### S . : crfun J Record s CerHe r 

## S i 

## i H : U.S . ENVIRONMENTA L PROTECTIO N AGE$£ f AK : 

### NE W ENGLAN D OTHER : 1 CONGRES S STREET , SUIT E 1100 , BOSTON , M A 02114-202 3 MEMORANDU M DATE : Ma

y 31 , 200 1 SUBJ : ACTIO NMEMORANDU M - Reques t fo r aCeilin g Increas e fo r

th e Non-Tim e Critica l Remova l Actio na t th e Eastlan dWoole nMil l Superfun dSite , Corinna , Main e FROM : Edwar dM . Hathaway . Remedia l Projec t Manage r ME/VT/C T Superfun dSectio n THRU : Do n Berger , ChieC-p /

OSR RI I Branc h/I/ Dennisse s Valdes . Chie f

-C/ f Emergenc y Plannin g an dRespons e Branc h TO : uPatrici aL . Meaney . Directo r 11 Offic e o f

Sit e Remediatio nan dRestoratio n ( / 

### SiteID#01T 6 I . PURPOS E Thi s Actio nMemorandu mrequest s an ddocument s you r approva l o f

athir dceilin g increas e fo r th e non-time-critica l remova l actio n(NTCRA ) describe dherei nfo r th e Eastlan dWoole nMil l Superfun dSite , locate do nRout e 7 i nCorinna , Maine . Th e ceilin g fo r th e NTCR A wil l b e increase db y $33,770,81 1 t o $57,724,81 1 wit hthi s Actio nMemoranda . Th e Jul y 1999 , Jun e 200 0 an dSeptembe r 200 0 Actio nMemorand aapprove daconsistenc y exemptio nfro mth e $ 2 millio nan d12-monthstatutor y limit s o nfun dlea dremova l actions . Th e sam e basi s fo r

astatutor y exemptio napplie s t o thi s ceilin g increase . Th e Jul y 199 9 Actio nMemorandu mapprove daremova l ceilin g o f $9. 7 million . Subsequently , tw o ceilin g increas e Actio nMemorand awer e approve di nJun e an dSeptembe r 2000 . Th e Jun e 200 0 an dSeptembe r

200 0 ceilin g increase s wer e base dupo nadditiona l cost s relate dto:(l ) th e increase dvolume s o f

contaminatio nidentifie ddurin g th e NTCR A pre-desig nactivities ; (2 ) th e nee dfo r extensiv e pretreatmen t

o f certai nsoil s prio r

t o excavation ; (3 ) th e nee dfo r apilo t stud y involvin g in-sit u pretreatmen t o f certai nsoil s prio r

t o excavation ; (4 ) re-locatio no f abuildin g a s require db y th e Nationa l Histori c Preservatio nAct ; an d(5 ) cos t increase s relatin g t o actua l cos t estimate s i ncompariso nt o th e initia l estimates . Thi s ceilin g increas e i s base dupo nfurthe r update destimate s o f

th e volum e o f

contaminate dsoi l an dactua l bi dcost s o f th e activities .ACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

A s state di nth e Jul y 199 9 Actio nMemorandum , th e overal l objectiv e o f th e NTCR A i s t o eliminat e th e sourc e o f

th e soil , groundwater , an dsedimen t contaminatio ni norde r

t o protec t curren t an dfutur e user s o f

groundwate r

a t o r near th e Site , futur e user s o f

th e Sit e propert} . an d ecologica l receptors . I ngenera l terms , th e NTCR A consist s o f th e excavatio no f

soil s wit h concentration s o f

monochlorobenzene , benzene , (1,2 ; 1.3 ; an d1,4 ) dichlorobenzene , an d(1.2, 3 an d1,2,4 ) trichlorobenzen e abov e th e soi l cleanu p level s establishe di nth e Jul y 199 9 Actio n Memorandum . Thi s NTCR A wil l b e performe db y EP A usin g fun dmone y a s n o PR Pi s availabl e t o implemen t

