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2 3 Bu rhngto~ Road BPdlord Mass 01730

Technology Division 16 7gt 275middot5444

To David Webater EPAmiddotSilrelim Project Manager Date 4 February 1986

Michael Jaainaki~CA-Silreaim Project ManagerFrom

Silreaim RIPS M~~hly Overaight and Planning Meeting 3 February 1986 IPA-JPK Federal Building la00-4a00pm

Subject

David Webater preaented to all in attendance the agenda for the daya eting and a auaary lilting of vhat activitiea have tranapired aince the laat monthly overaight eting of 6 January 1986 Theae activitiea are aa follovaa

6 January 1986 Laat Monthly Overaight and Planning Meetina

10 January 1986 EPA Letter vith initial comenta aakina for docuentation coparing Barcada to conventional vella

23 January 1986 PA received copiea of the document Preliminary Uae of larcad Inatrumenta for Groundwater Monitoring

28 January 1986 EPA aent coenta on Part II Deliverable vith requeat for reviaed document within 10 daya--February lOth

28 January 1986 D Webater M Brickell and J Thoaaa t vith Charlie Lindbera and Paul Reiter at the aite to identify landarka arid ayatea and aurface dralnaae

3 February 1986 PA received a letter froa Ja Bond reaardina acceaa IPA received packaae froa Mark Brickell of CDM

o David Webater noted tbat tbe laat etina ainutea did not include the above a-ary of eventa that had occarred Iince the 2 December 1986 Ther fore tb attach d auaary providee thia oaiaaion froa the laat monthly overaiampht and plannina atina ainutea

o David W bater bandedbullout a copy of the above ntloned Je Bond letter 8oae dlacuaaion reeulted reaardina the iapllcatlona of the letter on th Phaa I 11 inttallatlon plan Specifically the diecuaelon centered arOUDd propoaed well location Jo 1middot311 lt vae decided that David Webater would iOYtettaate tbie acceee problea and bullbull if IPA could aet a copy of the 211 report pr par d for Mr Bond EPA and CZA aareed to coneider aovina tbe propoa d 11 location approxtately 10-feet off property that aayb OVD d by Mr loed and onto City of Lovell Property Tbie poeetbiltty vtll b tu attaat d by CZA

o ly bull ttlnamp the next monthly overaiaht and planntna ae tina clay of March (3 Kerch 1986) tt bullbullbull decided that th n xt

ld at b bald on Tuetdaye du to a veral pertonabull

for tb

o Dick Cahaly raiaed a concern over the details preaented in the last two (2) monthly overaight and planning meeting minutes1 apecifically the lack of documentation on the approval proceaa being given by EPA to the Truateea GZA Dick Cahaly atated that the laat meeting minutea should be amended to atate that the Truateea are very concerned over the iaauance of a conditional approval to proceed with additional work efforta on the RI Thia concern atema from the fact that the Truateea never expected to receive auch a conditional approval to go ahead but expected EPA to give them final approval to continue The Truateea do not like the overall idea of a conditional approval on a paat deliverable while their contractor (GZA) ia going ahead with the next phaae of the project without knowledge that the content of the last deliverable ia finally acceptable to IPA The Truateea feel that the iaauance of a conditional approval ia confuaing

o David Webater aaked GZA to aive him a atatua report on the reaulta of plea that are currently beina analyzed by Roy F Weaton labs Charlie Lindberg of GZA atated that he received all the data very recently and that the entire data package ia preaently beina validated Thia proceaa waa stated to take aoe tte and that the reaulta will likely be validated by the next aonthly aeeting

o David Webater aaked GZA about the status of the vent cannisterbull that are to be in-place aa aoon aa poaaible and the specificationbull for theae canniatera Charlie Lindberg told David Webater that the canniatera juat arrived at GZA and that plana are to put thea on the venta and give the apecificationa by the end of thia week David Webater aaked GZA to let GCA know about when GZA will ao onaite to place the cannisterbull on the venta ao that GCA can be preaent

o David Webater opened the aeetina up to the TruateeaGZA to diacuaa any queetiona or probl with the coenta and acheduled stated in the recently iaaued letter by IPA dated 28 January 1986

o Larry Peldaan atated that GZA currently baa a letter into typina to the Truateea atatina that the 10 February 1986 date for a revised Phase I Saaplina Plan ia not poaaible and that a four (4) ek extension ia beina requested

o Larry Peldaan then proceeded to diecuaa several iteaa in the IPA letter which GZA atated were out of the acope of the CDH Work Plan and alao that raiaed aoe queationa by GZA on bow IPA expected the revised plan to address theae coenta A auaaary of theae ditcuaaiona ar aa follovaa

