### Superfun dRecord s Cente r ; "-. ^ Qo^-.f /.Pc * 4 -. ' ft-*- ' C • ; 

### BREAK. :

- 

# Tow nGarage/Radi o Beaco n NP LSit e Administrativ e Recor d

Inde x Compiled : Jun e 30 , 199 2 RO D Signed : Septembe r

30 , 199 2 Prepare dfo r Regio n I 

# Wast e Managemen t

Divisio n U.S . Environmenta l Protectio nAgenc y

Wit hAssistanc e fro m AMERICA NMANAGEMEN T SYSTEMS , INC . On e Bowclo mSquare , 7t hFloo r • Boston , Massachusett s 0211 4 • (617 ) 557-200 0

### Introductio n

Thi s documen t

i s th e Inde x t o th e Administrativ e Recor dfo r th e Septembe r

30 , 199 2 Recor d o f Decisio n(ROD ) fo r

th e Tow nGarage/Radi o Beaco nNationa l Prioritie s Lis t (NPL ) sit e (formerl y th e Holto nCircl e Groun dWate r Contaminatio nNP Lsite) . Sectio nI o f th e Inde x cite s site-specifi c document s an dSectio nI I cite s guidanc e document s use db y EP Astaf f i nselectin g arespons e actio n a t th e site . Th e Administrativ e Recor di s availabl e fo r publi c revie w a t

EP ARegio nI' s Offic e i n Boston , Massachusetts , an da t th e Leac hPubli c Library , 27 6 Mammot hRoad , Londonderry , Ne w Hampshire . Question s concernin g th e Administrativ e Recor dshoul db e addresse dt o th e EP A Regio nI sit e manager . Th e Administrativ e Recor di s require db y th e Comprehensiv e Environmenta l Response , Compensation , an dLiabilit y Ac t (CERCLA) , a s amende db y th e Superfun dAmendment s an d Reauthorizatio nAc t

(SARA) .

## Sectio nI Site-Specifi c Document sADMINISTRATIV E RECOR D INDE X 

### fo rth e Tow n Garage/Radi o Beaco n NP L Sit e (RO D Signed : Septembe r30 , 1992 ) 0 Remedia l Investigatio n(RI j 3 1 Correspondenc e 1 Lette r

rro mJame s M D i Lorenzo , EP ARegio nI t o Norma nRussell , Tow no t Londonderr y (Augus t

2 , 1990 ) Concernin g activitie s t o b e performe da s pa no f th e Remedia l Investigatio n 2 Lette r

fro mNichola s C D'Agostino , Metcal f & Eddy , In c t o Roge r

Duwar t EP A Regio nI (Octobe r

5 , 1990 ) Concernin g comment s whic hwer e no t addresse di nth e revise d'Qualit y Assuranc e Projec t Pla nan dth e Fiel dSamplin g Pla n i Lette r

fro mNichola s C D'Agostino , Metcal f & Eddy , In c t o Roge r

Duwart , EP ARegio nI (Octobe r

9 , 1990 ) Concernin g th e propose dmonitorin g wel l location s wit hattache dspecification s an dma p 4 Memorandu mfro mJame s M D i Lorenzo , EP A Regio nI t o Jame s Zeppie n Me w Hampshir e Departmen t o f Environmenta l Service s (Apri l 18 , 1991 ) Concernin g asummar y o f fiel dactivitie s ^ 2 Samplin g an dAnaKsi s Dat a 1 Fiel dSamplin g Pla nto r Remedia l Investigation/Feasibilit y Stud v Activitie s \letcal t &. Edd \In c (Octobe r

1990 ) Additional Sampling and

Analysis Data is included in the Final

Technical Report of Field ln\e\tu>anon Metcalf

& Edd\ Inc (March 1992) [Filed and cited in ? 6 Remedial Iim Miration (RI) Reports! ^4 Interi mDelivcrablc s Repot s 1 Healt han dSafet y Pla nfo r Remedia l Investigation/Feasibilit y Stud v Actmties , Metcal f & Eddy , In c (Decembe r 1989 ) 2 Qualit y Assuranc e Projec t Pla nto r Initia l Privat e Wel l Samplin g Remedia l Investigation/Feasibilit y Stud y Activities , Metcal f & Eddy , In c (Apri l 1990 ) ^ Quaht ) Assuranc e Projec t Pla nto r Remedia l Investigation/Feasibilit y Stud \ \tti\itie s Metcal f

& Eddy , In c (Octobe r

1990 ) ^ 6 Remedia l Investigatio n(RI ) Report s 1 Fina l Technica l Repor t o f Fiel dInvestigatio nVolum e I o f V Metcal t

& Edd > In c (Marc h1992 ) 2 Fina l Technica l Report o f Fiel dInvestigatio nVolum e I I o t V , Metcal f

& Edd > In c (Marc h1992 ) ^ Fina l Technica l Report o f Fiel dInvestigatio nVolum e II I o t V Metcal f

& . Edd y In c (Marc h1992 ) 4 Fina l Technica l Report o f Fiel dInvestigatio nVolum e I V o f V Metcal f

&. Edd \In c (Marc h1992 )Pag e 2

3. 6 Remedia l Imestimatio n(RI ) Repon s (cont'd. ) 5 Fina l Technica l Report o f Fiel dInvestigatio n- Volum e V o f V. " Metcal f

& Edd\ . In c (Marc h1992) . v " Wor k

Plan s an dProgres s Report s 1 Wor k

Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activities. " Metcal f & Eddy . Inc . (Februar y 1990) . 2 'Wor k

Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 1 - Residentia l Wel l Sampling, " Metcal f & Eddy . In c (Apri l 20 . 1990) . i 'Wor k

Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 2 - Revise dFiel dInvestigatio nProgram, " Metcal f & Eddy , Inc . (Jul y 2 , 1990) . 4 "Work

Pla nfo r Remedial Investigation/Feasibility Stud y Activitie s - Technica l Memorandu mNo . 3 - Revise dFiel dInvestigatio nProgram, " Metcal f & Eddy , Inc . (Augus t

23 , 1990) . 5 'Wor k

Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 4 - Revise dFiel dInvesngatio nProgram, " Metcal f & Eddy . Inc . (Septembe r

24 , 1990) . b Wor k

Pla nto r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 5, " Metcal f & Eddy , Inc . (Novembe r 29 . 1990 ) "Wor k Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 6, " Metcal f & Eddy , Inc . (Februar y 28 , 1991 1 > >"Work

Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 7, " Metcal f & Eddy , Inc . (Ma y 3 , 1991) . *- ' Wor k

Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 8, " Metcal f & Eddy , Inc . (Augus t

27 , 1991) . 1 0 Wor k

Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 9. " Metcal f & Eddy . Inc . (Decembe r 31 . 1991 ) 1 1 "Wor k

Pla nfo r Remedia l Investigation/Feasibilit y Stud y Activitie s - Technica l Memorandu mNo . 10. " Metcal f & Eddy . Inc . (Apri l 1 . 1992 ) ^V Healt hAssessment s 1 Preliminar y Healt hAssessmen t fo r Holto nCircl e Groun dWate r Contaminatio n Site , \eenc y fo r

Toxi c Substance s an dDiseas e Registry , U.S . Publi c Healt h Semc e (Jun e 4 . 1990) . 2 Preliminar y Healt hAssessmen t fo r Holto nCircle , Londonderry . Rockingha m Count} . Ne w Hampshir e - Addendum, " Agenc y fo r Toxi c Substance s an d Diseas e Registry . U.S . Publi c Healt hServic e (Septembe r 18 . 199 1 > 4 0 Feasibil mStu miF S i 4 ( i Feusibih nStu m<FS ) Repon s

Fina i Feasibilit y Stud y Repor t - Volum e I o f

III. " Metcal f

& Edd> . In . (Jun e1992 ) 2 Fina l Feasibilit y Stud y Repor t - Volum e I Io f

III. " Metcal f

& Eddy . IH L iJun e 1992 ) Fina l Feasibilit y Stud y Repor t - Volum e II I o f

III. " Metcal f

& Eddy . In c iIun e! c >92 )Pag e 3

4. 9 Propose dPlan s fo r Selecte dRemedia l Actio n 1 . "EP APropose dCleanu p Pla nfo r th e Holto nCircl e Superfun dSite. " EP A Regio nI (Jun e 1992) . Correspondenc e 2 . Lette r

fro mCharle s G . Willing , Jr. , Rath , Young , Pignatell i an dOve r (Attorne } fo r th e Tow no f

