Document byzBN9g0KVnLYK2xXgZdR2E30

Minneasoonta GGrorouur[ ppliiiinngg ffoorr PPFFOOAA Minnesota Pollution Control NNeaerar|! )onn CCoo.. LLaannddfill Control Agency 2 --_-- fill Agency CEE MMMPCAD DCosaH Hd (fm(rrMoMeFPmCCnAtsAd) )WwaaaeasrtiheddriM,nMgootirocdtnousidesCnsoinstunnSDptDeycvpolLameratmnswnenIe.mtSlooOffrfo 1Loprotm5yooa,ekesinsnoc,gnCm0aa,tnoasmPtaakFidnsOnee,eAcrslhiae,ameiniecnaelao,nsnsdstiPwacFatkOtc.Aaripsets MPCA Closed LaLnadnfdiflilll sara lh Ria mx Why idi MPCA and MOH PPrrooggrraamm,, Majors and orn hea fund, Pay. ef st ls. RDeiDmviivesidsiiiaootnnion IInn ccooooppeerraattiioonn ine Site history decd eos we hom delectatbolew with the wimessia Th crest pete fom 196910 Soman andr rin potent Minnesota DDeeppaarrttmmeenntt ooff HeHaelatlthh,, EnEvnivriroonnmmeennttaall eh enTtToSht StahretsseiMeypiamsedSltopeeIeenepwwwn i ieoamAra(--eh syiatvepugPanCatndodo--hwcosoSgdpidmraephd,neoutWlnmaud--1Ldtcg9nanedt poad9eyehodhe4teeassn.teemeiPtnvctdtnLedtlangfAcaytroontrwcemv(oHesawandmdVe(FsmrtneomcteNOoecnlorns nPnnCno.nomStLapstdstySmayuoL1opotamrposhio9ifairinm9rnnocti.6d1dhetaoo.9euetnfs8ihsT|3:doenn hwPiaabpvSoPWM1wTooneniauFoehtvFPtmvwwttoleOoehaOspviaiClheeAilAonsMloinAiaxeengiwvPnwdpimsifcgeCieetonrrnmhesdhaeArysoa.nheaetudeecnd1aCklnsndLanosdyTEdeddu-dFifd hnr.iwMolnwpPPetg,atAokDygssheerpwsFaHoriSnms:sionfakaeesb OreamocaalllDplmasstslayspoiifpdslhoioennecifeirggvl pLnodgtnePehnahtcmbenFgicetacmhahocrOsrt,aehmfocenoeAvd,susccvr, ettntuuyfechmidreroeoachiniyrnehmrenmgdeeged.r HHeeaalltthh DDiivviissiioonn AAuugguusstt 22000044 This Minnesota Pollution Control Agency (MPCA) and Minnesota Department of istory information and describe texing of Health (MDH) fact sheet includes some site history information and describes testing of ground water, including private wells, for pertluorooctanoic acid (PFOA) near the former Washington County Landfill. AAddddititiioonnaallllyy,, tthhiiss Pfaacctt sshbeeectt ddiissccuusssseess PPFFOOAA,, aanndd eexxppllaaiinnss wwhhyy ssttaattee aaggeenncciieess tested for it, how the testing was done and cwciihttiiazzteenwnssawwshhfeoerureendtt.hheeFyyinccaaanlnlygg,eettthmmeoorfaerec.t sheet tells inifnoforrmmataition.. Site history T1h97is54a0s-aacsraenistitaeryoplaenrdafitleld. frSoimte 1op9e6r9attoions 1975 wweerree as a sanitary ddiissccoonnttiinnuueedd liannd1f9i7ll5. in 1973 aSnidteaocpleeraantisoonils and a clean soil ccaappwwaassppllacaedcoonnetthdhee llaannddfiflilll.. IInn 11998811,, ggrroouunndd--wwaatteerr mmoonniittoorriinngg iinnddiiccaatteedd tthhee presence of elevated concentrations of volatile organic compounds (VOCs) and some heavy metals in on-site monitoring wells and off-site residential wells. In 1983 and 1984, alternate drinking water supplies were provided to the affected residences. In 1983, Ramsey and Washington counties installed a pump-and-treat system to reduce any potential ground-water contamination Sfroomm tthhee lkannadiflilll.. The site was added to the federal