th e respons e actio ni natimel y manner . Thi s Actio nMemorandu mdoe s no t includ e an y activitie s tha t woul drequir e Post-Remova l Sit e Contro l (PRSC) . Thi s NTCR A wil l ensur e tha t EP A ca nprovid e atimel y respons e t o effectivel y minimiz e threat s t o publi c healt ho r

welfar e o r

th e environmen t

whic hma y resul t

fro mth e continuin g releas e and/o r threa t o f releas e o f

hazardou s substance s a t an dfro mth e Site , an di s consisten t wit h EPA' s Superfun dAccelerate dCleanu p Mode l (SACM) . II . SIT E CONDITION S AN D BACKGROUN D A . Sit e Descriptio n CERCLI S I D No. : MED98091547 4 Sit e ID . No. : 01T 6 Categor y Non-time-critica l Th e Sit e include s th e forme r Eastlan dWoole nMil l an dth e loca l area s contaminate db y th e releas e o f hazardou s substance s fro mth e Eastlan dWoole nMill . Eastlan dWoole nMil l wa s a textil e mil l tha t

bega noperatio ni napproximatel y 1909 . Th e Eastlan dWoole nMil l cease d operatio n i n 199 6 an dth e majorit y o f th e Mil l propert y i s no w owne db y th e Tow no f Corinna . 1 . Remova l Sit e Evaluatio n Se e Jul y 22 . 199 9 Actio nMemorandu mfo r th e origina l informatio nrelatin g t o th e remova l sit e evaluation . Sinc e th e signin g o f th e Jul y 199 9 Actio nMemorandum . EP A ha s performe dasignifican t portio no f

th e work identifie di n th e Actio nMemorandum . Th e forme r

mil l building s an dal l bu t on e o f th e building s alon g Mai nStreet i ndowntow n Corinn ahav e no w bee nremoved . A histori c structur e wa s re-locate dt o avoi d destruction . A portio no f th e contaminate dsoi l (22,00 0 cubi c yards ) ha s bee nremove d an dth e roa ddetour/bridg e an drive r diversio nar e unde r

construction . I naddition . EP A wil l excavat e th e remainin g area s o f contaminate dsoi l durin g 200 1 a s part o f th e fundin g authorize db y th e Septembe r 200 0 Actio nMemorandum . EP A ha s als o complete dth e majorit y o f

th e remedia l investigatio nfo r th e site . Th e feasibilit y stud y fo r al l o f th e area sACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

o f concer nno t

include di nth e NTCR A wil l b e complete di n2001 . Thes e investigation s hav e furthe r

confirme dtha t

th e are asubjec t

t o th e NTCR A i s th e primar y sourc e o f th e contaminatio na t

th e site . 2 . Physica l Locatio n Th e Eastlan dWoole nMil l Sit e i s locate di nth e Towno f Corinna , Penobsco t

County , Maine . Th e Tow no f

Corinn ai s locate dapproximatel y 2 5 mile s northwes t o f Bangor . Maine . Approximatel y 80 0 person s liv e withi n1 mil e o f th e Sit e an d2,50 0 wit h4 miles . Th e Sit e wa s originall y dominate db y th e 250.00 0 squar e foo t Eastlan dWoole nMill . Th e forme r

mil l ha s bee nremoved . Thre e dam s ar e foun di nth e vicinit y o f th e Site . On e da mi s approximatel y 50 0 fee t nort h(upstream ) o f

th e locatio no f

th e forme r

Eastlan d Woole nMil l an dserve s a s th e outle t fo r Corrunde l Lake . A secon dda mi s locate di na positio nwhic hwa s beneat hth e Eastlan dWoole nMil l whe nth e Mil l building s wer e stil l standin g an dserve s a s th e outle t fo r th e Mil l Pond . Thi s da mi s schedule dfo r remova l a s part o f th e 200 1 NTCR A activities . Th e thir dda mi s locate dapproximatel y 0. 5 mile s dow nrive r