Londonderry ) t o Jame s M . D i Lorenzo , EP ARegio nI (Jul y 23 , 1992) . Concernin g reques t fo r extensio nfo r

th e Tow n o f

Londonderr y t o fil e it s comments . 3 . Lette r

fro mJame s M . D i Lorenzo , EP ARegio nI t o Charle s G . Willing , Jr. . Rath . Young , Pignatell i an dOve r (Jul y 27 . 1992) . Concernin g approva l o f 3 0 da y extensio nt o submi t comments . Comments on the Proposed Plan received

by EPA Region I

during the

formal public comment period (June 30. 1992 to August 31, 1992 iare filed and

cited in 5.3 Responsivcne^s Summaries. 5. 0 Recor do f

Decisio n< ROD ) 5. 1 Correspondenc e 1 Memorandu mfro mRichar dWilley , EP ARegio nI t o Jame s M . D i Lorenzo . EP ARegio nI (Septembe r 25 . 1992) . Concernin g Holto nCircl e Inorganic s Sampling . 2 . Lette r

fro mDeborahM . Simone . Metcal f & Eddy . Inc . t o Jame s M . D i Lorenzo . EP ARegio nI (Septembe r 28 . 1992) . Concernin g supportin g calculations : attenuatio no f

metals . 5. 3 Responsivenes s Summarie s 1 Cross-Reference : Responsivenes s Summar y i s a nattachmen t t o th e Septembe r

30 . 199 2 "Recor do f

Decision, " EP ARegio nI fFile dan dcue da s ntr v numbe r

1 i n5. 4 Recor do f

Decisio n(ROD)] . e The follow in» citations indicate documents received by EPA Region I

durum tin formal puntu iomment

period (June 30, 1992 to August 31. 1992s 1 . Comment s Date dJul y 20 , 199 2 fro mHom e Owners . Resident s an dConcerne d Individual s Residin g Withi no r Nea r th e Sub-divisio no f

Holto nCircl e o nth e Jun e 199 2 Propose dPlan . Comment s Date dJul y 21 , 199 2 fro mWillia mH . Zeliff . Jr. . Membe r o f th e U.S . Hous e o f

Representative s o nth e Jun e 199 2 Propose dPlan . 4 Comment s Date dJul y 25 . 199 2 fro mGary D . an dSusann e N . Alle y o nth e Jun e 199 2 Propose dPlan . 5 Comment s Date dAugus t 15 , 199 2 fro mLorett aE . McKinne y o nth e Jun e 199 2 Propose dPla nan dth e followin g attachments : \Lette r

fro mLorett aE . McKinne y t o Jame s M . D i Lorenzo . EP ARegio n1 (Augus t 15 , 1992) . B Citatio npertainin g t o Lione l W . Johnso nfro m"Th e Handboo k o f Ne u Hampshir e Electe dOfficials , "19 9 1-1992 . (->Comment s Date dAugus t 31 , 199 2 fro mSherily nBurnet t Young , Rath . Young , Pignatell i an dOve r (Attorne y fo r

th e Tow no f

Londonderry ) o nth e Jun e 199 2 Propose dPla nwit hattache dlette r fro mCharle s A . Lindberg . GZ A GeoEn \ironmental . Inc . (Au2ust28 . 1992) .P a2 e 4

•>1 Responsivenes s Summane s (cont d)

Comment s tro mDoroth v Smit hHolto n(Mr s Joh nHolton i o nth e Jun e 199 2 Propose dPla n s C omment s tro mLorett aEMcKmne v o nth e Jun e 199 2 Propose dPla n ^ 4 Recor do t

Decisio n(ROD ) Recor do t Decisio nEP ARegio nI (Septembe r 1 0 1992 ) S 0 Sit e Closeou t 8 9 Samplin g an d\nalvsisDat a 1 Groundwate r

Monitorin g Dat a(Augus t 25-28 , 1992) , Stat e o t Ne w Hampshir e Environmenta l Service s Laborator y 1 1 0 Potential K

Responsibl e Part v (PRP i 1 1 1 8 Potential K

Intereste dPart v (PlP)-Correspondenc e Lette r tro mMerril l S Hohman . EP ARegio n1 t o Dian e Cot e (Jul v 2 8 1992 ) Concernin g M s Cot e s potentia l interes t i nth e sit e an dencouragemen t t o participat e i nth e remed v selectio nproces s 2 Lette r

tro mMeml l S Hohman , EP A Regio nI t o Commander , LS Arm v Corp s o f

Engineer s (Augus t

5 , 1992 ) Concernin g th e Corp s potentia l interes t

i nth e sit e an dencouragemen t t o participat e i nth e remed v selectio nproces s 1 1 0 Communit v Re l ition s 1 1 1 ConespondeiK t

Lette r tro mCharle s Berub e Stat e o t Ne w Hampshir e Departmen t o t Fnvironmenta l Service s t o Gai l Marc h(F-ebruar v ^198" ) Concernin g result s o t residentia l wel l samplin g 2 1 ette r

tro mCnarle s Berube , Stat e o t Ne w Hampshir e Departmen t o t Ln v ironmenta l Service s t o Kath v \Var d(Februa n3 1987 ) Concernin g result s o t residentia l wel l samplin g Lette r tro mCar l WBaxter , Stat e o f Ne w Hampshir e Departmen t o t En v ironmenta l Service s t o Joann e Paradi s (Octobe r 8 1987 ) Concernin g result s o t residentia l wel l samplin g Lette r tro mCar l WBaxter , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Joh nBaile v (Novembe r 4 1987 ; Concernin g result s o t residentia l wel l samplin g ^ Lette r

tro mCar l WBaxter , Stat e o f Ne w Hampshir e Departmen t o t Ln v ironmenta l Service s t o Bertran dCoutur e (Novembe r 4 1987 ) Concernin g result s o t residentia l wel l samplin g 0 Lette r

tro mCar l WBaxter , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Caro l Intron e (Novembe r 4 198" 7 ) Concernin g lesult s o t residentia l wel l samplin gPag e 5 Correspondenc e (cont'd. ) 7 . Lette r

fro mCarl W . Baxter , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Clair e Coope r (Decembe r

11 , 1987) . Concernin g result s o f residentia l wel l sampling . 8 . Lette r

fro mCharle s Berube , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Joh nHolto n(Marc h28 , 1988) . Concernin g result s o f residentia l wel l sampling . 9 . Lette r

fro mCharle s Berube , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mon aRiou x (Jun e 14 , 1988) . Concernin g result s o f residentia l wel l sampling . 10 . Lette r

fro mCharle s Berube , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Kendal l Juth e (Novembe r 21 . 1988) . Concernin g result s o f residentia l wel l sampling . 1 1 . Lette r

fro mCharle s Berube , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Joh nHolto n(Apri l 17 , 1989) . Concernin g result s o f residentia l wel l sampling . 1 2 . Lette r

fro mMichae l J . Robinette , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Judit hWoo d(Jun e 28 . 1989) . Concernin g result s o f residentia l wel l sampling . 1 3 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Gary Alle y (Marc h22 . 1990) . Concernin g result s o f

residentia l wel l sampling . 14 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Claud e Avoin e (Marc h22 , 1990i . Concernin g result s o f

residentia l wel l sampling . 15 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . Arthu r Bake r (Marc h22 , 1990) . Concernin g result s o f residentia l wel l sampling . 1 h . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Rober t Boettche r

(Marc h22 . 1990) . Concernin g result s o f

residentia l wel l sampling . i7 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Willia mBrenna n(Marc h22 . 1990) . Concernin g result s o f

residentia l wel l sampling . 1 s Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Jame s Chilto n(Vlarc h22 . 1990i . Concernin g result s o f

residentia l wel l sampling . 19 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Geral dChishol m(Marc h22 . 1990i . Concernin g result s o f

residentia l wel l sampling . 20 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Corneliu s Crimmin s (Marc h22 . 1990) . Concernin g result s o f

residentia l wel l sampling . 2 1 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . Richar dFann a(Marc h22 . 1990) . Concernin g result s o f residentia l wel l sampling . 2 2 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Jame s Gratto n(Marc h22 . 199()> . Concernin g result s o f

residentia l wel l sampling . 2 ; Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Josep hHamilto n(Marc h22 . 1990) . Concernin g result s o f

residentia l wel l sampling . 2 4 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mrs . Joh nHolto n(Marc h22 , 1990) . Concernin g result s o f residentia l wel l sampling .Pag e b

