Buck - DuPont 2003 APR -9 PH 2- 25 <W k Chemical Solutions Enterprise P.

Does not contain TSCA CBI HASKELL LABORATORY FOR TOXICOLOGY AMD INDUSTRIAL KSDZCZHB DuPont HLR 821-95 STATIC, ACOTB 96-BOOR SCREENING TEST OF H-21460 TO FATHEAD XZNNOWS, Plairiulai promalas.

Ritchey Senior Environmental Control Consultant B.I. duPont de Nemoucs & Company Washington WosHs P.O.

DuPont's letter on the CBI issue also is enclosed.

Ann Bradley/STB/DUP@DUP, Laura R Walter/AE/DuPont@DuPont (boc: Andrew S Hartten/AE/OuPont) Ohio River Data Summary Dave, As per your request, the following summarizes all available final Ohio River surface water sampling results.

Robert Rickard DuPont Haskell Laboratory Elkton Road, P.O.

Malinowski Enclosures Paper copy Pascagoula Baseline Study/Report for First Chemical Corporation (October 2006; Project No. 18984786.06051/508800) [40 pages] CD titled DuPont FYI Submission (10.16.06) - Pascagoula Baseline Study/Report E.l. du P on t de N e m o u r s and C o m p a n y

Malinowski Enclosures Paper copy Pascagoula Baseline Study/Report for First Chemical Corporation (October 2006; Project No. 18984786.06051/508800) [40 pages] CD titled DuPont FYI Submission (10.16.06) - Pascagoula Baseline Study/Report E.l. du P on t de N e m o u r s and C o m p a n y

AR226-2282 t iTM -, Debbie J Mulrooney 05/03/2002 03:23 PM To: D JRO BERTS@ m ail.dep,state.w v.us cc: Bernard J Reiliy/AE/DuPont@DuPonL Robert F Pinchot/DEV/AE/DuPont@DoPont Subject Little Hocking Receptor Grid Dave, In our meeting in Charleston last w eek you asked if 1could provide to you the receptor grid that I used for modeling deposition in the Little Hocking watershed (as shown in Figure 3 in our draft report).

DuPont-14809 ; 73 page s ~ 3~r 5 so8

Robert Rickard DuPont Haskell Laboratory Elkton Road, P.O.

Page 1of 2 C erapaT* Sanitised- Does not contain TSCA CB1 DuPont-3101 H-24108: STTAOTDICa,pAhnCiaUmTEag4n8a-,HCOOUNRTSINCUREEDENING TEST RESULTS Bhtsd5iihnnoaa0arldptt0osuhhh0eutneeindgoomi55hnodc00gosnso0/0,uLilvrtnoamiettrnshsteguhdtpse/haeteL5lrtcseo50ottos0uei0btlvgs.u0smethtemliIsorygomovgu.

Page 1 of 2 not contain TSCA CBl C o m p aq Sanized -DoSS DuPont HL-1997-00261 HASKELALNLDAIBNODRUASTTORRIAYLFMOERDTICOIXNIECOLOGY STATIC, ACUTE 48-HOUR SCREENING TEST O F H-22274 RESULTS Based on visual observations, the water control solution was clear and had no cotor.

AR226-2283 M ark H R u ssell 05/06/2002 11:20 AM To: Catherine A Barton/AE/DuPont@ DuPont cc: Subject: M odeling so il concentrations Cathy, I tried calling you but you w eren't in.

DuPont Engineering AR226-2575 DuPont Engineering Barley M il P la za -B ld g . 27 Lancaster Pike &Rte, 14!