o f th e Eastlan dWoole nMill . Th e Sit e ha s bee nuse da s industria l propert y sinc e a t leas t 1912 . Th e Eastlan dWoole n Mil l buildin g ma y hav e bee nconstructe da s earl y a s th e lat e 1800's . Th e Eastlan d Woole nMil l Compan y owne dan doperate dth e mil l fro m193 6 unti l 1996 . Th e compan y asset s wer e sol da t

area l estat e foreclosur e auctio ni n1997 . I n1997 , th e Tow no f Corinn atoo k

titl e t o th e parce l o nwhic hth e majorit y o f th e Eastlan dWoole nMil l building s ar e located . 3 . Sit e Characteristics : Se e Jul y 22 , 199 9 Actio nMemorandu mfo r th e sit e characteristic s tha t

wer e th e basi s fo r

th e NTCRA . A s state dabove , th e forme r mil l building s a s wel l a s th e othe r buildin g alon g Mai nStree t hav e no w bee n removed . A portio no f

th e contaminate dsoi l ha s bee nexcavate dan dth e roa d detour/bridg e an drive r

diversio nar e unde r

construction . Th e remedia l investigatio nfiel dprogram s ar e nearin g completion . Th e remedia l investigatio n ha s confirme dtha t

th e NTCR A ha s targete dth e soil s tha t represen t th e sourc e o f th e groundwate r

contamination . 4 . Releas e o r

Threatene dRelease : Se e Jul y 22 , 199 9 Actio nMemorandu mfo r th e releas e o r threatene dreleas e informatio ntha t wer e th e basi s fo r

th e NTCRA . Th e partia l completio no f

th e remova l ha s addresse dth e releas e an dthreatene dreleas e fro mth e contaminate dsoil s withi nth e area s subjec t t o excavatio ni n 2000 . Th e remedia l investigation s performe dsinc e th e Jul y 199 9 Actio nMemorandu mhav e furthe r confirme dtha t

th e contaminatio nbeneat hth e river , Mai nStreet , an d forme r fil l represen t

asubstantia l threa t

t o groundwate rACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

5 . NP LStatus : Th e Sit e wa s place do nth e NP Li nJul y 1999 . 6 . Maps , pictures , an dothe r graphi c representations : Se e Jul y 22 , 199 9 Actio n Memorandu mfo r

thi s information . A figur e o f th e area s subjec t

t o excavatio ni n 200 0 an d200 1 a s wel l a s afigur e showin g th e overal l area s o f activit y fo r

th e NTCR A ar e include da s attachment s t o thi s Actio nMemorandum . 7 . Curren t

Statu s o f NTCR A Th e NTCR A wa s initiate dwit hth e signin g o f th e Actio nMemorandu mi nJul y 1999 . Durin g fal l 1999 , EP A bega nth e desig nfo r th e excavatio nan dtreatmen t activitie s an d th e demolitio no f

th e forme r

Eastlan dWoole nMill . Th e Mil l buildin g demolitio nwa s complete di n Ma y 2000 . Th e desig no f th e NTCR A wa s complete di n Augus t 2000 . A pre-desig neffor t

t o bette r defin e th e exten t

o f th e contaminatio nrequirin g excavatio nwa s performe di nfal l 199 9 an dasecon ddelineatio nprogra mwa s performe di nMay/Jun e 2000 . Mobilizatio nfo r

th e excavatio nactivitie s occurre di nJun e 2000 . Th e fiv e additiona l structure s alon g Mai nStree t tha t wer e withi nth e are ao f

th e Sit e wor k

hav e bee nremoved . Th e relocatio no f th e Od dFellow s buildin g pursuan t t o th e Nationa l Histori c Preservatio nAc t wa s complete di nNovembe r 2000 . EP A remove d approximatel y 22.00 0 cubi c yard s o f contaminate dsoi l fro mbeneat hth e Eas t Branc ho f th e Sebasticoo k