1 3 1 Correspondenc e (cont d) 2 5 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mr s R. T lannocon e (Marc h22 . 199() i Concernin g result s o f

residentia l wel l samplin g 2 6 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mr s Kendal l Juth e (Marc h22 . 1990 i Concernin g result s o f

residentia l wel l samplin g 2 7 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mrs . Alcid e Lefebvr e (Marc h2 2 1990 ) Concernin g result s o f

residentia l wel l samplin g 2 8 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mrs . Rober t

Lesse r (Marc h22 . 1990 ) Concernin g result s o f

residentia l wel l samplin g 2 9 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Rolan dMomea u (Marc h22 . 1990 ) Concernin g result s o f

residentia l wel l samplin g 3 0 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mrs . Lawrenc e Nelso n(Marc h2 2 1990 ) Concernin g result s o f

residentia l wel l samplin g 1 1 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mrs . Jame s Nola n(Marc h22 . 1990 ) Concernin g result s o f

residentia l wel l samplin g ^ 2 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mr s E& NPalumb o (Marc h2 2 1990 ) Concernin g result s o f

residentia l wel l samplin g 3 ^ Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mrs . Mon aRiou x (Marc h22 . 1990 ) Concernin g result s o f residentia l wel l sampling . ^ 4 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mr s Ke nSchaefe r

(Marc h22 . 1990 ) Concernin g result s o f

residentia l wel l samplin g ^ 5 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mr s To dWicke r

(Marc h2 2 1990 ) Concernin g result s o f

residentia l wel l samplin g ^ b Lette r

fro mJame s Zeppien . Stat e o f Ne w Hampshir e Departmen t o f Lrnironmenta l Service s t o Mr s Judit hVvoo d(Marc h22 . 1990 ) Concernin g lesult s o t residentia l wel l samplin g ^ ~ Lette r

fro mAm \Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Jame s Chilto n(Marc h28 . 1990 ) Concernin g result s o f Marc h1990 residentia l wel l samplin g ^ 8 Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o M r

& Mr s Gary Alle y (Marc h28 . 1990 ) Concernin g lesult s o t Marc h1990 residentia l wel l samplin g •^ Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mr s Ke nSchaefe r (Marc h30 . 1990 ) Concernin g result s o t Marc h199 0 residenoa l wel l samplin g 4 0 Lette r

fro mA.m \Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mr s Alcid e Lefebvr e (Marc h30 . 1990 ) Concernin g lesult s o f Marc h199 0 residentia l wel l samplin g 4 1 Lette r

tro mAr mJuchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Rolan dMornea u (Apri l 2 . 1990 ) Concernin g result s o f Marc h1990 residentia l wel l samplin g 4 2 Lette r

tro mAm y Juchatz , State o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mr s R. T lannocon e (Apn l 2 . 1990 ) Concernin g o t Marc h199 0 residentia l wel l samplin gPag e 7

13. 1 Correspondenc e (cont'd. ) 4 3 . Lette r

fro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Chishol m(Apri l 2 , 1990) . Concernin g result s o f Marc h199 0 residentia l wel l sampling . 44 . Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Robert Lesser (Apri l 3 , 1990) . Concernin g result s o f Marc h1990 residentia l wel l sampling . 45 . Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Claud e Avoin e (Apri l 3 , 1990) . Concernin g result s o f Marc h1990 residentia l wel l sampling . 46 . Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Jame s Nola n(Apri l 4 , 1990) . Concernin g result s o f Marc h1990 residential wel l sampling . 47 . Lette r

fro mAm y Juchatz , State o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mrs . Judit hWoo d(Apri l 5 , 1990) . Concernin g result s o f March199

0 residentia l wel l sampling . 48 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . Richar dL . Hodgkinso n(Ma y 21 . 1990) . Concernin g result s o f

Apri l 25 , 199 0 residentia l wel l sampling . 49 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . To dWicke r (Ma y 21 , 1990) . Concernin g result s o f

Apri l 25 , 199 0 residentia l wel l sampling . 50 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Jame s Nola n(Ma y 21 , 1990) . Concernin g result s o f

Apri l 25 , 199 0 residentia l wel l sampling . 5 1 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . R.T . lannocon e (Ma y 21 . 19901 . Concernin g result s o f

Apri l 25 , 199 0 residentia l wel l sampling . 52 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Rober t Lesse r (Ma y 21 , 1990) . Concernin g result s o f

Apri l 25 , 199 0 residentia l wel l sampling . 5 3 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Kendal l Juth e (Ma y 21 . 1990) . Concernin g result s o f

Apri l 25 . 199 0 residentia l wel l sampling . 5 4 Lette r

fro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . Richar dL . Hodgkinso n(Ma y 28 , 1990) . Concernin g result s o f Apri l 25 , 199 0 residentia l wel l sampling . 5 5 Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Jame s Nola n(Ma y 28 , 1990) . Concernin g result s o f Apri l 25 , 199 0 residentia l wel l sampling . 5 6 . Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . To dWicke r (Ma y 28 , 1990) . Concernin g result s o f Apri l 25 , 1990 residentia l wel l sampling . 5 7 Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . R.T . lannocon e (Jun e 6 . 1990) . Concernin g result s o f Apri l 25 , 199

0 residentia l wel l sampling . 5 S . Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Rober t Lesse r (Jun e 8 , 1990) . Concernin g result s o f Apri l 25 , 199 0 residentia l wel l sampling . 5 9 Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Gar y Alle y (Jul y 9 , 1990) . Concernin g result s o f Jun e 199 0 residentia l wel l sampling . 60 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . Arthu r Bake r (Jul y 9 , 1990) . Concernin g result s (i f Jun e 199 0 residentia l wel l sampling .Pag e S 1 Correspondenc e (cont'd. ) 61 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Rober t Boettche r

(Jul y 9 . 1990 ) Concernin g result s o f

Jun e 1990 residentia l wel l sampling . 6 2 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o r Environmenta l Service s t o Mr . & Mrs . Willia mBrenna n(Jul y 9 . 1990 > Concernin g result s o f

Jun e 1990 residentia l wel l sampling . 6 3 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Jame s Chilto n (Jul y 9 . 1990) . Concernin g result s o f

Jun e 1990 residentia l wel l sampling . 64 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Geral dChishol m(Jul y 9 . 1990) . Concernin g result s o f

Jun e 1990 residentia l wel l sampling . 65 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Jame s Gratto n (Jul y 9 . 1990) . Concernin g result s o f

Jun e 1990 residentia l wel l sampling . 66 . Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . R.T . lannocon e (Jul y 9 . 1990i . Concernin g result s o f

Jun e 199 0 residentia l wel l sampling . 6 7 Lette r

fro mJame s Zeppieri . Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Alcid e Lefebvr e (Jul v 9 . 1990 ) Concernin g result s o f

Jun e 199 0 residentia l wel l sampling . 6 8 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Rober t Lesse r (Jul y 9 . 1990 ) Concernin g result s o f

Jun e 199 0 residentia l wel l sampling . 6 9 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Rolan dMornea u (Jul y 9 . 1990 ) Concernin g result s o f

Jun e 199 0 residentia l wel l sampling . " 0 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Lawrenc e Nelso n(Jul y 9 . 19QO i Concernin g result s o f

Jun e 199 0 residentia l wel l sampling . " 1 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Jame s Nola n(Jul y 9 . 1990 ) Concernin g result s o f

Jun e 199 0 residentia l wel l sampling . ~2 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t 0 1 Environmenta l Service s t o Mrs . Ethe l Palumb o (Jul y 9 . 1990 ) Concernin g lesult s or ' Jun e 199 0 residentia l wel l sampling . ~ 3 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . Norma nRussell , Tow no f Londonderr y (Jul y 9 . 1990) . Concernin g result s o f Jun e 199 0 wel l sampling . ~ 4 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Ke nSchaefe r (Ju h g . 1990 i Concernin g result s o f

