 18 * Includes 280 gallons for 4F9FX Mobility UTC at JB PH-H 19 ** Tote calculation based on 265-gallon totes D Vehicle Req (Structural) 1,300 945 1,546 910 80 0 1,140 460 250 300 725 2,495 0 0 0 10,151 E Empty Totes** 264 296 205 128 27 5 136 127 104 49 277 237 638 131 1 2,625 F Resupply Req (Gallons) 21,219 20,615 16,544 10,102 2,210 322 10,324 10,496 8,803 2,916 20,335 17,557 53,306 9,640 550 204,939 GH O&M Cost $918,498 $885,675 $727,314 $443,394 $94,500 $13,524 $457,548 $450,492 $374,976 $128,772 $945,645 $865,007 $2,238,852 $443,440 $11,550 $8,999,187 1 AFFF Stockpile (Gallons) 50,446 41,990 56,225 22,530 2,490 55 14,995 26,460 14,355 5,881 54,000 18,340 87,755 9,740 50 405,312 J 55 Gallon Drums 394 391 737 145 0 1 68 178 68 12 220 27 396 60 0 2,697 K 5 Gallon Pails 2,246 1,898 1,268 1,721 498 0 1,155 1,104 150 225 6,644 1,019 3,285 322 0 21,535 US00005072 LM Other Trailers, Tanks Effluent 1 (total gallons) (Gallons) 2 17,555 67,557 3 11,920 64,680 4 9,350 54,270 5 6,125 33,036 6 0 6,870 7 0 966 8 5,480 34,392 9 9,550 32,868 10 9,865 27,159 11 2,856 9,648 12 8,680 62,340 13 11,760 60,156 14 49,055 159,918 15 4,830 28,920 16 0 162 17 147,026 642,942 18 19 US00005073 Cell: J14 Comment: MATLOCK, KEVIN W GS-13 USAF AFCEC AFCEC/CXF Stewart ANG Base has 3 totes of AFFF.

Withheld in Entirety US00005735

Withheld in Entirety US00006522

ENVIRONMENTAL PHYSICAL/CHEMICAL, FATE, EFFECTS AND MONITORING STUDIES FOSA BACK TO COMPOUNDS S TU D Y TITLE LABORATORY OR AUTHOR DATE COMPLETED TYPE Environmental Fate and Transport H ydrolysis Reactions of P erfluorooctanesulfonam ide (FOSA) 3M Environm ental Lab The 18-Day A erobic Biodegradation Study of Perfluorooctanesulfonyl-Based C hem istries _______________________________________________________________ 1 Pace A nalytical Services, Inc. 04/03/01 2/20/01 R obust sum m ary, final report R obust sum m ary, final report

ENVIRONMENTAL PHYSICAL/CHEMICAL, FATE, EFFECTS AND MONITORING STUDIES COMBUSTION BACK TO COMPOUNDS STUDY TITLE LABORATORY OR DATE AUTHOR COMPLETED TYPE Environmental Fate and Transport Executive Summary Flurochemical Decompostion Processes.

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

Ar s.us _0608.

A R 6 _ 06Gi- N-Et FOSE alcohol Teratology- c, 000451 HAZLETON L A B O R A T O R I E S A M E R I C A .

TSCA NCIC Notification Form for CBI Documents Docket Number: _ f i t ?

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.Wildlife International Ltd. 1- li Project Number 454A-105 PFOS: A 96-HOUR STATIC ACUTE TOXICITY TEST WITH THE FRESHWATER MUSSEL (Unio complamatus) ADDENDUM WILDLIFE INTERNATIONAL, LTD.