Rive r a s wel l a s fro msevera l isolate dlocation s o nth e Mil l property . Ai r monitorin g ha s bee nperforme dt o confir mtha t th e ambien t

ai r i s o f acceptabl e quality . EP A ha s als o complete dth e installatio no f th e ne w bridg e an dperformin g th e installatio no f

th e detou r

roa dt o allo w fo r

th e remainin g excavatio nactivities . Th e NTCR A i s expecte dt o b e complete db y Decembe r 2003 . 8 . Basi s fo r

Ceilin g Increas e Th e initia l $9. 7 millio ndolla r estimat e fo r

th e NTCR A tha t

wa s presente di n th e Engineerin g Evaluatio nan dCos t Analysi s (EE/CA ) an dJul y 199 9 Actio nMemorandu m wa s base dupo nth e informatio nknow n a t th e tim e an dusin g EP A an dU S Arm y Cor p cos t estimate s fo r

th e wor k t o b e performed . Thi s i s als o tru e fo r th e $14. 6 millio n estimat e tha t

wa s presente di n th e Jun e 2000 ceilin g increas e an dth e $23. 3 millio n estimat e tha t

wa s presente di n th e Septembe r 200 0 ceilin g increase . Thi s ceilin g increas e i s base dupo na n numbe r o f factors : (1 ) volume s o f

contaminate dsoi l i n exces s o f th e first , secon dan dthir destimate s hav e bee n remove dfro mth e firs t tw o area s o f

excavation . Th e initia l estimat e fo r th e firs t tw o area s wa s 6,00 0 cubi c yard s o f material . Th e actua l volum e excavate dfro mth e firs t tw o area s i s approximatel y 22,00 0 cubi c yard s o f material . Thi s additiona l materia l i n area s on e an dtw o plu s th e additiona l quantitie s o f contaminate dsoi l tha t

ar e expecte dt o b eACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

remove di n th e remainin g excavatio narea s increas e th e tota l quantit y o f contaminate d soi l fro ma n origina l estimat e o f 22,00 0 cubi c yard s t o approximatel y 70.00 0 cubi c yards . Th e increase dquantitie s o f contaminate dsoi l tha t

ar e anticipate dt o b e excavate ddurin g 200 1 wil l resul t

i na nincreas e i nthi s cos t b y approximatel y $2,000,000 . (2 ) th e origina l cos t

fo r sit e preparatio ndi dno t

anticipat e severa l o f

th e cost s tha t

wer e necessary t o se t

u p th e sit e facilities , includin g decontaminatio nareas , hau l roads , intensiv e traffi c control , alon g wit hth e cos t o f th e remova l o f

th e additiona l structures . I n additio nEP A ha s a n on-sit e mobil e laborator y wit hthre e ga s chromatogram s t o monito r th e air , soil , an dwate r

qualit y durin g th e NTCRA . Th e additiona l cos t fo r th e variou s sit e managemen t

activitie s i s $6,000,00 0 greate r tha noriginall y anticipated . (3 ) th e cos t

fo r th e roa ddetour , ne w bridge , an drive r diversio nha s increase db y $1,000,00 0 a s aresul t

o f th e awarde damoun t

a s compare dt o th e desig ncos t estimate . Th e majorit y o f

th e increas e relate s t o basi c marke t factors , increase dcomplexit y du e t o updatin g th e existin g configuratio nt o curren t codes ; an drestoratio nrequirements . (4 ) th e estimate dcos t

fo r treatmen t

ha s bee nincrease db y $1 3 millio nbase dupo nth e additiona l volume s o f

soi l an dth e possibilit y tha t atherma l desorptio n treatmen t uni t wil l likel y b e require da s oppose dt o th e soi l pil e therma l treatmen t tha t wa s th e basi s fo r