Jun e 199 0 residentia l wel l sampling . ~ ? Lette r

fro mJame s Zeppien . Stat e o f Ne w Hampshir e Departmen t o r Environmenta l Service s t o Mr . &. Mrs . To dWicke r (Jul y 9 . 1990i . Concernin g lesult s o f Jun e 199 0 residentia l wel l sampling . "r i Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t 0 1 Environmenta l Service s t o Mrs . Judit hWoo d(Jul y 9 . 1990 ) Concernin g result s o f Jun e 199 0 residentia l wel l sampling . Lette r fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . R.T . lannocon e (Jul y 23 . 1990) . Concernin g result s o f Jun e 199 0 residentia l wel l sampling . " " S Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Alcid e Lefebvr e (Jul y 23 . 1990 i Concernin g insult s o f Jun e 199 0 residentia l wel l sampling .Pag e 9

1 3 1 Correspondenc e (cont' d) 7 9 Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Gary ' Alle y (Jul y 24 , 1990 ) Concernin g result s o t Jun e 199 0 residentia l wel l sampling . 8 0 Lette r

tro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . To dWicke r (Jul y 24 . 1990 ) Concernin g result s o t Jun e 199 0 residentia l wel l samplin g 8 1 Lette r

fro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o M r

Arthu r Bake r (Jul y 27 . 1990 ) Concernin g result s o t Jun e 199 0 residentia l wel l samplin g 8 2 Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Lnvironmenta l Service s t o Mr . & Mr s Gary Alle y (Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g 8 3 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Arthu r Bake r (Octobe r 24 , 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g X 4 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mr s Jame s Chilto n(Octobe r 24 , 1990 ) Concernin g result s o f

September/Octobe r

199 0 residentia l wel l samplin g " o Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mr s Geral dChishol m(Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g 8 6 Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mrs . Corneliu s Cnmmin s (Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g 8 ~ Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mr s Josep hHamilto n(Octobe r 24 , 1990 ) Concernin g result s o f

September/Octobe r

199 0 residentia l wel l samplin g S < xLette r

fro mJame s Zeppien . Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mr s RT . lannocon e (Octobe r 24 , 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g 8 C ) Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Lnvironmenta l Service s t o M r & Mrs . Kendal l Juth e (Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

199 0 residentia l wel l samplin g l | i ' Lette r

tro mJame s Zeppien , Stat e o t Ne w Hampshir e Departmen t o t L n v ironmerua l Service s t o Mr . & Mrs . Alcid e Lefebvr e (Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g ^) iLette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o l Environmenta l Service s t o Mr . & Mr s Rober t Lesse r (Octobe r 24 , 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g 9 2 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mrs . Rolan dMornea u (Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g l) ; Lette r

tro mJame s Zeppien . Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mr s Lawrenc e Nelso n(Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g l > - Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t En v ironmenta l Service s t o M r &. Mrs . Jame s Nola n(Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

1990 residentia l wel l samplin g U 5 Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr s Trace v L . Smit h(Octobe r 24 . 1990 ) Concernin g result s o f

September/Octobe r

199 0 residentia l wel l samplin g 9 6 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mr s To dWicke r (Octobe r 24 . 1990 ) Concernin g lesult s o f

September/Octobe r

199 0 residentia l wel l samplin gPag e 1 0 13. 1 Correspondenc e icontd. )

c )~ 7 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mrs . Judit hWoo d(October 24 , 1990) . Concernin g result s o f September/Octobe r

199 0 residentia l wel l sampling . l ) S Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . Norma nRussell . Tow n o f Londonderr y iOctobe r 25 . 1990) . Concernin g result s o f September/Octobe r

199 0 wel l sampling . ^ u Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Ke nSchaefe r (Octobe r 25 , 1990) . Concernin g result s o f

September/Octobe r

1990 residentia l wel l sampling . 10 0 Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Arthu r Bake r (Octobe r 30 , 1990) . Concernin g result s o f September/Octobe r

199 0 residentia l wel l sampling . 10 ! Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mrs . Judit hWoo d(Octobe r 30 , 1990) . Concernin g result s o f September/Octobe r

1990 residentia l wel l sampling . 10 2 Lette r

fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . To dWicke r (Octobe r 30 , 1990) . Concernin g result s or ' September/Octobe r 199 0 residentia l wel l sampling . Lette r fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Jame s Nola n(Octobe r 30 , 1990) . Concernin g result s o f September/Octobe r

199 0 residentia l wel l sampling . Lette r fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Rolan dMornea u (Octobe r 30 . 1990) . Concernin g result s o f

September/Octobe r

1990 residentia l wel l sampling . Lette r fro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Rober t Lesse r (Octobe r

30 , 1990) . Concernin g result s o f September/Octobe r

199 0 residentia l wel l sampling . Lette r fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Geral dChishol m(Octobe r 30 . 1990) . Concernin g result s o f

September/Octobe r

1990 residentia l wel l sampling . Lette r fro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d 1 luma nService s t o Mr . & Mrs . Jame s Chilto n(Octobe r 30 . 1990) . Concernin g result s o i September/Octobe r 199 0 residentia l wel l sampling . Lette r tro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Gar y Alle y (Octobe r 30 . 1990) . Concernin g result s o f September/Octobe r

199 0 residentia l wel l sampling . Lette r fro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Ke nSchaefe r (Octobe r 30 , 1990i . Concernin g result s o f September/Octobe r

199 0 residentia l wel l sampling . Lette r tro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Alcid e Lefebvr e (Octobe r 30 . 1990) . Concernin g result s o f

September/Octobe r

1990 residentia l wel l sampling . Lette r fro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nSer \ice s t o Mr . Norma nRussell , Tow no f Londonderr y Novembe r

i . 1990 ) Concernin g result s o f September/Octobe r

199 0 wel l sampling . Lette r fro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mrs . Lawrenc e Nelso n(Novembe r 1 . 1990 : Concernin g result s o f

September/Octobe r

199 0 wel l sampling . Lette r fro mAm y Juchatz . Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mrs . Trace y L . Smit h(Decembe r 6 . 1990i . Concernin g :esult s o f September/Octobe r

199 0 wel l sampling .Pag e 1 1 Correspondenc e (cont d) 1 1 4 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mrs . To dWicke r (Januar y 11 . 199 1 > Concernin g areductio ni npropert y taxes . 1 1 5 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o i Environmenta l Service s t o Mr . & Mrs . Gary Alle y (Februar v 7 1991 1 Concernin g result s o f

residentia l wel l samplin g 1 1 6 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mrs . Arthu r Bake r (Februa n7 1991 1 Concernin g result s o f

residentia l wel l sampling . 1 1" Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mrs . Jame s Chilto n(Februar y 7 1991 1 Concernin g result s o f

residentia l wel l sampling . 1 1 >S Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Geral dChishol m(Februar y 7 . 1991 ) Concernin g result s o f

residentia l wel l sampling . 1 1 V Lette r fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mrs . R.T . lannocon e (Februa n" 199 1 i Concernin g result s o f

residentia l wel l samplin g 12 0 Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o M r & Mrs . Rober t

Lesse r (Februar y ^ 19 C > 1 : Concernin g result s o f

residentia l wel l sampling . 1 2 ILette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mrs . Rolan dMornea u (Februa n7 . 1991 1 Concernin g result s o f

residentia l wel l sampling . 1 2 2 Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mrs . Ke nSchaefe r

(Februa n7 1991 1 Concernin g result s o f

residentia l wel l samplin g 1 2 ^Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mrs . To dWicke r (Februa n7 1991 1 Concernin g result s o f

residentia l wel l samplin g 12 4 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr s Judit hWoo d(Februa n 7 . 1991 ) Concernin g lesult s o t residentia l wel l samplin g 1 2 S Lette r

tro mJame s Zeppien , Stat e o t Ne w Hampshir e Departmen t o ! Environmenta l Service s t o Mr . & Mr s Kendal l Juth e (Februa nS 199 1 Concernin g result s o f

residentia l wel l samplin g 1 2 6 Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o M r & Mrs . Lawrenc e Nelso n(Februa n1 9 199 1 i Concernin g result s o f

residentia l wel l samplin g 1 2 ~ Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o M r & Mr s Jame s Nola n(Februa n1 9 199 1 i Concernin g result s o f

residentia l wel l samplin g 1 2 s Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o i Environmenta l Service s t o M r Norma nRussell , Tow no f Londonde m (Februa n1 9 1991 ) Concernin g result s o f wel l samplin g 1 2 L > Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o M r & Mr s Slate r