Superfund list, the National Priority l.ist (NPL) and the state Superlhnd list, the Permanent List of Priorities (PI.P), in 1984. After entry into the MPCA's Closed Landfill Program (CLP), the site was delisted from both the Since 1996 the CLPhastakenaditional state and federal Superfund lists in 1996. Since 1996, the CLP has taken additional steps to address ground-water contamination by improving the landfill cover and ground- water treatment systems. Looking at PFOA Pu4sF5eOddA1inistthhaeemmmaaannnu-ufmfaaaccdtteuurrciihnneggmooifcfparplor.oddPuucFctOtssAtthhiaastt resist heat, oil, stains, grease and water. Common examples include non-stick surfaces on cookware, stain-resistant carpets aanndd ffaabbrriiccss,, aanndd ootthheerr iinndduussttrriiaall `aapppplliiccaattiioonnss.. WtteesshttyggdrroioduuntnhddewwMaatPteeCrrAffooarrnPPdFFMOOAAD??H AAss sscciieennttiiffiiccssttuuddiieess aanndd tteessttiinngg mmeetthhoodds.s iimmpprroovvee+, cchheemmiiccaallss tthhaati ccoouulldd nnoott bbee detected before are now detectable at low chheoeaanllcttehhnaatrnnaddtieeonnnvvsiiarronondnmmaeernenttaealml cecoorgnniccneegrmnasss.. pTTohhteeential UUS.S.. EEnnvviirroonnmmeennttaall PPrrootteeccttiioonn AAggeennccyy ((EEPPAA))ppeerforrmfedaoapprrerelmliimmieinnaadrryy rriisskk a`asssesessssmmeenntt oonn PPFFOOAA iinn 22000033 iinnddiiccaattiinngg tthhaatt PFOA is widely distributed, even occurring in the arctic, and lasts for a long time in the environment. Lab animat studies have found that exposure to high levels of PFOA can have adverse developmental impacts, may be toxic to the liver, and could be as~ciated with an increased risk of certain cancer Following M MDDHH aanndd oothtthheeeErr PllaAabboorrirsaakttooarrisieesssesddseemvveeenlloto,ppteehdde sampling and testing methods to measure PFOA in ground water. During recent routine ground-w',der sampling at the former Washingtou County Sanita~ Landfill, thc MPCA checked for PFOA for the first time. it was detected at low levels in monitoring "Mallowanddesper round water wells on the landfill property in both shallow and deeper ground water, the The MPCA and MDH sampled ground e--STeTEEe GFn o EO Ere San oEIS PeTHovEer ESEES TaOTpertes Minnesota Pollution Control Agency, 520 Lafayette Road North, St. Paul, Minnesota 55155~1 t94 on5 re a ro TY 2552 0) 57k (6,51) 296-6300, tolbfme (800) 657-3864, TTY (651) 282-5332 or (800) 657-3864 emia bss osonSusie This matedal can be made available in alternative formats tot people with disabilities_ rrsmsen rerio oe corann v30 eeoenfn er mcd by corer ~ Printed on recycled paper containing at least 30 percent fibers from papor recycled by consumers. Exhibit 3180 33118800..00000011 Sgoermnese Wimesos Minnesota Pollution Control Agem:y MDH MDH CEE mbmm,'m~'m " MMPPCCAA CClloosseedd LaLnadnfdiflilll PPrrooggrraamm., Waits and RReMmeDaemijdvoeiirdsasiitaoaitnnioodnn Division " " incosperaon [n cooperation wwiitthh tthhee DeHpeatamintot MMininvneesscottaa Department ol