CorporatHeealthPhysics 3M Center2,20-2B-02 CorporatoeccupationMaeldir-ine PO Box33220 CorporatPeroductResponsibility St.PaulM,N 55133-3220 CorporatTeoxicology 6517331110 3M MedicalDepartment FluorochemicaElxposure(Serum)AssessmentofDecaturChemical and FilmPlantEmployees Historicalelmyp,loyeesatthe3M Decaturchemicapllanthavevoluntariplayrticipaitned a biennialfluorochemicalmedical surveillancperogram.

EFFECT OF SELECTED PERFLUORO-COMPOUNDS P-OXIDATION KendalBl.WallaceP,h.D.

CAS Number 2991-51-7 3M Company Voluntary Use and Exposure Information Profile Perfluorooctane sulfonamido ethyl acetate I.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfoniaccid)(CAS # 2795-39-3).

R205 ATtotxaiccohlmoegnytsSttuodLieetstaenrdtoOCt.heArueIrnfdoartmeadtiMoanyon25P,F2O00A0 [[ amonrotors| Update to Submission ofMay 18" 1) tLeetrtaetrolforgoymstEu.diMeasr,sdhaatleldJDoehcnesomnbetro W7,il1l9i8a3m.

AR&26 _ 069] BIODEGRADATION (BOD/COD) IESTsuBSTAN 000C 0 E Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-85 or as a component of FC-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR226 _ 0250 TOXICITY TO AQUATIC PLANTS IesTsuesTANGE 00000 Identity: ArefmeirxrteudretocaonstPaiFnOiSn,g pFeCr-f9i5u,oroorocatsanaescuolmfponoanteen,twhoficFhC-m6a0y3EaFl.so (b1eOctanesulfonic acid) (CAS # 2795-39-3).

RESOLUTION CONSULTANTS Resolution Consultants A J o in t Venture ofAECO M & EnSafe 510 Carnegie Center Princeton, New Jersey 08540 Technical Memorandum Perfluorinated Compounds Soil and Groundwater Investigation Shenandoah Woods Housing Complex Naval Air Warfare Center, Warminster, Pennsylvania 19 March 2015 through 31 May 2015 1.0 INTRODUCTION This Technical Memorandum summarizes the findings of a soil and groundwater investigation performed by Resolution Consultants (Resolution) at the Shenandoah Woods Housing Complex, located at the former Naval Air Warfare Center (NAWC) Warminster between 19 March 2015 and 31 May 2015, under Naval Facilities Engineering Command (NAVFAC) Atlantic, Comprehensive Long Term Environmental Action, Navy (CLEAN) Contract No.

HAZLETON WASHINGTON 9 2 0 0 LEESBURG PIKE VIENNA.

HAZLETON WISCONSIN O s T O F F I C E BOX 754$ ADlSON.

AP 3& 6- 07^8 STUDY SUMMARY OF ENVIRONMENTAL EFFECTS OF LIGHT WATER BRAND AFFF AND COMPONENTS -1991 TEST SUBSTANCE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

y lK S _ 0 2 6 MICROBIOS MICROTOX TO XIC ITY TEST TEST SUBSTANCE______________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR M6-0135 C O R N IN G Hazleton MUTAGENICITY TEST ON T-6342 IN AN /TVF7FD MOUSE MICRONUCLEUS ASSAY / FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

AR226-2957 Study Completed On Hay 20, 1991 Performing Laboratory E.

AR226-2990 Study Titl STATIC, ACU TE, 96` HOUR LC50 O FH -19520 T O FA T H E A D MINNOW S, Pim ephales prom elas Data Requirem ent O rganisation for Econ om ic Co-O peration and D evelopm ent (O ECD ) G u ideline for Testing Chem icals: 203 Author Keith B.