(Februar y 1 9 1991 ) Concernin g lesult s o t wel l samplin g M O Lette r

tro mAm v Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han d Huma nService s t o Mr . & Mr s Slate r (Februar y 2 1 1991 ) Concernin g result s o t residentia l wel l sampling . Lette r tro mHeathe r

Vick . Metcal f

& Eddy , In c t o Thoma s J Aspel l J r . Tow n o t Londonderr y (Marc h13 , 1991 ) Concernin g wate r leve l recordin g devic e i n th e tow nearas e wel l

## Pag e: :

1 3 1 Correspondenc e icontd. ) 1 ^ 2 Lette r

tro mThoma s J . Aspel l Jr. , Tow no f Londonderry , t o Jame s M . D i Lorenz o (Marc h13 . 1991) . Concernin g grantin g EP Aauthorit y t o instal l microwell s 1 ^ ^Lette r

tro mJame s A . Banke r

Jr . t o Ji mSebastian , EP ARegio n1 (Jul y 26 . 1991 ) Concernin g areques t fo r informatio no nwel l samplin g an dth e attache dMemorandu mfro mJi mSebastian . EP ARegio nI t o Jame s M D i Lorenzo . EP ARegio nI . 1 ^ 4 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mr s Gar y Alle y (Marc h30 . 1^92 ) Concernin g result s o f

199 2 residenna l wel l sampling . 1 v > Lette r

fro mJame s Zeppien . Stat e o f Ne w Hampshir e Departmen t o l Environmenta l Service s t o Mr . & Mrs . Geral dChishol m(Marc h30 . 1992 ) Concernin g result s o f

199 2 residentia l wel l sampling . 1 3 6 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . Rober t lannocon e (Marc h30 . 1992 ) Concernin g result s o f

199 2 residentia l wel l sampling . 1 ^ ~ Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o M r & Mrs . Rolan dMornea u (Marc h3 0 1992 : Concernin g result s o f

199 2 residentia l wel l sampling . Lette r tro mJame s Zeppien . Stat e o f Ne w Hampshir e Departmen t o t E mironmema l Service s t o Mr . & Mrs . Jame s Nola n(Marc h30 . 1992 i Concernin g result s o f

199 2 residenna l wel l sampling . Lette r tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . Norma nRussell . Tow no f Londonderr y 'Marc h30 . 1992) . Concernin g result s o f 199 2 residentia l wel l samplin g 14 0 Lette r

fro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Ke nSchaefe r (Marc h30 , 1992 ) Concernin g result s o f

199 2 residenna l wel l sampling . 1 4 1 Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mrs . Trace \Smit h(Marc h30 . 1992 ) Concernin g icsult s o t 199 2 residentia l wel l samplin g 1 4 2 Lette r

tro mJame s Zeppien . Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr s Judit hVvoo d(Marc h30 . l c ) Q 2 i Concernin g lesult s o t l°-9 2 residentia l wel l samplin g 1 i ; Lette r

rro mJame s Zeppien . Stat e o t Ne w Hampshir e Departmen t o r Environmenta l Service s t o M r ic Mr s Josep hHamilto n(Apri l i . i^92 , Concernin g result s o f

199 2 residenua l wel l sampling . i4 4 Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . Bradle v Potte r (Apri l 1 . 1992 ) Concernin g lesult s o t 199 2 residenna l wel l samplin g 1 4 ^ Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o M r Norma nRussell . Tow no t Londonderr y iApri l 1 . . L )92 i Concernin g result s o f 199 2 residentia l wel l samplin g 14 hLette r

tro mAm y Juchatz , Stat e o f Ne w Hampshir e Departmen t o f Healt han a Huma nService s t o M r

& Mr s Geral dChishol m(Apn l 8 . l c )92 ) Concernin g lesult s o t 199 2 residenna l wel l samplin g 1 4 ~ Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o t Environmenta l Service s t o Mr . & Mr s Arthu r Bake r (Apn l 15 , 1992 ) Concernin g result s o f

199 2 residenna l wel l samplin g 14 S Lette r

tro mJame s Zeppien , Stat e o f Ne w Hampshir e Departmen t o r Environmenta l Service s t o Mr . & Mrs . Jame s Chilto n(Apri l 15 . Concernin g result s o f

199 2 residentia l wel l samplin gPag e 1 3

1 3 1 Correspondenc e icontd. ) 14 9 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . Rober t Lesse r (Apri l 15 . 1992 ) Concernin g result s o f

199 2 residentia l wel l sampling . 15 0 Lette r

fro mJame s Zeppieri , Stat e o f Ne w Hampshir e Departmen t o f Environmenta l Service s t o Mr . & Mrs . To dWicke r (Apri l 15 . 1992 i Concernin g result s o f

199 2 residentia l wel l sampling . ! 5 1 Lette r

fro mJame s M . D i Lorenzo , EP ARegio nI t o Jame s E . an dDebora hF Gratto n(Jul y 23 . 1992) . Concernin g th e qualit y o f thei r wel l water . 15 2 Lette r

fro mJi mSebastian , EP ARegio nI t o Richar dlannocon e Concernin g Lance r ris k o f presen t wel l contaminants . 1 3 2 Communit y Relation s Plan s 1 Communit y Relation s Pla nfo r th e Holto nCircl e Superfun dSite . IC FKaise r Engineers . In c fo r

Metcal f & Eddy . Inc . (Augus t

1990) . 1 ^ 3 \e\\ s Clippings/Pres s Release s N e w s Clipping s 1 Holto nCircl e Resident s Criticiz e EP AProcedures, " Unio nLeade r - Manchester . N H (Jul y 22 , 1992) . 2 'Holto nCircl e Resident s Wan t Change s I nLaw, " Den y New s - Derry . N H tJu h2 4 1992) . Pres s Release ^ EP AEnvironmenta l News . Seventee nHazardou s Wast e Site s i nNe w Englan d Adde dt o Superfund. " EP ARegio nI (Jun e 21 , 1988) . 2 EP AEn \ironmenta l News , Fiv e Hazardou s Wast e Site s i nNe w Englan d Adde dt o Superfun dNationa l Priorit y List, " EP ARegio nI (Marc h30 . 1989 ) ; EP A E mironmenta l News , EP A t o G o Ahea dwit hFocuse dInvestigatio na t Holto nCircle . EP ARegio nI (Jun e 16 . 1990) . E P\Environmenta l News , EP APropose dLimite dActio nto r Holto nCirv. e Surenun dSu e EP ARegio nI (Jun e 23 . 1992) . 1 " 4 Publi c Meeting s

1 Summar y o f

th e Publi c Informationa l Meetin g o nth e Remedia l Investigatio n Wor k Plan . Marc h27 , 1990 . 2 Handwritte nnote s fro mJun e 21 . 199 2 Publi c Hearing , wit hattache dlis t o t individual s wh o mad e comments . Fo r summarie s o f

comment s se e Appendi x E o t th e Recor do f

Decisio n(ROD ) [File dan dcite da s entr y numbe r 1 i n5 4 Reuir u o t Decisio n(ROD)] . 1 3 5 KiL t

Sheet s EP At o Begi nInvestigatio no f Groundwate r

Contamination. 1 EP ARegio n1 iMarc h1990 ) 2 'EP As Investigatio no f Groundwate r

Contaminatio nContinues . EP ARegio n1 (Ju h1991 ) "EP AComplete s Remedia l Investigatio no f Contaminate dGroundwater . EP A Regio n1 iApri l 1992) .Pac e 1 4

1 4 0 Congressiona l Relation s 1 4 1 Corresponden t

e iCross-Reterenc e Lette r fro mWillia mH Zehff , J r , Membe r

o t th e LS Hous e o t Representative s t o Jame s M D i Lorenzo . EP ARegio nI (Jul \2 1 1992 ) Concernin g comment s o nth e Jun e 199 2 Propose dPla n File dan dcite da s entr y numbe r ^ i n5 i Responsivenes s Summaries )

