Document qmv6B5zoeEGV2zeOm3jyBrLxj

SFSFTeroreoonrnmmtt,: ; SuTboj:ect: Subject: importance: Importance: VWVRViueeeeorrddhthhnasagegcgssieeddannaa,,yy,In,nSggDDhreiediccveemmbbeerr0088,, 2004 2004 8408:40 PM PM FW Imanien wih Ruotsinoja, Shawn FW: Interview with MMPPRR -- PEA PFOA meline timeline aatt WWaasshhiinnggttoonn CCoouurnttyy Lact Landfill Hon High Shaun, hough you might b0ksee th mln or youovr fo Shawn, I thoughl you might like to see the limeline for your own info. ong ee .....Original Hessage..... Frem: Verhagen, [ngrid fod Ween Bn 05, 204235 0 ~ent: Wedne~'lay, D~ernber 08, 2004 2:35 PM Tr oo. Cou Bg, Dod To: Day, Douglas; Douglas, David = Sis Co." Lewis, Jeff Siac an rR a shon Cnty rt Subject: Interview wil~ MPR - I:~-OA l~meline at Washington Ts Importance: High County Lar~dflll Doug and De, Doug and Dave, `Tho meine for actives at Washinglon County Landi andl i outined blow. The limeline for activities at Washington Counly Landfill (Landfill) is oullined below. February 5, 2004 |was provid wilh memo fom De Gotelas t Sco Bo sggestn tha perurochenicl February 5, 2004. I was provided with a memo from Dave Douglas to Bruce Brott suggesting that perrluorochemical Wastes were ciposed of at Lani. decided 0 samples compounds duing th sping quarry aver. wastes were disposed of at Landfill. I decided to sample for these compounds during the spring quarterly event. Ror, 200.1 eceved cal fom esden long 31 Stee (0.75 mie south of Lad rcquesing infomation on ground April 6, 2004. I received call from resident along 31st Street (0.75 mile south of Landfill) requesting inforrnalion on ground te Gotan t Lan and cancer cers, (This residental contact sk assessors ot HW) waler contaminaLion at Landfill and cancer dusters. (This resident also contacted dsk assessors at MDH). Arh 0.15, 2004 | she Lok harpanier MOH analy or perfuorochemicals. Paul wedenbor caled me back 0 April 6-13, 2004_ I asked Luke Charpenlier if MDH analyzed for perfluorochemicals. Paul Swedenborg called me back to Ie me ow thai MDH analyze or perurochermcaPlFsOA. and POS. Only wo laboraons anahzs for PFOA let me know that MDH did analyze for two perlluorochemicals--PFOA and PFOS. Only two laboratories analyze for PFOA nd PFOS In Mirnesots: They rs and NOH and PFO$ in Minnesota. They are 3M and MDH ord 13.2, 2004.1 gonraied work nor camping of mora wes or prucrochricals of Land, Pat April 13-27, 2004. I generated a work plan for sampling of monitoring wells for perfluorochemicals at Landfill. Paul Swadanbor sent m ihe Sl SOP fa samping pecausions hal he Sampleswoud lize when colon he amples. | Swedenborg sent me the 3M SOP for sampling precautions that the samplers would utilize when collecting the samples. I forwarded both Ihe an an he SOP to aol Laboratories PCA coacion, My discussion wih ie resident an 31t forwarded both the plan and lhe SOP to Interpoll Laboratories (MPCA contractor). My discussion with the resident on 31st Steel continued Iough is Lm prc. Iirpol Stl sampled on Al 27, 2004. Street continued through this time period. Interpoll staff sampled on April 27, 2004. ey 6.10 2004. ceed al fo he Lake, Elm Lacs and eden waned 0 know sus of Ape 27 vert. | May 6-10, 2004. I received a call from the Lake Elmo Leader and a resident wanled to know results of April 27 event. ing Mike Ray no ine cussion keep PIO formed bring Mike Raffedy into the discussion to keep PIg informed. Nay 10.2004 Samples ana for PFOA dn PFOS by MOH. May 10, 2004. Samples analyzed for PFOA and PFOS by MDH. ine, 2004. NOW cas wi els, 350 got col by Key of MOH. contacted Helen Goeden a MOHIo oan June 1, 2004. MDH calls with results. I also got called by Jim Kelly of MDH. I contacted Helen Goeden at MDHto obtain formation shoud round water sandars fof POS and PEO Fen sei me documents on tn development of he information about ground water standards for PFOS and PFOA. Helen senl me documents on the development of the Via Based Vala. PFOAwas eect n maniorng wel, above sansards and ws detected ih Pri ds Gh wells Health Based Value. PFOA was detected in monitoring wells above standards and was detected in Prairie du Chien wells 5 ll souh of andi. PFOA I detected fan Gowran han ihe VOC ptm 0.5 mile south of landfill. PFOA is detected further downgradient than the VOC plume. Jina: 3004. mt wih MD hin isk cesar tf, J Key ar Gin Virgin at the MOH laboratory to discuss June 2, 2004. I met with MDH health risk assessment staff, Jim Kelly and Ginny Yingling al the MDH laboratory to discuss MDI1S method wi he hems. | meploned ht|waned 10 same tn residents seuof th endl on 314 Ser MDH's method with the chemist. I mentioned that I wanted to sample the residents south