Health, i Enviroa nment-al Health Diviasiion GGrrouunndd--WWaatteerr Sammpplliing ffoor PFFOOA NNeeaarr tthhee WWaasshhiinnggttoonn CCoo.. LLaannddfiflilll i viscon rosionconminsrer This Minnesota Pollution Control Agency (MPCAY aod inne Deparment of (HhHMieesaatPloltCtrhhyA((i)MMnafDDnoHdrH)mM)aftafiiancocntntesssahhoneetdeadtdDeiisnencccprllauiurbddtemeesssetnsseotosmtmoiefengssiiottefe history information and describes testing of ee din vt wi, g`ppreeorrufflnuldvoorwroooaotccettraa,nnooiniicccaluacdciiiddng((PPpFFrOOivAAa)t)e nnweeeaalrrlstt,hhefeor ffoomrmaeerr WWaasshhiinnggttoonn CCoouunnttyy LLaannddsfiillll. AAPdFddOditiAtii,oonnaaanlldllyye,,xtpthhliiassinffasaccwtt hsshhyeeesetttaddtieissaccguuessnssceeisses PFOA, and explains why state agencies eed for how he ting was don and twcheishtatiaeztdtewnfssaoswrhfioteou,runhendod.tw.hetFFyhiiencnaaatellnlslytgyi,entttghhmeewoafraacsecttdssohhneeeeettainteldlllss citizens where they can get more informa--tio--n. 'SSiittee hhiisttoory 1975 25 8 sanitary landfill. Sit operations T`Thhiiss 4400--aaccrreessiitteeooppeerraatteedd ffrroomm 11996699 ttoo 1975 as a sanitary landfill. Site operations LG amined 1975 ad adem wccaaepprewwadasisscppollanacctieendduooennd ttihnhee1ll9aa7nnd5dfifalilnl.ld. aIncle1a98n1,soil In t981, ggrroouunndd--wwaatteerr mmoonnititoorriinngg iinnddiiccaatteedd tthhee rine of cv onions of presence of elevated concentrafons of Cement compounds (VOCS) ind volalile organic compounds (VOCs) and even me ons moning some heavy metals in on-site monitoring ase onde wl 1m 983 wells and off-site residential wells. In 1983 4190, here dig wae supe and 1984, alternate drinking water supplies er provided nh flected redenas. In were provided to the affected residences. In Toes Ray and Washingon ous 1983, Rarasey and Washington counties foaapaln aenddes ysrece installed a pump-and-treat system to reduce Looking at PFOA Looking at PFOA Auge tong Tis. il stain ese sd wil, PPFFOOAA iissaa rmeaann--mmaaddee cchheemmiiccaall.. PPFFOOAA iiss 5usedd iinn tthhee mmaannuuffaaccttuurriinnggooffpprroodduuccttss tthhaatt resist heat, oil, stains, grease and water. CCoommmmoonn eexxaammpplleess iinncclluuddee nnoonn--ssttiicckk `ssuurrffaacceess oonn ccooookkwwaarree,, ssttaaiinn--rreessiissttaanntt ccaarrppeettss `aaaapnpnpdpdlliiffccaaaabbttrriiiiooccnnsss,s,..aanndd ootthheerr iinndduussttrriiaall WttWeeHsshttYyggddrrioiodduuntnthhddeewwMMaatPPteeCCrrAAffooaarrnnPPddFFOMMOAADD??HH AAss sscciieennttiiffiicc ssttuuddiieess aanndd tteessttiinngg mmeetthhooddss. improve chil that ea se health and environmental concerns. The. dimetpercotveed,bcehfeomreicaarles nthoawt cdeotuelcdtanboltebaet low detected before are ccoonncceenntrtartiaotnis aoannndsd now detectable aarrec eemmeerrggiinngg aass aptotloewntial potential health and environmental concerns. The US, Environment Pron Agee U((EE.SPP.AA)E)nppveeirrrfofoonrrmmmeeenddtaaalppPrrereollitimemciintniaoarrnyyArriigsskekncy `aasssseessssmmeenntt oonn