*4 &2ZC- 0 3,,C:c; Bernard J Reilly on 05/07/2001 08 38 AM i 33 15/gusm a edu r - a ty ^ w im n^tcntrust com, esioia@ thefoliogrsup com, rm rsillygbellatla ntic net May -i 3err Lovely day, was cmliy with frost at 0430.

3M FLUOROCHEMICAL SUBMISSIONS February, 2002 - May, 2004 INDEX OF 3M'S 2002-2004 AR-226 DOCKET SUBMISSIONS BY DATE Back to Menu July 2003 Click on Study Title to View Report July 9, 2003 Page 1, 2 July 9, 2003 Submission Cover Letter Final Report, NIOSH Health Hazard Evaluation for Perfluorooctanoic Acid and Perfluorooctane Sulfonate, NIOSH HETA 20010235, July 31, 2001.

Attachments to Letter to C.

/\@-3,3yts f 3 ( p PFOS: A REPRODUCTION STUDY WITH THE MALLARD FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

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DuPont Modeling Methodology and Results DRAFT Shimizu Site June 2003 AR226- 06/02/03 IO GJ GJ About the Model Industrial Source Complex Short Term 3 (ISCST3) Sold/used globally, Including in Japan http://www.phoenix-r.co.jp/products/products.htm Input Stack height, diameter Flowrate, temperature Mass of pollutant (kilogram per hour) Local meteorological data (Shlzouka 1997, 98, 99) Output Ambient air concentrations in ug/m3 Max values and locations outside the property line CAB000376 Prevailing wind -- *> R HD H CAB0OO377 Ambient annual ground level concentration in ug/m3 Model Calculations i Ambient air concentrations based onGaussian Equation Concentration a function of a vertical term and a i dispersion term i Vertical term based on stack height, receptor elevation, plume rise, mixing i B H O H Dispersion parameters describe distribution of pollutant in lateral and vertical CAB000378 m Ha<H1 ir CABO0037 9 Shimizu Modeling Inputs Stack Parameters Source ID 1 2 3 4 ssmPmPccoraarresuupp-tbbs))-scbbcreeurrrub((bbccbeaaerllDeereeeddxsxi""tciAAtfroiCfCportrifSSoifninccnerreuupbbpobboweewdrrd''eoeornnr DBCScrubber MP-2scrubber location DPlant DPlant pcolaEpnoPMtlyflaPomn-rp2teoP:rwbcFtuoydAippeldaoerinnlymdgm:iFceErroP- OOOOppppeeeepppprerrreeeOdddrdrrraaaappppaaaaptttteeeeyyyyeeeee,,rr,,rrssssryayy2y2112222eeete0788i44o44aaaa0000nrrrrhhhhddddsooooaaaauuuuyyyyrrrrssssssssj Height, m - Diameter, m 8 0.68(1) 15 0.6 18,2 0.6 16.1 10.6 assumed Flowrate m3/hr 2400 9600 1620 7500 r~ N> (1)GivenInemailof4/17/03from Hidetaka Hlromatsu: 600sommsquaredlametTer.

P-1 A H A M - 3-T 70 INVESTIGATION OF PERFLUOROCHEMICAL (PFC) CONTAMINATION IN MINNESOTA PHASE ONE Report to Senate Environment Committee Fardin Oliaei, Ph.D., Former Emerging Contaminants Program Coordinator Don Kriens, M.S., P.E., Principal Engineer Katrina Kessler, M.S., Staff Engineer February 2006 er i CO CO 000003 P-2 Contents EXECUTIVE SUMMARY INTRODUCTION PART I.

ff 12 M ay 2006 C O RECEIVED OPPI CRIC mm\% & Andrea V.

of Katherine E.

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l3^l-ll07-39f 3>o( November 20, 2007 DuPont Haskell Global Centers for Health and Environmental Sciences Elkton Road, P.O.

STLS F V F R N TRENT STL Chicago 2-117 Rond Street University Park, IL 60466 Tel: 708 534 5200 Fax; 708 534 5211 www.stl-inc.com V E R N T R E N T L A B O R A T O R IE S A N A L Y T IC A L R E PO R T JOB NUMBER: 233.2 5 P r e p a r e d 'For : W e s t o n .

2003 JUL- 7 AM10:59 \ # f(f0 2 May 2003 ?.

3M ENVIRONMENTAL LABORATORY REPORT NO.

310 Bos Sfregi Dacotur.