## Sectio nI I Guidanc e Document s

### Pag e GUIDANC E DOCUMENT S EP Aguidanc e documen t ma y b e reviewe da t

EP ARegio nI , Boston . Massachusetts . Genera l EP A Guidanc e Document s "Protectio no f

Wetland s (Executiv e Orde r 11990) , Appendi x D. " Federa l Registe r iVol . 42i . 19 " 2 U.S . Environmenta l Protectio nAgency . Municipa l Environmenta l Researc hLaborator y . Cost s o f Remedia l Respons e Action s a t Uncontrolle dHazardou s Wast e Sites . Apri l 15 . 198 1

- . U.S . Environmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Response . Join t Corps/EP AGuidanc e (OSWE RDirectiv e 9295.2-02) . Jun e 24 . 1983 . 4 U.S . Environmenta l Protectio nAgency . Municipa l Environmenta l Researc hLaboratory . Handboo k fo r Evaluatin g Remedia l Actio nTechnolog y Plan s ('EPA/600/2-83/076) . Augus t 1°S " 5 "Nationa l Oi l an dHazardou s Suostance s Pollutio nContingenc y Plan . ' Cod e o f Federa l Regulation- * :Titl e40 . Par t 3001 . 1985 . ( i "Nationa l Oi l an dHazardou s Substance s Pollutio nContingenc y Pla n- Fina l Rule . Federa l Registe r

iVol . 55 . No . 46) . Marc h8 . 1990 . U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . Communit y Relation s i nSuperfund : AHandboo k (Interi mVersion ! (EPA/H\V-6i . Septembe r

IWT v ^ U.S . Environmenta l Protectio nAgency . Offic e o f Researc han dDevelopmen t an dOffic e o f Emergenc y an dRemedia l Response . Cas e Studie s 1-23 : Remedia l Respons e a t Hazardou s Wast e Site s (EP A540/2-84/002b) . Marc h1984 . u 

### U.S . Environmenta l Protectio nAgency . Environmenta l Monitorin g System s Laboruto n Soi l Samplin g Qualit y Assurance~U'se' r s Guid e (EPA/600/4-84/04 3 > . Ma y 1^8 4 1 1 1 U.S . Environmenta l Protectio nAgency . Offic e o f Ground-Wate r

Protectio n Ground-Wate r

Protectio nStrateg y (EPA/440/6-84/002) . Augus t 1984 . ' . ' . U.S . Environmenta l Protectio nAgency . Environmenta l Criteri aan dAssessmen t Office . Healt hEffect s Assessmen t Document s (5 8 Chemica l Profiles ) (EPA/540/ 1 -86/00 1 -0581 . Septembe r

: . NS- l

'. - . Guideline s Establishin g Tes t Procedure s fo r

th e Analysi s o f

Pollutant s Unde r

th e Clea n Wate r Act : Fina l Rul e an dInteri mFina l Rul e an dPropose dRule. ' Federa l Registe r ,Vol . 4 l 

### > N o 20<), . Octobe r 26 . 1984 . I3 U.S . Environmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Response . Fiel dStandar dOperatin g Procedure s Manua l #4 : Sit e Entr y iOSWE RDirectiv e °2S5.2-0 1 Januar \1 ! C 

### )S5 .Pag e

1 4 U.S . Environmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Respons e Fiel dStandar dOperatin g Procedure s Manua l #8 : Ai r Surveillanc e (OSWE RDirectiv e 9285.2-0^ . Januar y 1 . 1985 . 1 5 U.S . Environmenta l Protectio nAgency . Offic e o f Healt han dEnvironmenta l Assessmen t Developmen t

o f Statistica l Distributio no r Range s Standar dFactor s Use di nExposur e Assessment s (EP AOHEA-E-16) , Marc h198 5 1 t i U.S . Environmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Respons e Fiel dStandar dOperatin g Procedure s Manua l #6 ' Wor k Zone s (OSWE RDirectiv e 928 5 2-04) . Apri l 1 . 198 5 1 ~ U.S . Environmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Respons e Fiel dStandar dOperatin g Procedure s Manua l #9 : Sit e Safet y Pla n(OSWE RDirectiv e 9285.2-05) . Apri l 1 . 198 5 1 S U.S . Environmenta l Protectio n Agency . Environmenta l Researc hLaboratory . EP A Guid e fo r Minimizin g th e Advers e Environmenta l Effect s o f Cleanu p o f

Uncontrolle d Hazardous-Wast e Site s (EPA/600/8-85/OQ8) . Jun e 198 5 1 <- ) U.S . En \nonmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Respons e Guidanc e o nRemedia l Investigation s unde r CERCL A (Comprehensiv e Environmenta l Response . Compensation , an dLiabilit y Act ) (EPA/540/G-85/002) , Jun e 198 5 2 0 U.S . En \ironmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Respons e Guidanc e o nFeasibilit y Studie s unde r CERCL A (Comprehensiv e Environmenta l Response . Compensation , an dLiabilit y Act ) (EPA/540/G-85/003) . Jun e 198 5 2 1 U. S En \nonmenta l Protectio nAgency . Environmenta l Monitonn 2 System s Laborator \ Sedimen t Samplin g Qualit y Assuranc e User' s Guid e (EPA/600/4-85/048) . Jul v 198 5 2 2 Memorandu mfro mWillia mN . Hedeman . Director . U. S Environmenta l Protectio n Agenc v Offic e o f

Emergenc y an dRemedia l Respons e t o Toxi c an dWast e Managemen t Divisio nDirectois . Region s I- X (OSWE RDirectiv e 928 0 0-02) , Augus t 1 . 198 5 idiscussin g poh c o nfloo dplain s an dwetlan dassessment s fo r CERCL AAction ^ 2 ; US . En \ironmenta l Protectio nAgency . Offic e o f Wast e Program s Enforcemen t Toxicolog y Handboo k

(OSWE RDirectiv e 9850.2) , Augus t f . 198 5 2 4 U.S . En \ironmenta l Protectio nAgency . Offic e o f Wast e Program s Enforcemen t Endangermen t

Assessmen t

Handbook . Augus t

198 5 2 5 U S . Environmenta l Protectio nAgency . Chemical . Physical , an dBiologica l Propertie s o : Compound s Presen t

a t Hazardou s Wast e Site s (OSWE RDirectiv e 985 0 ^> Septembe r

r l c >8 5 2 o US . Departmen t

o f Healt han dHuma nServices . Nationa l Institut e to r Occupationa l Safet v an dHealth , an dOccupationa l Safet y an dHealt hAdministratio nOccupationa l Safet y an dHealt hGuidanc e Manua l fo r Hazardou s Wast e Sit e Activities . Octobe r 198 5Pag e

2" 1 Memorandu mtro mJ Winsto nPorter , U S . Environmenta l Protectio nAgenc y Offic e o l Soli dWast e an dEmergenc y Respons e t o Addressee s ("Regiona l Administrators , Region s I-X , Director s Environmenta l Service s Division , Region s I-X . Regiona l Counsel s Region s I-X , Directo r

Wast e Managemen t

Division , Region s I . IV , V , VII , an dVII I Director . Emergenc y an dRemedia l Respons e Division , Regio nII , Director , Hazardou s Wast e Managemen t

Division , Regio nIII . Director . Ai r an dWast e Managemen t

Divisio n Region s I I an d\I Director . Toxic s an dWast e Managemen t Division , Regio nI X Directo r Hazardou s an dWast e Division . Regio nX" ) (OSWE RDirectiv e 985 0 0-f ) Novemhe i 2 2 198 5 (discussin g endangermen t assessmen t

guidance ) 2 ^ Memorandu mtro mBarn , LJohnson , Associat e Administrato r ATSD Rt o LS Environmenta l Protectio nAgenc v Regiona l Superfun dPrograms , Jun e 1 6 198 6 (discussin g ATSD Rhealt hassessment s o nNP Lsites ) 2 9 U S Environmenta l Protectio nAgenc y Offic e o t Emergenc y an dRemedia l Respons e Superfun dRemedia l Desig nan dRemedia l Actio nGuidanc e (OSWE RDirecm e 915 5 o 4\ ) lim e 198 6 ^ 0 L S Environmenta l Protectio nAgenc y Offic e o l Emergenc y an dRemedia l Respons e Prat t Guidanc e o nRemedia l Action s fo r Contaminate dGroundwate r a t Supertun dSue s (OSWE RDire^ve l >28 M 2 ) Septembe r 2 0 198 6 7 1 LS Environmenta l Protectio nAgenc y Offic e o t Emergenc y an dRemedia l Respons e Guidanc e o nRemedia l Action s fo r Contaminate dGroundwate r a t Superfun dSite s (OSWE RDirectiv e 928

