3M (entrai Offices 3M ( enter St.

2^071 'n P " >- - . .. it PFOS: A 96-HOUR STATIC-RENEWAL ACUTE TOXICITY TEST WITH THE SPRING PEEPER TADPOLE (Pseudacris crucifer) FINAL REPORT P-1 WILDLIFE INTERNATIONAL, LTD.

3M 3M Environmental Laboratory Project No.

TSCA SANITIZED P-1 filili- 5% 33 CHARLES RIVER LABORATORIES (M in k a !

4 JON S.C O R Z IN E G overnor ?

fig w u rv flle M a te r friP o a a s ANALYTICAL REPORT PFOA/PFOS A nalysis Lot#: D7L140421 Nicki Smith Q C L a b o ra to rie s , In c . 1205 Industrial Highway Southampton, PA 18966 TestAmerica Denver G ailD eR u Project M anager January 7, 2008 4955Yarrow Street Arvada, CO 80002 tel303.736.0100 fax303.431.7171 www.te5tamericainc.com DEP2-SDWB-000460 Case Narrative D7L140421 TestAmerica Denver utilizes USEPA approved methods in all analytical work.

TestAm enca TH E LEADER IN ENVIRONMENTAL TESTINO ANALYTICAL REPORT PFOA/PFOS Analysis Lot#: D7J040207 Laura Vancho/Jane Hanuszczyk NJ American W ater 213 Carriage Lane Delran, NJ 08075 TestAmerica Denver Gail DeRMzzo Project Manager October 2 2 ,2 0 0 7 \ 4955 Yarrow Street Arvada, CO B0002 tel 305.736.0100 fax 303.431.7171 www.testamerlcalnc.com NJAW0005: Table Of Contents Standard Deliverables Report Contents Standard Deliverables The Cover Letter and the Report Coverpage are considered integral parts o fthis Standard Deliverablepackage.

M 2.3.6. 0663 N-EtFOSA Pharmacokinetic - / 000475 HAZLETON WISCONSIN P O S T OFFICE B O X 7545 M A D IS O N.

/W .S i6-067S Centre Analytical Laboratories, Inc 3 04 8 Research Drive Phone: (814) 231-8032 State C ollege, PA 16801 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorocheraicai Characterization of Surface Water Samples Port St.

M AS6 - 07- ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE___________________________ Identity: Mixture containing periluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CF-X or FC-203CF. (1-Octanesulfonic acid) (CAS #2795-39-3).

FT,-143 Comparison Results W a s h in g to n W o rk s Q u a rte rly f 'f l ru m p lin g 1Q01 <.irnp Irl GAl IFRV RANNf Y w rsT w Eu rie tD # i GALLERY RANNtY w est w F iirin n n BV ANK IC S LCSD MS MSD notes RPR PFNA - relative percent recovery (%) for the surrogate standard perfhjorononanoic acid which is spiked m'o each sample and associated quality control sample during sample preparation for analysts LCS'LCSD * laboratory conimi sptkr/laboratory control spike duplicate rna'rt sptke/malmr spiknduplicate NA - samnle noi included tn bah h analysis r,r rrn (histon*. r-n (' ) units ug/l 399 ug/l 548 ug/L 1 58 RPR PFNA RPR PFNA RPR PFNA RPR PFNA RPR PFNA RPR PFNA RPR PFNA RPR PFNA 18 16 18 12 9 NA 16 19 oc fprnpospd TOP) 183 309 4 15 97 101 80 110 96 91 NA NA CO u lJ C O U) 00Q005 prepared for John Bowman on 5/17/01

fitk - I '700 ENCLOSURE 4 ~0 to DescriDtion of the 3M Decatur Inactive Landfill Containment Structure --------------------- k ---------------------------------------------------------------------------------------------------------------------------------------------------------------- --------------------------------- -- , o 50 "t3 m o -H rn At the 3M Decatur site, a RCRA interim remedial measures (IRM) program is q% currently underway to construct a containment structure for an inactive landfill, cirhis IRM program is being undertaken by 3M pursuant to an IRM Work Plan that was approved by the Alabama Department of Environmental Management (ADEM) on December 16, 2002.

GROUND-WATER IN V E S T IG A T IV E PROGRAM AT WOODBURY, MINNESOTA J a n u a ry , 1967 Palm er v3M Com pany -22.I EXHIBIT EUGENE A .