PPFFOOAA iinn 22000033 iinnddiiccaattiinngg tthhaatt PRO wiley drut evn urine PFOA is widely distribuled, even occurring inthe ek,and as for ong me in the arctic, and lasts for a long time in the Shvsmer. Labial ec ov ond environment. Lab animal studies have found ht postfo gh kvlofPFOA can thal exposure to high levels of PFOA can hove avers developmen pact, may have adverse developmental impacts, may betes to he iver, and coud be sacted be toxic to the liver, and could be associated wainehse kof eran camer with an increased risk of certain cancer Ystypes. Sanyy pOotRentLial grkounnd-wwataeterr eccornttaamraiicnaattiioonn ofromm tdhoed alamndifitll. These was added to te fdr Superfund Sampalndisningg mh0 messre The site was added to the federal Superfund no Nationa Pritt List (NPLyand he PFO i round wate. During cen list, the National Priority List (NPL) and the oe Soperond Permanent Lol one oundwarsampling oh mr stale Superfund list, the Permanent List of Pit (PLP in 1994 Aft ey mo Washinton County Satay Land, he Priorities (PLPL in 1984. Al~er entry into MFA Cond Lal regan MPCA checkedfor PFOA forthe rs ie the MPCA's Closed Landfill Program (Cum he sewe eed fom wehbe 1 vas detect at how evel in monoring (CLP). the site was delisted from both the Sond dn Suprtod 1996. wel th all popesinbth th Sine 1996, the CLP has taken adional state and federal Superftmd lists in 1996. Since 1996, the CLP has taken additional Sep to aires ground-water contamination The MPCA nd MDH sampled ground steps to address ground-water contamination proving th andi ous am ron: by improving the landfill cover and groundreeset prs. water treatment systems. FFoolllloowwiinngg tthhee EEPPAA rrlissl~k aasssseessssmmenetn,t, tthhee MMDDHH aanndd ootthheerr llaabboorraattoorriieess ddeevveellooppeedd sampling and testing methods to measure PFOA in ground water. During recent rouline ground-water sampling at the former Washington County Sanitary Landfill, the MPCA checked for PFOA for the first time. it was detected at low levels in monitoring Shallow and wells on the shallow and deeper ground water landfill property in both deeper ground water. the The MPCA and MDH sampled ground -- r Hr Po Gl Ry SE Heee RENTESTPEWIeIrEe GTAoTR Minnesota Pollution Control Agency, 520 Lafayette Road North, St. Paul, Minnesota 55155A194 te 20350 obo Bi)SheTY GE 28153Bo0) 5 nk (651) 2oj6-6300, toll-f~ee (800) 657-3864, TTY (651) 282-5332 or (800) 657-38~4 ee Cs ira errs soos wt asses This material can be m~de available in alt~rnal=ve formals for peopte with aisabililies. @ sndonturdod pe rain eas 20 pacers fo paper meld mers. ~ Printed on recycled paper containing at least 30 percent fibers from paper recycled by consumers. 