- 1-2) , Decembe r 198 8 ; 2 Guideline s to r

th e Healt hRis k

Assessmen t

o t Chemica l Mixtures . Federa l Registe r (Vo l S i \ 0 1S> ) Septembe r 24 , 198 6

- ; LS Environmenta l Protectio nAgenc y Comprehensiv e Environmenta l Respons e Compensatio nan dLiabilit y Ac t o f 1980 . a s amende dOctobe r \1 ' . 198 6 ; 4 L S Environmenta l Protectio nAgenc v Offic e o t Emergenc y an dRemedia l Respons e Superfun dPubli c Healt hEvaluatio nManua l (EPVMO/ 1 -86/06 0 OSW r E RDirectiv e 1 '28 ^ - (Xto n- L S Environmenta l Protectio nAgenc v Offic e o t Emergenc v an dRemedia l Respons e Draft Guidanc e o nRemedia l Action s fo r Contaminate dGroundwate r a t Supertun dSite s (OSWE RDirectiv e l >28 ^ 1-2 ) Octobe r 198 6 U S Environmenta l Protectio nAgenc y Offic e o t Soli dWast e an dEmergenc y Respons e Inten mGuidanc e o nSuperfun dSelectio no f Remed y (OSWE RDirectiv e 9^ 5 0 19 ) De c e mh e i2 4 Memorandu mtro mJ Winsto nPorter . LS Environmenta l Protectio nAgenc v Offic e o : Soli dWast e an dLmergenc v Respons e t o Regiona l Administrators , Region s I X Regiona l Counsel s Region s I \Directo r Wast e Managemen t

Division , Region s I I \\Ni l an t VIII . Directo i Lmergenc v an dRemedia l Respons e Division , Regio nII . Directo r Hazardou s Wast e Managemen t Division . Region s II I an dVI , Director , Toxic s an dWast e Managemen t

Divisio nRegio nIX , Director , Hazardou s an dWast e Divisio nRegio nX Environmenta l Service s Divisio nDirectors , Region s I , V I an dVI I (OSWE RDirectiv e 935 5 0

- 1 9 1 Decembe r

2 4 198 6 (discussin g interi mguidanc e o nSuperfun dselectio no t remed v iPae e i s

1 8 U S Environmenta l Protectio nAgenc y Offic e o f Emergenc y an dRemedia l Respons e Superfun dFederal-Lea dRemedia l Projec t Managemen t

Handboo k

(EPA/540/G-87/00 1 OSWE RDirectn e 9^s s 1 1 ) December 198 6 ^ 9 U S Environmenta l Protectio nAgenc y Offic e o f Emergenc y an dRemedia l Respons e Superfun dState-Lea dRemedia l Proiec t Managemen t

Handbook . (EPA/540/G-87/002 ) Decembe r 198 6 4 0 L S En \ironmenta l Protectio nAgenc y Offic e o f Ground

- Wate r

Protectio nGuideline s to r Groun dWate r

Classificatio nunde r

th e EP AGround-Wate r

Protectio nStrateg y Decembe r 198 6 4 1 LS Environmenta l Protectio nAgenc y Offic e o f Emergenc y an dRemedia l Respons e Supertun dGlossar y (WH/FS-86-007J . Winte r 198 6 4 2 LS Environmenta l Protectio nAgenc y Offic e o f Wast e Program s Enforcemen t Dat aQualit y Objective s fo r Remedial Respons e Activitie s - Exampl e Scenari o RI/F S Activitie s a t

aSu e wit hContaminate dSoil s an dGroundwate r (EPA/540/G-87/00 4 OSWE RDirectiv e 03 ^ 0-7B) , Marc h198 7 4 ^ L S Environmenta l Protectio nAgenc y Offic e o f Wate r Regulation s an dStandard s Qual mCriteri ato r

\ \ate r 198 6 (EPA/440/5

- 86/001 ) Ma \f 198 7 4 4 Memorandu mtro mJ Winsto nPorter , Assistan t Administrator , U S Environmenta l Protectio nAgenc v t o Regiona l Administrators , Region s I- X (OSWE RDirectiv e 928 5 4 02 ) Ma \1 4 198 7 (discussin g fina l guidanc e fo r th e coordinatio no t

-\TSD R healt hi^t^smen t

laivme s wit hth e Superfun dremedia l process ) 4- > Lette r

tro mLe e \ I Thomas , U S Environmenta l Protectio nAgenc v t o Jame s J Flon o Chairma nSubcommitte e o nConsume r Protectio n an dCompetitivenes s Committe e o n Energ v an dCommerc e LS Hous e o f Representatives , Ma y 21 , 198 7 (discussin g EP As implementatio no t

th e Superfun dAmendment s an dReauthonzatio nAc t o f 198 6 1 4 hL S En \ironmenta l Protectio nAgenc y Quaht v Assuranc e Managemen t Staft Guideline s an dSpecification s to r

Preparin g Qualit y Assuranc e Progra mDocumentatio nJun e 19S ~ ^~ Memorandu mtro mJ Winsto nPorter , U S Environmenta l Protectio nAgenc v Offic e o r Soli d\ \ast e an dEmergenc y Respons e t o Addressee s ( Regiona l Administrator s Region ^ I\Regiona l Counse l Region s I-X , Director , Wast e Managemen t Division , Region s 1 I \\\I I an dMi l Director , Emergenc y an dRemedia l Respons e Division , Regio nI I Directo r Hazardou s Wast e Managemen t Divisio nRegion s II I an dV I Directo r Toxic s an dWast e Managemen t

Division , Regio nIX , Director , Hazardou s Wast e Divisio nRegio n \Environmenta l Sen , ice s Divisio nDirectors . Regio nI V I an dVI I ) (OSWE RDirectiv e 92^ 4 0 OS ) Jul v 9 198 7 (discussin g interi mguidanc e o ncomplianc e wit happlicabl e o r relevai r uu i ippropnat e requirements ) 4 S Vlemorandu mtro mHenr v LLonges t LS Environmenta l Protectio n-\genc v Offic e o t Emergen t \an dRemedia l Respons e t o Director s Wast e Managemen t Division , Region s 1 I \\\I \II , an d\II I Director , Emergenc y an dRemedia l Respons e Divisio nRegio n I IDirector s Hazardou s Wast e Managemen t Division , Region s II I an dX Director s Toxic s an dWast e Managemen t Division . Regio nI X (OSWE RDirectiv e 9^5 5 0 2 0 1 Jul v 2 " 19S " (discussin g RI/F S improvements )PaE C 1 9

4 9 U.S . Environmenta l Protectio n Agency . Offic e o f Soli dWast e an dEmergenc y Response . Offic e o f Emergenc y an dRemedial Response . Interi mFina l Guidanc e o nRemova l Actio n Level s a t Contaminate dDrinkin g Wate r Site s (OSWE RDirectiv e 936 0 1 -0 n October s 198 7 5 0 U.S . En\ironmenta l Protectio n Agency . Offic e o f Emergenc y an dRemedia l Respons e Publi c Imolvemen t

i nth e Superfun dProgra m(WH/FS-87-004R) . Fal l 19S " 5 1 U.S . Environmenta l Protectio nAgenc y Offic e o t Emergenc y an dRemedia l Respons e Supertun d(WH/FS-87-QQ1R1 . Fal l 198 7 5 2 U.S . Environmenta l Protectio nAeency . Offic e o t Emergenc y an dRemedia l Respons e Th e Superfun dRemedia l Progra m(WH/FS-87-002R) . Fal l l"98 7 5 3 U.S . En \ironmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Respons e Draf t Guidanc e o nCERCL A Complianc e wit hOthe r Uaw s Manua l (OSWE RDirectiv e 923 4 1-0 1 ) . Novembe r 25 . 198 7 5 4 U. S Environmenta l Protectio n Agenc y Offic e o f Soli dWast e an dEmergenc y Respons e Draf t Guidanc e o nCERCL A Complianc e wit hOthe r Law s Manua l (OSWE RDirectiv e 923 4 1-0 1 i\ugus t