th e origina l soi l treatmen t

cos t estimate . Th e processin g requiremen t (moistur e conten t

an d particl e size ) ar e muc hmor e substantia l fo r th e standar dlo w temperatur e therma l desorptio napproach . Bot happroache s ar e withi nth e scop e o f th e Actio nMemorandum . Th e therma l pile s becom e mor e challengin g a s th e volum e o f soi l increase s sinc e ther e ma y no t b e sufficien t

spac e t o allo w fo r

th e treatmen t

o f al l soi l i n2001 . Th e cos t t o backfil l al l o f

th e treate dsoi l ha s als o increase db y $700.00 0 du e t o th e increas e i nsoi l volume . Th e tota l amoun t

o f contracto r

relate dNTCR A cost s abov e th e Septembe r 200 0 Actio n Memorandu mar e $22.700,000 . Th e ne t increas e i s approximatel y $21,000,00 0 a s th e multi-phas e extractio nan din-sit u treatmen t cost s ar e no t

anticipate dt o b e incurre dwithi n th e excavatio nare adu e t o th e technica l infeasibilit y o f thes e technologies . I n addition , th e revise dEP A indirec t

rat e add s $12,279,00 0 i n cos t t o th e NTCRA . Whil e th e cost s hav e increased , al l o f th e activitie s ar e consisten t wit hth e origina l scop e o f th e NTCRA . Th e additiona l volum e i s base dupo n abette r understandin g o f

th e contaminan t

distribution . Th e additiona l cost s fo r th e bridge , road , an drelocatio nar e base dupo nth e mor e specifi c estimat e that ca n b e prepare da t

th e draf t fina l desig nstage . I naddition , th e complexit y o f thi s projec t

ha s necessitate dasignifican t increas e i n th e pre-desig nan ddesig nactivitie s require dt o assur e tha t th e NTCR A wil l b e implemente d i namanne r

tha t doe s no t creat e unacceptabl e impact s t o ai r quality , traffi c flow , o r

utilit y services .ACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E 

### NTCRA COS T TABL E Tas k Descriptio n Pre-Desig nInvestigation s Design/Wor k

Plan s Buildin g Demolitio n Miscellaneou s Sit e Preparation/Sit e Managemen t Soi l Excavatio n Are a1 Are a2 Are a3 Are a4 Are a5 Rive r Diversio n Roa dDetou r 8/199 9 Estimate d Cos t $260,54 1 $115,200 S3,828,000 $80,20 0 $790,571 * N o Cos t $168,19 8 N o Cos t $325,90 0 $37,800 6/200 0

Desig nCos t Estimat e $1,338,73 0 $517,88 0 $3,635,600 $150,00 0 $1,250,00 0 $120,00 0 $110,000 $476,05 0 $500,00 0 $325,90 0 $400,00 0 9/200 0

$1,339,000 $618,000 $3,750,00 0 $900,00 0 $1,250,00 0 $1,850,000 $500,00 0 5/200 1

Estimat e $1,339,000 $918,00 0 $3,726,30 0 $7,396,20 0 $1,420,00 0 $2,868,40 0 $782,50 0 0 $600,00 0

Buildin g Relocatio n (Oddfellows ) On-Sit e Soi l Treatmen t Soi l Screening/Washin g Pilo t Scal e Ful l Scal e Backfil l an dRestoratio n Soi l Pre-Treatmen t DNAP LRecover y Multi-Phas e Extractio n | In-Sit u Treatmen t Othe r Cost s (PM , Con . S&A , EDC ) $50,000 $55,70 0 $84,60 0 $728,73 0 $771,55 8 N o Cos t N o Cos t N o Cos t $1,630,100 $325,00 0

$55,70 0 $84,60 0 $1,000,00 0 $771,55 8 $300,00 0 $500,00 0 $507,00 0

$56,00 0 $200,00 0 $3,500,000 $1,772,00 0 eliminate d $500,000 $1,200,000 | $1,200,00 0 $1,500,00 0 $1,600,00 0 $507,00 0 $1,286,25 0 $150,00 0 $14,291,000