33118800..00000022 - Twwhsaetteserer namrtethahseararreseadasossowouuntthgharannadddssioou(cutitnhh.eeaaissntt oohfef thhdeeiar|aenncddtfiiloiol.fn foTsgfSocrthoculeuurlsssneweedadad-otroworenanaDsptueprvarriridfvfevnlalaodtottwoeewodww))wteffhnlreogol-lslrmsmsoatudawhttrirheehooenuulttolnnfaa(ddnnid.t3de3ehf1f.e1i,il~llillSn.a.StTnttT.dh.hNfheNeoiedrlotttirwrwtahchooncaaatdaginnogeddnnecnoicefiess: SSttiillllwwaattcerr LBni.nds.,ntdo K~elvsionuAthvoef,thsoeulhaenadsftillo,fatnhde lndfil. Stiltwater Ln. and Kelvin Ave., southeast of the landfill. wwHHDauatoortiewwenrrg?dd?ii.isddyePParFFs OoOf oAAperggaeettitoniin,ntttoohettWhhaeeshggi0nrrgootuounnnCddounty During its years of operation, the Washington County Sanitary Landfill accepted both municipal and industrial Steo solid waste. Based on recent monitoring results, the MPC ha conlodd tt some ofthe wate disposed of tMtPCnAlhanadsficlolnccolnutdaeidnetdhaPtFsOoAm.e oftbe waste disposed of "aTthtehiPs lanFdhfialslOcloenatAcahineeddnPtFOthAe.ground waantd meovred fecting he bedrock aquifer where it was found at low Twihteh PtFheOgArohuansd-lewaactheerdfilnotwo.thIethagroaulnsdowmaotveerdanddeempeorv,ed with the ground-water flow. It has also moved deeper, alSleefhvvfeoeelwclsst.si.nwgTThhhetheereessbiimmmeopdnplrilioitffcoiikereddianqmmguaawippfeeloorlnnws PPhaaaerggreeel3oi3tcoawotffeatdtshhisfaiosruoffnuaccdntdasstthhheleioeeswtt andl shows where landfill. monitoring wells are located around thi~ Atwhat level doesPFOA pose afisk if Accootnnwsshuuammteeleddveiinnl dddrroiiennskkiinPnggFOwwaAatteeprro??se a risk if ThTfoherePMMFDDOHAH ohhaafs7sppprraoorppsoopssbeeeiddlalHHieoaelantlth(hBpBabas)seeiddnVrVaoaluluuneed((HHwaBBteYVr).) "efToThriivssPiFissaOaaAptlprhreoeelpfuloii7mtmeipainnnataraittrrasyylphheieermaapbltatihhlclt-iboboaafnsstee(hpddepcrrbii)sskhkinnnegurmuomubmonierdnbcupwseueeaadbdtelr0ltrio. c ehhwveeaaaastllhtufh.oa.utIenIndtnh,ttethhhepeolltalaenennvddteifiliailslll rimmmaonopngnaieictdttoororiionfnmgtghwew7eec0llhlplesamiitnnictwwahlhihoiccnhhapPPunFFbdOlOiclAA cif 13 was found, tphpebledvoewlnsgrraandgieedntfrofrmom7t0hpeplbanadtftihle. landfill "itTsheelfto a1ge.n3ciepscpoblldeocwtendgwraatdeicrnt fromsamptlhes efrlaonmd3f2ill. private The agencies collected water samples from 32 private em wll we sled ic. Low leleof wPtPhFeOeOllrAsA;2s5((olesmwsseselttwlhhaedanlilnsd|I wnppoeoptribeh))wswoaemwerrepealdnededyettedetc~ecttiteecedcdet.iiinnoLn7wooewwfllePllselFv.s.OelAsTThoheef hoVVteoohlreiaerltsi2leie5deoowrnrgegcalealnsnsiidwccihdcceoornmmeoptpPoosuFhunoOndwdAssaw((naVVysOOdiCCettsHe)acwwltieyoerrneedeoaatfllescsPotoFettdOee.ssAttTee.dhdeaastle tccmhoemaorpetosmiuidnepdonscaoenarsreeuwcLchooonemmwrmelmdooPontFnsliOlyyAoaafswssoasrcsoiiamVotetOdicawClwilisytithahwdelelrtatatenndcedffteifodidlull.lnTd hiense fcoflooouucnrartoatoefmdftithnlheaoestniseogenvv,e3e1nnLwowewSlerllcllsese..vteAANlslollrlotoofhfftwtathhoneediViammOprpaCacbscietweleddiewvrweeedeflolls0usnaaddrrrceianw ewi ate rom located along 31 their water from thebedrockaquifer a Slaeet North and are the bedrock aquifer. believed to draw is importantforcitizentos know tha IThte is cbTimeholepoocnwrotnMacncDetenHftonrrahtcteiioatritnzhseoa-nobfsftaPstPoieFFdkOOoniAAosnawkannsptddhuamVVtb:OOeCrC.sswwerereewwelelll