- Section 200 Iteaa I 3 4 8 and 9 CZA stated that tbeae iteaa require aiiDificant effort Charlie Lindbera atated that in Itea 13 that tbe CDH Work Plan only requeata that the ar-ound water data needs to be validated by GZA Charlie Ltndbera stated tbat the DIMS waa only aet up for around water data and not toil CbaElie Ltndbera etated that aoat data that CZA will validate will appear in tbe DIKS upon capletfon which it U~ ly to be when th draft ll it copleted David Webtter stat d that tbta effort waa not intend d to be a part of th 10-day turoaround stat d in th PA c nt lett r

Jgt(l)01-4 Jr I-4Q ZITI 1-4(1) ()1-4-13 Q lgtO -C[1-4111 ltJ 1111-4 n QJgt lllr n on QOOQ

o Dick Cahaly raiaed a concern over the details preaented in the last two (2) monthly overaight and planning meeting minutes1 apecifically the lack of documentation on the approval proceaa being given by EPA to the Truateea GZA Dick Cahaly atated that the laat meeting minutea should be amended to atate that the Truateea are very concerned over the iaauance of a conditional approval to proceed with additional work efforta on the RI Thia concern atema from the fact that the Truateea never expected to receive auch a conditional approval to go ahead but expected EPA to give them final approval to continue The Truateea do not like the overall idea of a conditional approval on a paat deliverable while their contractor (GZA) ia going ahead with the next phaae of the project without knowledge that the content of the last deliverable ia finally acceptable to IPA The Truateea feel that the iaauance of a conditional approval ia confuaing

o David Webater aaked GZA to aive him a atatua report on the reaulta of plea that are currently beina analyzed by Roy F Weaton labs Charlie Lindberg of GZA atated that he received all the data very recently and that the entire data package ia preaently beina validated Thia proceaa waa stated to take aoe tte and that the reaulta will likely be validated by the next aonthly aeeting

o David Webater aaked GZA about the status of the vent cannisterbull that are to be in-place aa aoon aa poaaible and the specificationbull for theae canniatera Charlie Lindberg told David Webater that the canniatera juat arrived at GZA and that plana are to put thea on the venta and give the apecificationa by the end of thia week David Webater aaked GZA to let GCA know about when GZA will ao onaite to place the cannisterbull on the venta ao that GCA can be preaent

o David Webater opened the aeetina up to the TruateeaGZA to diacuaa any queetiona or probl with the coenta and acheduled stated in the recently iaaued letter by IPA dated 28 January 1986

o Larry Peldaan atated that GZA currently baa a letter into typina to the Truateea atatina that the 10 February 1986 date for a revised Phase I Saaplina Plan ia not poaaible and that a four (4) ek extension ia beina requested

o Larry Peldaan then proceeded to diecuaa several iteaa in the IPA letter which GZA atated were out of the acope of the CDH Work Plan and alao that raiaed aoe queationa by GZA on bow IPA expected the revised plan to address theae coenta A auaaary of theae ditcuaaiona ar aa follovaa

- Section 200 Iteaa I 3 4 8 and 9 CZA stated that tbeae iteaa require aiiDificant effort Charlie Lindbera atated that in Itea 13 that tbe CDH Work Plan only requeata that the ar-ound water data needs to be validated by GZA Charlie Ltndbera stated tbat the DIMS waa only aet up for around water data and not toil CbaElie Ltndbera etated that aoat data that CZA will validate will appear in tbe DIKS upon capletfon which it U~ ly to be when th draft ll it copleted David Webtter stat d that tbta effort waa not intend d to be a part of th 10-day turoaround stat d in th PA c nt lett r

Jgt(l)01-4 Jr I-4Q ZITI 1-4(1) ()1-4-13 Q lgtO -C[1-4111 ltJ 1111-4 n QJgt lllr n on QOOQ

- Section 300 Item I 3amp Charlie Lindberg stated that the data shown in Table 4 of the Phase I Sampling Plan waa only screening data and that the data ia only to be used in this manner It waa later decided that GZA would following validation of the recently obtained priority pollutant data ao back to the data shown in Table 4 and attempt to correctly identify moat of the peaks and compound concentrations presented

- Section 300 Item I 4amp All in attendance diacuaaed the aeaning and understanding of this PA cament It waa agreed that CZA would do what waa stated in the parenthesis at the end of the coaaent ie In the reviled deliverable provide thh review and c011111ent ~ provide a date for ita aubllhaion

- Section 400 Item l1 GZA stated that ny of the subparts of thil c011111ent (a-h) place INCh 110re restriction on the Phase I Saaplina Plan than does the CDM Work Plan However CZA had no significant probleaa with the provisions requested by PA other than those of subpart (b)-last part of sentence atartina with or a deepamp or (a)-the ainiiiUII of 3 feet rather than 2 feet of bentonite aeal1 and subpart (h)-the aianificantly thick chanabull in strata requirent rollovinamp nueroua diacuaaiona and queationa reaardinamp the apeciftc uae of Barcada in deep inatallationa it waa decided that PA would add to this coaent a reatriction that bullbullbull dedicated aaaplera bullbullbull of liaited tbickneaa (ten feet or leaa in thickneaa) or a aianificant and liaited aone of atratified contaaination