X . 198 8 5 5 U. S Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . A Compendiu mo f

Superfun dFiel dOperation s Method s (OSWE RDirecti v e 935 5 0-1 4 > . Decembe r

198 7 5 6 'Estimate dSoi l Ingestio nRate s fo r Us e i nRis k

Assessment. " Ris k

Analys e (Vo ! " N o ^198 " 5 " U.S . Environmenta l Protectio nAgency . Hazardou s Evaluatio nDivisio nLaborator y Dat a Validatio nFunctiona l Guideline s fo r Evaluatin g Organics . Februar y 1 . 198 h 5 8 L. S En v ironmenta l Protectio nAgenc v Offic e o t Soli dWast e an dEmergenc y Respons e an dOffic e o t

Researc han dDevelopmen t Th e Superfun dInnovativ e Tecnnolog v Evaluatio nProgra mProgres s an dAccomplishment s (EPA/540/5-88/00 1 Februar y i ( > X V

sc > L S Environmenta l Protectio nAgenc v Offic e o f Emergenc y an dRemedia l Respons e Draft Guidanc e o nConductin g Remedia l Investigation s an dFeasibilit y Studie s unde r CERCU A (Comprehensiv e Environmenta l Response . Compensation , an dLiabilit y Act) . Marc hlos s 6 0 Memorandu mtro mTimoth y Fields . J r . U.S . Environmenta l Protectio nAgenc v Offic e o t Soli dWast e an dEmergenc y Respons e t o Supertun dBranc hChiefs . Region s I- Xan d OH M Coordinators . Region s I-X . Apri l 19 . 198 8 (discussin g informatio no ndrinkin g wate r actio nlevels ; 6 1 Memorandu mtro mHenr y L. Uongest , U.S . Environmenta l Protectio nAgenc v Offic e o t Emergenc y an dRemedia l Respons e t o Directors . Wast e Managemen t Division . Region s I . IV . \. an dVI . Director , Emergenc y an dRemedia l Respons e Division , Regio nI I Directors . Hazardou s Wast e Managemen t Division . Region s II I an dX . Directors . Toxic s an dWast e Managemen t

Division . Regio nIX ; Director , Environmenta l Service s Division . Region s I- X (OSWE RDirectiv e 935 5 0-05) , Apri l 25 , 198 8 (discussin g RI/F S improvement s follow-up )Paa e 2 0

62 . U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . Draf t Guidanc e o nRemedia l Action s fo r Contaminate dGroundWate r a t Superfun dSite s (OSWE RDirectiv e 9283.1-2) , Apri l 1988 . 63 . U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . Superfun dExposur e Assessmen t Manua l (EPA/540/ 1 -88/00l' , OSWE RDirectiv e 9285.5- 1 ) . Apri l 1988 . 64 . Memorandu mfor mJ . Winsto nPorter . U.S . Environmenta l Protectio nAgenc y Offic e o f Soli dWast e an dEmergenc y Respons e t o Regiona l Administrators , Region s I-X : Regiona l Counsel . Region s 1-X : Director . Wast e Managemen t Division , Region s I , IV . V . VII . an d VIII : Director . Emergenc y an dRemedia l Respons e Division , Regio nII : Director , Hazardou s Wast e Managemen t Division , Region s II I an dVI ; Director , Toxic s an dWast e Managemen t

Division . Regio nIX : an dDirector , Hazardou s an dWast e Division . Regio nX (OSWE RDirectiv e 9835 . la) . Ma y 16 , 198 8 (discussin g interi mguidanc e o f potentiall y responsibl e pun y participatio ni nremedia l investigation s an dfeasibilit y studies) . 65 . U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . Communit y Relation? , i nSuperfund : AHandboo k (Interi mVersion ) (EPA/540/G-88/002 . OSWE RDircc;;\ c 1 >230.0-3A) . Jun e 1988 . 66 . U.S . En \ironmenta l Protectio nAgency . Hazardou s Site Evaluatio nDivision . Laborator y Dat aValidatio nFunctiona l Guideline s fo r Evaluatin g Inorganics . Jul y 1 . 1988 . 67 . U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . Catalo g o f

Superfun dProgramDirective s (Interi mVersion ) (OSWE RDirectiv e 9200.7-011 . Jul y 19S S 68 . U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . CERCL A(Comprehensiv e Environmenta l Response . Compensation , an dLiabilit y Act ) Complianc e wit hOthe r

Law s Manua l (EPA/540/G-89/006 . OSWE RDirectiv e 9234.1-01) . Augus : 1°S S '^ ' U.S . En \ironmenta l Protectio nAaency . Offic e o f Emergenc y an dRemedia l Response . Fiel dScreemni : Method s Catalog^ : User s Guid e (EPA/540/2-88/005) . Septembe r 198S . 7 0 U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . Guidanc e fo r

Conductin g Remedia l Investigation s an dFeasibilit y Studie s Unde r CERCU A iComprehensiv e Environmenta l Response . Compensation , an dLiabilit y Act ) (Interi m Final ) iEPA/540/G-89/004 . OSWE RDirectiv e 9355.3-01) , Octobe r 1988 . U.S . En \ironmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . Communit y Relation s i nSuperfund : AHandboo k (Interi mVersion) . Chapte r 6 (OSWE R Directr. e "23 0 DoBi . Novembe r 3 . 1988 . "2 . U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . Guidanc e o nRemedia l Action s fo r Contaminate dGroun dWate r a t Superfun dSite ^ (EPA/540/G-S8/003 . OSWE RDirectiv e 9283.1-2) , Decembe r 1988 . 73 . U.S . Environmenta l Protectio nAgency . Offic e o f Emergenc y an dRemedia l Response . User' s Guid e t o th e Contrac t Laborator y Progra m(OSWE RDirectiv e 9240.0-1) . Decembe r 198 SPac e 2 :

"" 4 Interagenc y Cooperativ e Publication . Federal Manua l fo r Identifyin g an dDelineatin g Jurisdictiona l Wetlands . Januar y 1989 .

~ 5 Memorandu mfro mBruc e M . Diamond , U.S . Environmenta l Protectio nAgenc y Offic e o f Wast e Program s Enforcemen t e t al . t o Addressee s ("Directors , Wast e Managemen t Division . Region s I . IV , VII , VIII ; Director , Emergenc y an dRemedia l Respons e Division . Regio nII . Directors . Hazardou s Wast e Managemen t Division , Region s III . VI ; Director . Toxi c an dWast e Managemen t Division , Regio nIX : Director , Hazardou s Wast e Division . Regio nX i . Februar y 9 . 198 9 (discussin g interi mfina l guidanc e o nsoi l mgestio nrates ) ""(- ) U.S . Environmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Respons e A Guid e o nRemedia l Action s fo r Contaminate dGroun dWate r (OSWE RDirectiv e 9283.1-2FSI . Apri l 1989 . " ~ U.S . Environmenta l Protectio nAgency . Offic e o f Soli dWast e an dEmergenc y Respons e ARAR s O s & A s (OER R9234.2-01FS) , Ma y 1989 . " S Memorandu mtro mHenr y L . Longes t I I an dGeral dEmison . EP A Headquarter s t o Addressee s ( Regiona l Wast e Managemen t Divisio nDirectors ; Regiona l Superfun d Branc hChiefs . Regiona l Ai r Divisio nDirectors ; Regiona l Ai r Branc hChiefs . OER R Divisio nDirectors . OAQP S Divisio nDirectors') . Jun e 15 . 198 9 (discussin g contro l o t a n emission s hor n.1. 1 strippers )

~ 9 U.S . Environmenta l Protectio nAgency . Ris k Assessmen t

Wor k Group , Regio n1 Supplementa l Ris k

Assessmen t

Guidanc e fo r

th e Superfun dProgra m(Draft Final ) (EPA/90 1 '5-89/001) . Jun e 1989 . S O 'Protectio no t

Environment. " Cod e o f Federa l Regulation s (Titl e 40 . Part s 190-299) . Revise da s o t

!ul \i . 198 9 S 1 Memorandu mtro mLoui s F . Gitto , U.S . Environmenta l Protectio nAgenc y Air . Pesticides , an dToxi c Managemen t

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