below MDH health-based risk numbers. `August 2004 August 2004 + HpHeeoeaaphllthhe-bsbahasseeeddsc,crritiTerhsieaayaerrcddeeessiiggpnneetddrhte0oceopprrnoosctteeeccnettatnontof + 2paoPvcveeRcoeorOrpnoaalteawhl'mfsianfciehsniteianmuatnlroettehi.i.annwTwahmaeeteyrrirttehhpaanrteccsaaeannnmbtobnteenhistesoaarcltfioeln.nglyyceccnowotnernasstuuimomneeddof EO PFOA was not i detected hs us in the monitoring wells north of the landfill (which is in the opposite + ddhMaMioairaoennrkcnyyteeidorrcenendutsespitoidiottdaeooatefhnhtfnnechececeegsgrirraOacoonanduukddnnddbba-uulwwsseaiiantnmteeeusrsnssiffeelclsseoiiwwipn)na).t.lthheveaaatrreeaesauarrpeeply hooked up to the Oakdale municipal water supply and are not affected. ck oe ng ory The MPCA and MDH are working cooperatively ith he ity fake Fimo and Washington County Jamesaio waa a5 E01 with the city of Lake Elmo and Washington County to assess any potential problems with PFOA in yi fc see. Addons studies my be planned. IF .ground water. V"WThVheahMtaP't'sCsANNweeixlxlttc??ontinue to sample ground water at he andi for PFOA. snd will conEtineue (0 mognietorprivate The MPCA will continue to sample ground water at the landfill for PFOAo and will continue to mnnitor private wHhHoeeoululsrsseeesthhuholoaltltsddhss(aawwvlheohenebgrreweeeinwwteheimlllaptneeassecttxtiiepnndlggaonttnoaotooaikknonppaollnafcnceuehahhel aabvrvaeeessiurrslee.tccsee)iivaveneddd the results (along with an explanation of the results) and aty`nhyooidusu fhrraeeacccvteeeiiasvvhneeeyettthi.qissAuffadaccdtetitssihsohpeneelatetleoossirtreulcldoiioviveenenstiinmanscttahthyeeabarereepaalaoonffniienndtte.erreesIstft,, aIICnnnldggorrshiiedaddvJJLe..aanVVndefeyrirlqhhluaaeggPseretnoniognrsampleUnaiste contact: CMMMialaonjjsnooeerrdsssoLaatnnaaddnPdRRofeiellmmluePiderdoioainagttrCiiaooomnnntDrDUoiinvlviiitAssgiiooennncy 1M65in1n)e2s0o6ta.7P3o6l6lution Control Agency (65 I) 296-7266 Si Asscssmentand Consulation Ut JJaammeess IK~ellllyy MESEniintvneviniArcroossnnosmm~ieasesnnmDttaaclelmHHpeaenaaadllthhrCooDDmnifivsvHeiuisslatniiaolotnntilon Unit SA)CKs2h1a50l1a3al sas ms Minnesota Deparlment of Health (651) 215-(1913 SAC Web u hcahh.stalc.mn.u~ -- `W WThe hheerreectEaaPnnA'I1 sg0dorta0offtfiihnneddaoloututtmimosroarese?s?essment for PFOA The EPA's draft health caWnpbefounodnaot pp can be found at risk plo assessment for Ross pl PFOA The MDHWeb site cludes vehi anderen ~e MDH Web site includcs C b~aisci iinnffoor~mC aattiioonn aab~ouutt heal~ ri~ ~d ex~s~e at Ress GoudWater Samping fr PFOA Ground-Water Sampling for PFOA = = Page 2 33118800..00000033 -- TT. GGrrouunnddwwaatteerr MMoonniittoorriinngg NNeettwwoorrkk aarroouunndd W Waasshhiinnggttoonn CCouonutynty LLaanndfdiflilll | p-- cog _ ho Bsn 13 & RE I 37TH i TF -J& 3p eC J ge & "hugs 2008 August 20(M Tt = | & -- ] I smn Ts Le Fein ie It S~ tease Mo~onng Wells Laadfill oullm~ d ,~n md ee 90O --- CoGrwouanvd-aWeaterrSSaammpalinngaforPPFFOOAA PuPaege s3 33118800..00000044 oe