- Several other diacuaaiona occurred reaardlna clarification on the part of GZA of certain of the caenta by IPA Th ae clarifications related to Iteaa 4 5 6 and 10 of Section 400

o follovinamp the coaptation of tbeae diacuaaiona relattna to GZAa queationa on PAa letter a abort break occurred ao aa to allow Dabullld Webeter to ae t with hie conaultantaUSCS peraonnel and alao for tb TruateeaCZA to aeet aeparately to dlecuee a realistic d livery acb dul bull

o follovinamp the break David Webster nt tbrouab each of tb pointe of concernqueetionclarificatlon that CZA bad aek d r aardlnamp th IPA letter of 28 January 1986 Upon coapletlon of tble rebulll David Webater etat d that be would aend a letter of clarification to tb TTuete bull rlalnamp what had been diacuaeed and aare d upo by all par t bull cooc d Dabull1d Vebeter atated that thh letter would be in t t 1 by th d of tbla

ek

o It waa aaaln dhcueeed and finally aa d that tb r bullta ct Plan would be reaublaltted to IPA on or bJ th 14 b o r b tb lOth of february aa atat d in IPAa 28 Januaf1 19 6 lett

o Charlie Llndbera ttated to Da ld Webtter tba d teraintna th neceeaary pr ciplta too n water and ted n 1 ple locati d att t to walt a llttle 1 r t that lt ie u likely that lt 11

Therefore GZA will modify the current Phase I Sampling Plan to address this problem and will likely requeststate in the revised plan that those River Meadow Brook and Pond 1urface water and 1ediment 1amples will be collected bullbull aoon bullbull posaible and thole aamplea that require a precipitation event will occur once 1uch an event occurs

o Bill McDonald of the Ayer City Homeownerbull A110c aaked thoae in attendance the atatu1 of the vent canni1tera and when they would be put on GZA atated ~hat theae canniater1 are at GZA and that they would be on by the end of thia week Bill McDonald aaked David Webater about requeat1 made by the public at the laat over1ight and planning bulleeting Mr Webater indicated that a re1ponae fro EPA ia being conaidered David Webater atated that be doea not plan to a1k the Tru1teea to provide a larae acale P which baa not already been prepared GZA and the Truateea atated that they will try to prepare auch a map or aive the public a copy of the ylar1 that GZA baa de for kina their own Pbull bullbull pre1ented in the Phaae I spUng Plan

Diltributions

J1 Rogen John Ayen Nancy Bettinaer Eia Weatheiaer Morine Danley Philip Scanwell Phil Gacbvend Jill Caapbell Kathy Anderton Joaeph P Nevaan Stanley lo1enbura letay Rom Kathleen Connolly

ATTACHED

Summary of activities that occurred between the fifth monthly oversight and planning meeting held on 2 December 1985 and the sixth monthly oversight and planning meeting held on 6 January 1986a

2 December 1985 1 David Webster received the 27 November 1985 reaponaea to EPA comments on the revised POPe

11 December 1985 1 David Webster received letter of transmittal from GZA dated 11 December 1985 including (a) analytical protocols for Appendix 8 analysis (b) liat of property owners for well installations and (c) plan of property owners

16 Deceaber 1 EPA sent letter to James Rogers regarding EPAa position on (a) Appendix 8 constituents (b) schedule for water aplina and sediment aamplina

16 Decber and other dates in December 1985 1 Conversations with GZA on the Appendix 8 analysis

18 December 1985 Part II deliverable to EPA from James Rogers

20 December 1985 EPA letter to Jea Rogers reaardina final approval of the Part I deliverable--with two ainor chanabullbullmiddot

22 Deceaber 1985 IPA aent access letter to Transit Construction Copany

27 Decber 1985 EPA aent access letter to aix (6) other parties where Phase I vella are planned to be installed

2 January 1986 1 IPA received GZA letter with one additional property owner for acceaa letter

-------- ---

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CA GZA oc-cpeshyuSt~

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1. barcode 568279
2. barcodetext SDMS Doc ID 568279