/ $2,421,200/ 0 0 0 $2,500,00 0 Contingenc y (approx . 5% ) Incrementa l Fundin g Adjustmen t TOTAL : $535,702 | 0 [ $9,700,00 0 $14,611,01 8 $23,354,00 0 $43,845,95 0ACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

III . THREAT S T O PUBLI C HEALT H O RWELFAR E O RTH E ENVIRONMENT . AN D STATUTOR Y AN D REGULATOR Y AUTHORITIE S Sectio n 300.415(b)(2 ) o f th e Nationa l Contingenc y Pla n(NCP ) list s anumbe r o f factor s fo r

EP A t o conside r

i ndeterminin g whethe r

aremova l actio n i s appropriate , including : (i ) Actua l o r

potentia l exposur e t o nearb y huma n populations , animals , o r th e foo d chai n fro mhazardou s substance s o r pollutant s o r

contaminants ; (ii ) Actua l o r

potentia l contaminatio n o f drinkin g wate r

supplie s o r

sensitiv e ecosystems ; (iii ) Hazardou s substance s o r pollutant s o r

contaminant s i n drums , barrels , tanks , o r othe r bul k storag e containers , tha t

ma y pos e athrea t

o f release ; (iv ) Hig hlevel s o f

hazardou s substance s o r pollutant s o r

contaminant s i n soil s largel y at o r nea r th e surface , that

may migrate ; (v ) Weathe r

condition s tha t

ma y caus e hazardou s substance s o r pollutant s o r contaminant s t o migrat e o r b e released ; (vi ) Threa t

o f fir e o r explosion ; (vii ) Th e availabilit y o f

othe r appropriat e federa l o r

stat e respons e mechanism s t o respon dt o th e release ; an d (viii ) Othe r

situation s o r

factor s tha t

ma y pos e threat s t o publi c healt ho r welfar e o f th e Unite dState s o r

th e environment . Thi s Actio n Memorandu mceilin g increas e i s base dupo n th e sam e factor s a s th e Jul y 22 . 199 9 Actio n Memorandum . Th e draf t fina l desig n activitie s hav e confirme dtha t substantia l concentration s o f

chlorobenzene s presen t

i n th e soi l an dgroundwate r a t th e Site . Th e contaminatio ni s havin g a n impac t o n th e ecologica l communit y an dthreaten s loca l wate r supplies .ACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

IV . ENDANGERMEN T DETERMINATIO N Actua l o r threatene drelease s o f

hazardou s substances , pollutants , o r contaminants , fro mthi s Site , i f no t addresse db y implementin g th e respons e actio n selecte di n thi s Actio nMemorandum , may presen t a n imminen t

an dsubstantia l endangermen t t o publi c health , o r

welfare , o r

th e environment . V . EXEMPTIO N FRO M STATUTOR Y LIMIT S Thi s ceilin g increas e wil l requir e additiona l fundin g abov e th e statutor y ceilin g o f $ 2 millio n dollar s an drequir e mor e tha n1 yea r t o implement . A s documente di n th e Jul y 22 . 199 9 Actio n Memorandum , thi s NTCR A wil l requir e fundin g abov e th e statutor y ceilin g o f $ 2 millio n dollar s an dwil l requir e mor e tha n1 yea r t o implement . Th e Jul y 22 , 199 9 Actio n Memorandu mprojecte dcost s o f $9. 7 millio nan datim e fram e o f 18-2 4 month s t o complete . Th e ceilin g fo r

th e NTCR A wa s increase dt o $15. 4 millio ni n Jun e 200 0 an dt o $23,954,00 0 i n th e Septembe r

