Please contact meifyou want DuPont to conduct such a cross.check.

V Get. sam ples o f suitable surfactants from non-DuPont soured!

DuPont 2004 Multi-Media Sampling Plan WV and OH January 15, 2004 AR226-2354 EXP000190 Jammy 15,2004 DuPon, "Phase 2" Media to be Sampled bv DuPont in 2004 in WV and OH Air Private Water Sources Public Water Sources Soil Biota EXP000191 [above listing excludes sampling required by permit] January 1 5 ,2 0 0 4 DuPont DuPont Washington Works Area Air Modeling/Samnling Completed - Air dispersion modeling completed and updated for ambient air concentrations (Time periods: year 2002 and 9/02 - 8/03, AR226 and ECA docket) In-progress - Fence line sampling in progress to compare results from ambient air sampling and air dispersion modeling to understand how modeling predictions relate to measured ambient air concentrations EXP000192 January 1 5,2004 DuPont 3 Air Objective: Compare results from ambient air sampling to air dispersion modeling.

Wang - DuPont Co H.

AR226-2208 / f Roger J Zipfel 11/02/2001 11:17 AM To: Robert F Pinchot/DEV/AE/DuPont@DuPont co: Debbie J Mulrooney/AE/DuPont@DuPont Subject Re: C8 Particle Density Cj Debbie, I don't really understand what you are asking for.

AR226-2557 Andrew S Harden 05/23/2001 05:21 PM Robert l Ritchey/CL/DuPont@DuPont, Alison A Crane/AE/DuPont@DuPont, George To: Woytowich/CUDuPont@DuPont cc* Subject: information on Washington Works Facility received fe today.

Thanks, Dave Catherine A Barton y Catherine A Barton 03/12/2003 04:39 PM To: cc Subject Mark C Hause/DuPont@DuPont David M Rurak/AE/DuPont@DuPont, Charles J Zarzecki/AE/DuPont@DuPont Re: ISC Model Q Dave, Recall that we gave Ohio EPA our reference for how we are doing the modeling.

AR226-2182 Robert F Pinchot 08/22/2001 12:50 PM To: cc: Subject: Chris E Shoop/AE/DuPont@DuPont, Ta-Wei Fu/SE/DuPont@DuPont, Roger J Zipfel/AE/DuPont@DuPont Debbie J Mulrooney/AE/DuPont@DuPont, Stephen J Gissy/AE/DuPont@DuPont, David M Rurak/AE/DuPont@DuPont APFO Air modeling: Meeting Monday August 27th Chris, Ta-W ei, Roger, Debbie tells me she will have all the information that she needs to run a "final" current state air dispersion model by late this week.

DuPont de Nemours and Company ("DuPont").

AR226-2311 P PaulR Jann 03/13/2003 01:27 PM To: crc Subject: Catherine A Barton/AE/DuPont@DuPont Wilfred K Whitcraft/AE/DuPont@DuPont, Charles J Zaizecki/AE/DuPont@DuPont, Mark C Hause/DuPontQDuPont Re: air monitoring D Cathy.

Neither DuPont nor LPSD submitted any statement of factsfor the Court to consider.

Ann Bradley/STB/DUP@DUP, Andrea V MalinowsKi/AE/DuPontQDuPont, David M Rurak/AE/DuPont@DuPont, Robert L Ritchey/CUDuPont@DuPont Isidores J Zanikos/AE/DuPont@DuPont, George H Senkler_li7AE/DuPont@DuPont, John R Bowman/AE/DuPontQDuPont, Laura R Welter/AE/DuPorit@DuPont (bcc: Andrew S Hartten/AE/DuPont) WVDEP Letter Folks, Attached is the letter I received from George Dasher, WVDEP GIST member last week.

This sampling was not undertaken by DuPont and as such, DuPont cannot attest to the validity of any of the information provided in Attachment 2.

This sampling was not undertaken by DuPont and as such, DuPont cannot attest to the validity of any of the information provided in Attachment 2.

This sampling was not undertaken by DuPont and as such, DuPont cannot attest to the validity of any of the information provided in Attachment 2.