Therefore GZA will modify the current Phase I Sampling Plan to address this problem and will likely requeststate in the revised plan that those River Meadow Brook and Pond 1urface water and 1ediment 1amples will be collected bullbull aoon bullbull posaible and thole aamplea that require a precipitation event will occur once 1uch an event occurs

o Bill McDonald of the Ayer City Homeownerbull A110c aaked thoae in attendance the atatu1 of the vent canni1tera and when they would be put on GZA atated ~hat theae canniater1 are at GZA and that they would be on by the end of thia week Bill McDonald aaked David Webater about requeat1 made by the public at the laat over1ight and planning bulleeting Mr Webater indicated that a re1ponae fro EPA ia being conaidered David Webater atated that be doea not plan to a1k the Tru1teea to provide a larae acale P which baa not already been prepared GZA and the Truateea atated that they will try to prepare auch a map or aive the public a copy of the ylar1 that GZA baa de for kina their own Pbull bullbull pre1ented in the Phaae I spUng Plan

Diltributions

J1 Rogen John Ayen Nancy Bettinaer Eia Weatheiaer Morine Danley Philip Scanwell Phil Gacbvend Jill Caapbell Kathy Anderton Joaeph P Nevaan Stanley lo1enbura letay Rom Kathleen Connolly

ATTACHED

Summary of activities that occurred between the fifth monthly oversight and planning meeting held on 2 December 1985 and the sixth monthly oversight and planning meeting held on 6 January 1986a

2 December 1985 1 David Webster received the 27 November 1985 reaponaea to EPA comments on the revised POPe

11 December 1985 1 David Webster received letter of transmittal from GZA dated 11 December 1985 including (a) analytical protocols for Appendix 8 analysis (b) liat of property owners for well installations and (c) plan of property owners

16 Deceaber 1 EPA sent letter to James Rogers regarding EPAa position on (a) Appendix 8 constituents (b) schedule for water aplina and sediment aamplina

16 Decber and other dates in December 1985 1 Conversations with GZA on the Appendix 8 analysis

18 December 1985 Part II deliverable to EPA from James Rogers

20 December 1985 EPA letter to Jea Rogers reaardina final approval of the Part I deliverable--with two ainor chanabullbullmiddot

22 Deceaber 1985 IPA aent access letter to Transit Construction Copany

27 Decber 1985 EPA aent access letter to aix (6) other parties where Phase I vella are planned to be installed

2 January 1986 1 IPA received GZA letter with one additional property owner for acceaa letter

-------- ---

AL middot---- middot--- -- - -- -middot shy Ami~ -~ ---- - --~~-= middot~--~ middot-shyJ~ - - - middot- --- - ---

--------shy

- - --shy ______ -----shy

-~ ~U~~( JMtL

CA GZA oc-cpeshyuSt~

(5f1 middotshy-lt-A rl

It 1L 7 bull ro~ tc_ tlfff~~

1. barcode 568279
2. barcodetext SDMS Doc ID 568279

ATTACHED

Summary of activities that occurred between the fifth monthly oversight and planning meeting held on 2 December 1985 and the sixth monthly oversight and planning meeting held on 6 January 1986a

2 December 1985 1 David Webster received the 27 November 1985 reaponaea to EPA comments on the revised POPe

11 December 1985 1 David Webster received letter of transmittal from GZA dated 11 December 1985 including (a) analytical protocols for Appendix 8 analysis (b) liat of property owners for well installations and (c) plan of property owners

16 Deceaber 1 EPA sent letter to James Rogers regarding EPAa position on (a) Appendix 8 constituents (b) schedule for water aplina and sediment aamplina

16 Decber and other dates in December 1985 1 Conversations with GZA on the Appendix 8 analysis

18 December 1985 Part II deliverable to EPA from James Rogers

20 December 1985 EPA letter to Jea Rogers reaardina final approval of the Part I deliverable--with two ainor chanabullbullmiddot

22 Deceaber 1985 IPA aent access letter to Transit Construction Copany

27 Decber 1985 EPA aent access letter to aix (6) other parties where Phase I vella are planned to be installed

2 January 1986 1 IPA received GZA letter with one additional property owner for acceaa letter

-------- ---

AL middot---- middot--- -- - -- -middot shy Ami~ -~ ---- - --~~-= middot~--~ middot-shyJ~ - - - middot- --- - ---

--------shy

- - --shy ______ -----shy

-~ ~U~~( JMtL

CA GZA oc-cpeshyuSt~

(5f1 middotshy-lt-A rl

It 1L 7 bull ro~ tc_ tlfff~~

1. barcode 568279
2. barcodetext SDMS Doc ID 568279

-------- ---

AL middot---- middot--- -- - -- -middot shy Ami~ -~ ---- - --~~-= middot~--~ middot-shyJ~ - - - middot- --- - ---

--------shy

- - --shy ______ -----shy

-~ ~U~~( JMtL

CA GZA oc-cpeshyuSt~

(5f1 middotshy-lt-A rl

It 1L 7 bull ro~ tc_ tlfff~~

1. barcode 568279
2. barcodetext SDMS Doc ID 568279