200 0 Actio nMemo . Thi s Actio nMem o wil l increas e th e ceilin g t o $57,724,81 1 (includin g EPA' s indirec t costs) . Th e duratio no f

th e remova l ha s bee nrevise dt o a n expecte d tim e fram e o f

3- 5 years . Th e sam e basi s fo r th e statutor y requirement s appl y t o thi s Actio n Memorandum . Thi s Actio nMemorandu mre-affirm s th e findin g tha t a''consistency " exemptio n i s appropriat e i norde r

t o implemen t

th e NTCR A propose di nthi s Actio nMemorandum . Th e propose drespons e actio ndescribe di n th e Jul y 1999 . Jun e 2000 , an dSeptembe r 200 0 Actio nMemorand aan dthi s Actio nMemorandum , ar e otherwis e appropriat e an dconsisten t wit hth e remedia l actio nt o b e taken . Th e NTCR A activitie s include di n thi s Actio n Memorandu mwil l remov e th e sourc e o f contaminatio nt o th e bedroc k aquife r an dth e Eas t Branc ho f

th e Sebasticoo k

River . Excavatio nan don-sit e treatmen t i s arespons e actio ntha t i s consisten t wit hth e typ e o f

action s tha t

woul db e considere da s part o f th e expecte dremedia l respons e an dd o no t

preclud e an y futur e remedia l respons e tha t ma y b e necessary . Th e implementatio no f

th e NTCR A i s necessary t o preven t th e furthe r

migratio no f

th e contaminatio ni n th e soils . Authorizatio nis , therefore , hereb y requeste dfo r a"consistency " exemptio n t o excee dth e statutor y limit s o f $ 2 millio nan d1 yea r

o n remova l action s i n orde r t o implemen t

th e NTCR A a s describe di n thi s Actio nMemorandum .ACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

VI . PROPOSE D ACTION S AN D ESTIMATE D COST S Th e followin g remova l actio nobjective s hav e bee n develope dfo r th e Site : * Prevent , t o th e exten t practicable , direc t

contac t wit han dingestio no f

surfac e an d subsurfac e soil s tha t

represen t a n unacceptabl e healt hrisk ; * Prevent , t o th e exten t practicable , th e migratio no f chlorinate dbenzene s (an d othe r contaminants ) i nsoil s t o th e groundwate r an dsurfac e water ; an d * Prevent , t o th e exten t practicable , th e releas e o f contaminatio nbelieve dt o b e withi nth e buildin g t o th e environmen t throug hfloodin g an dfurthe r degradatio n o f th e structur e fro mfire . T o mee t th e remova l actio nobjectives , EP A selecte di nth e Jul y 22 , 199 9 Actio n Memorandum , aNTCR A t o remov e th e sourc e o f th e soi l an dgroundwate r contamination . Thi s alternativ e wa s referre dt o a s Alternativ e 2 i n th e EE/CA . Th e scop e o f th e NTCR A ha s no t

significantl y change dsinc e th e Jul y 22 , 199 9 Actio n Memorandum. . 1 . Propose dActio nDescriptio n(Se e Jul y 1999 . Jun e 2000 , an dSeptembe r 2000 Actio nMemoranda ) Th e action s propose di n th e Jul y 1999 , Jun e 2000 , an dSeptembe r 200 0 Actio n Memorand aremai nth e same . 2 . Contributio nt o Remedia l Performanc e Th e NTCR A propose di n thi s documen t i n combinatio nwit hth e Jul y 1999 , Jun e 2000 , an dSeptembe r