of the landfill on 31st Street. ND hl isk assesament lf volutes 0 coloct h samples fom io reside wots on 313 Stee and ary alee MDH heallh risk assessment staff volunteer to collect lhe samples from the residential wells on 31st Street and any other lls Sou af th Landline ar ue. [CLP ue 5 ec 10 pay orth anaes cf inces wes) Dota snares wells south of the Landfill that are in use. |CLP budget is used to pay for the analysis of these wells]. Data is shared Setwoen he wo agencies belween lhe two agencies. ino 2 2004. Det ffi reporottehde MPCA June 2, 2004. Data is officially reported to the MPCA. ine. 2004, Proved pelucrochemicl FSU 10) ankaHg wes resident and Lake Emo Leader, June 4, 2004. Provided perlluorochemical results from monitoring wells to resident and Lake Fling Leade[. i Jun 2004 MOH ar MPCA develop Fact Sheet an ole Io s1 up 3mping evento odo souh ofthe Mid June 2004. MDH and MPCA develop a Fact Sheel and letter to set up a sampling event of residents south of the Lan, Landfill. ine 15, 2008 ntepo resample the monitoring wells around the Land t confhie presen of peruorochenicals, June 15, 2004. Interpoll resamples the monitoring wells around the Landfill to confirm the presence of pedluorochemicals. Rosuls ao genera by an 25,2004 To et 136 monkong wel aro her. Thr fs PFOA nh ested Results are generated by June 23~ 2004. The levels in the monitoring wells are higher. There is also PFOA in the treated Ground vate, PCA eam decks hat Feasiity Sic needs 1 bs omlsed 1 eatfo PFOA. ground water. MPCA team decides that Feasibility ~Study needs to be completed to treat for PFOA. Sina 21.52. 3004 MOH same 28 reidoni wel June 21-22, 2004. MDH samples 28 residential wells. iy 1.3004 MDH Labratory norm MPCA and MOH hat hare were 4 his of PEOR below the Reporting Lit July 1, 2004. MDH Laboratory infonms MPCA and MDH that there were 4 hits of PFOA below the Reporting Limit. iy 3, 3008 MPCA an MDH met 0 scus reamping th 4 els hal had dtecions and sample 4 ihr wets for July 8, 2004. MPCA and MDH meet to discuss resampling the 4 wells lhat had deteclions and to sample 4 other wells for Teuei ht come in or he frst Samphng ever requests thai came in after the first sampling evenl. i20,2004 MOH tff resample riers July 20, 2004. MOH staff resample residents. `August 2008 MCA team tar discussions wih Bar Enginoring fora Foosibiey Stud. Joint er and Fact Sheet is August 2004. MPCA team start discussions with Ban" Engineering for a Feasibilffy Study. Joint letter and Fact Sheet is Tease wil 10401 of rodntol sping. Seve oscars havo delecblo FOR blothwe Raporing Lim in iho released with results of residential sampling. Seven residents have detectable PFOA below the Reporting Limit in their ells: They wil ba Sampled year0 rack th concaniation ofthe priurochemicals. AL Ts pny he cancamatons are wells. They will be sampled yearly to track the concentration of the perfluorochemicals. At this point the cencentrations are el lo hath standards. well below health standards. 1 Exhibit 1 [ E1x9h8ib5it11985 State of Minnesota v, 3M Co,, Court File No, 27-CV-10-28862 STATE_01200544 STATE_01200544 11998855..00000011 IiF=naalhlll e2200C004l4.o.sMMedPPCCLa,A~ndhhiylylcdrrpoorggoeegoorllaoomggiistsotssdddeeetceciriddmeeinItoeoissfaaPmmFppOlleAeIaaPcrFroOossSssisssaescestiooccnioatoftfaeilnaddnofwdiifttnihlssp((r77odllauancntddifiiolllnss wbbaoostththerruuorrraalwl iaahnnddbiirnnettahhkeedommweetntrrooofaarreeaa)) aippnnrrootdhddeuEucacCtstsstloccsBooeenntdthtaaeLiilanninianndnggfidlplpleep.rrrlotluugToorhariroomscchshtauoemgmdigceeicastaeltlrsssm..pirRRnoeeedssuuifulcPltttssiFoOiinnnAddwii/acPcsaaFttteOee tStihhaaitstthaePPsIFr=seOOoaAcAsiaoaatnnendddfoPrwPIFhi=thOeOSSpprroooenndslluyyecnfftcoiooeuunnnoddfwataathstetWWesaeaossrhci3iowinmintgphgtotooubnnrredCCasoko.udunontwtyynLLoaafnnddfiill aNNNnooodvvveeeEmmmabbsbeelerrBr e3233,,t,h22e002l0004L04.4a..nW WdoLloiarllrn.kkdTfooihrrliddsemesorrnuiiisgstsgsoueureesiddtnsgtfopowreBBoaldarsurrrcaEElgionnagniginiwnneseaeaesrmrtiiepnnlggiseffdtoohrrfeoccrorepmoaepsrmloleuntpoiorfonolrcohotefte-f~mFFetieepcaaairselsissiobb.elinltnitcyyeSSottufutddhyye.se compounds. November 29, 2004_ Landfill monitoring wells again sampled for perfluorochemicals. SIIennnggiroridriJJdH..yVVdeerrrohhgaaeggoeelnno,,giPPsGG.t SCCPelelotonsrsioeoelrddeHLLuyamadnnardodnfgdiilelCUUolninooisitgteidstLandil Remediation Section PRRMeieemntmrenodeelisedaouiattmtiaiooaPnnonlDDdliuivCvtiiilssooiisonoCennodnLtarnodlfAilgl eRnecmyediation Section M666655i11n1.--n222e090s666o.--97t7a722066P766o(((flddlauiicrrtsieeoicctnmt)i)Cleo)ntrol Agency 651.296-9707 (facsimile) 2 11998855..00000022 STATE_01200545 STATE_01200545