200 0 Actio nMemorand ai s expecte dt o contribut e significantl y t o th e long-ter mremedia l action . Th e remedia l goa l fo r thi s Sit e i s t o protec t

publi c healt han d th e environment . Mor e specifically , th e remedia l respons e wil l see k t o restor e th e Sit e t o aconditio ntha t

wil l allo w fo r

futur e Sit e us e an dminimiz e an y lon g ter mthreat s t o th e Eas t Branc ho f

th e Sebasticoo k

Rive r an dth e associate decosystem s an dt o protec t prhat e wate r supplies . Th e remova l o f th e sourc e o f

th e contaminatio ni s entirel y consisten t \\it h al l potentia l futur e remedia l responses . Th e RI/F S i s expecte dt o identif y an y furthe r

cleanu p action s necessary a t th e Site . Long

ter mgroundwate r

restoration , downstrea msedimen t contamination , an dth e forme r dum p fo r th e Eastlan dWoole nMil l ar e al l issue s tha t wil l b e addresse db y th e RI/FS .ACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

B . Estimate dCost s Extramura l Costs Regiona l Allowanc e Cost s $43.845,45 0 (Mone y fro mnationa l cleanu p fun dwit hcontingency ) Othe r extramura l cost s CL P$1,000,00 0 Stat e o f Main e Cooperativ e Agreemen t $ 100,00 0 Extramura l Direc t

Cost s $44,945,45 0 Extramura l Indirec t

Cost s $12,144.26 1 Tota l Extramura l $57,089.71 1 Intramura l Cos t Intramura l Direc t

$500,00 0 Intramura l Indirec t

$135,10 0 Tota l Intramura l $635,10 0 

### Tota l Estimate d Remova l Ceilin g $57.724,81 1 Notes : Existin g Remova l Projecte dCeilin g base dupo nSeptembe r

2000 Actio nMemorandum : $23,954,00 0 Additiona l Ceilin g Increas e requested : $33,770,81 1



### 1 0ACTIO N MEMORANDU M FO RTH E EASTLAN D WOOLE N MIL L SIT E

VII . EXPECTE D CHANG E I N TH E SITUATIO N SHOUL D ACTIO N B E DELAYE D O RNO T TAKE N I f th e NTCR A i s no t

completed , th e contaminant s wil l continu e t o leac hfro mth e soil s int o th e groundwate r

furthe r contributin g t o th e groundwate r contaminatio n an dcausin g impact s t o th e Eas t Branc ho f

th e Sebasticoo k

River . Som e o f

th e loca l wate r

supplie s tha t

ar e no t o n th e wate r suppl y lin e hav e concentration s o f chlorobenzene s tha t

ar e increasing . Failur e t o complet e th e NTCR A mean s tha t

th e sourc e o f

th e groundwate r

contaminatio n ha s no t

bee n controlled . I n addition , withou t

th e additiona l fundin g requeste dunde r thi s ceilin g increase , th e contaminate d soi l tha t wil l b e excavate db y th e en do f 200 1 (approximatel y 70,00 0 cubi c yards ) wil l remai n o nsit e unti l fundin g i s availabl e fo r th e treatmen t

o f thi s material . Th e re-developmen t an dre us e o f downtow n Corinn acanno t occu r unti l th e NTCR A i s completed . VIII . RECOMMENDATIO N Thi s decisio n documen t

represent s aceilin g increas e an dre-affirmatio no f th e statutor y basi s an dconsistenc y exemptio n fo r th e selecte dremova l actio n fo r th e Eastlan dWoole n Mil l Superfun dSite , i n Corinna , Penobsco t County , Maine , develope di n accordanc e wit hCERCL A a s amended , an di s no t

inconsisten t

wit hth e NCP . Thi s decisio n i s base dupo n th e Administrativ e Recor dfo r th e Site . Condition s a t

th e Sit e continu e t o mee t th e NC Pcriteri afo r

aremova l actio n a s specifie da t 4 0 C.F.R . § 300.415(b)(2 ) an dth e CERCL A sectio n 104(c ) consistenc y exemption . I recommen d you r approva l o f

th e propose dprojec t

ceilin g increas e o f

$33,770,811 . Th e tota l projec t ceilin g fo r th e NTCRA , i f

approved , wil l b e $57,724,811 . Approv e Disapprov e

L . Meaney , Directo r /Offic e o f

Sit e Remediatio n an dRestoratio n



### 1 1