CORPORATE OFFICES: Maine, Massachusetts,New Hampshire, Connecticut, Florida

Engineering • Science • Operations Operational offices throughout the u.s.

February 14, 2007

Mr. Don McElroyEPA Region 11 Congress StreetSuite 1100Boston, MA 02114-2023

RE: Monthly Progress Report - January 2007Sutton Brook Disposal Area Superfund Site

Dear Mr. McElroy:

Please find attached the Monthly Progress Report dated February 14, 2007 and reflecting activitiescompleted during the month of January 2007 at the Sutton Brook Disposal Area Superfund Site. Writtenprogress reports are required to be submitted to EPA and DEP per the Administrative Order by Consentfor Remedial Investigation and Feasibility Study, Docket No. CERCLA-01-2004-0002.

Please do not hesitate to contact me at (978) 557-8150 if you have any questions.

Sincerely,

WOODARD & CURRAN, INC.

Jeffrey A. Hamel, LSP, LEPSenior Project Manager

Enclosure

cc: Janet Waldron (MassDEP)Neil Thurber (M&E)Sutton Brook Tech CommitteeRobert Kirsch, Esq. (PRP Group)FILE

35 New England Business Center • Andover, Massachusetts 01810 • (978)557-8150- (866)702-6371 • (978) 557-7948 (Fax)www.woodardcurran.com

MONTHLY PROGRESS REPORT REMEDIAL INVESTIGATION/FEASIBILITY STUDY

SUTTON BROOK DISPOSAL AREA SUPERFUND SITE January 2007

February 14,2007

This monthly progress report is submitted to the U.S. Environmental Protection Agency (EPA) and Massachusetts Department of Environmental Protection (MassDEP) documenting the activities completed during the month of January 2007 at the subject site pursuant to the Administrative Order by Consent for Remedial Investigation and Feasibility Study, Docket No. CERCLA-01-2004-0002.

1. Reporting Activities Completed

• Submitted December monthly progress report to EPA and MassDEP on January 12th.

• Conducted monthly conference call between EPA, MassDEP, and the PRP Group. The call washelheldd oonn JanuarJanuaryy 1616tthh T(thir(thirdd Tuesday of each month) meeting the requirements of the monthly meeting required in the AOC.

• Ecological Risk Assessment

o Submitted technical memorandum describing the sediment sampling, results, and recommendations for additional evaluation with regard to the Deep Marsh adjacent to the Southern Lobe - January 8th;

o EPA provided comments on the Deep Marsh technical memo on January 17th and January 18th;

o Submitted responses to comments on the Deep Marsh memo on January 18th;

o Submitted sediment toxicity testing results from the Southern Tributary samples to EPA-January 18th;

Phase 1 Feasibility Study (FS)

o Conducted conference call with EPA, M&E, MassDEP, and TOXIC representative to discuss the December 15th responses to comments on the Phase 1 FS - January 11th;

o January 18th - EPA provided comments to the responses to comments with an indication that these comments do not need to be responded to directly and further modification of the Phase 1 FS is not anticipated.

Preliminary Remediation Goals

o Submitted technical memorandum describing the approach to developing numerical Preliminary Remediation Goals (PRGs) to be used in the FS- January 10th;

Monthly Progress Report - January 2007 Page 1 Sutton Brook Disposal Area Superfund Site February 14, 2007

o EPA provided comments on the technical memorandum on January 19th;

o Submitted responses to comments on January 31st;

• Submitted memorandum on the clarification on the use of Post Draft RI data in the Final RI Report - January 31st;

2. Site Activities Completed

• The three recently installed soil gas probes along the dirt access road adjacent to the Northern Lobe and proximate monitoring wells (headspace) were sampled on January 22nd and January 23rd;

3. Sampling Data/Results

• Soil vapor results from the December and January sampling are attached.

4. Concerns Encountered and Corrective Actions Taken

• None at this time.

5. Anticipated Near-Term Project Schedule

• The following is a summary of the near-term project schedule:

- Prepare and submit Phase 2 Feasibility Study - February;

- Submit revised RI report, incorporating EPA comments - February;

- Submit revised human health and ecological risk assessments, incorporating EPA comments - February;

- Sample private non-drinking water well located at 30 Homestead Lane, in conjunction with EPA - pending access.

6. Upcoming Meetings and Conference Calls

• Monthly conference calls have been scheduled for the third Tuesday of each month at 9:00 AM. Anticipated attendance will include W&C, EPA, MassDEP, and a representative from the PRP Group. The next scheduled call will be February 20th. The standing dial-in number is:

Call Number- 1-888-550-5969

Password-708311#

Monthly Progress Report - January 2007 Page 2 Sutton Brook Disposal Area Superfund Site February 14, 2007

• Action Items from the January meeting:

-

-

See above under point 5.

Follow-up to discussion regarding the use and/or occupation of a portion of the property (near the Rocco's garage) by others for automotive repair work. Town, Group, and EPA are looking into situation further.

7. Anticipated Concerns and Proposed Solutions

• None at this time

Monthly Progress Report - January 2007 Page 3 Sutton Brook Disposal Area Superfund Site February 14, 2007

LEGEND

APPROXIMATE LOCATION OF PROPERTY LINE

INTERPRETIVE LIMITS OF SOLID WASTE

MONITORING WELL LOCATION AND IDENTIFIER

FIGURE 1 1 - 1

NORTHERN PROPERTY LINE WOODED &CURR AN

SCALE IN FEET Engineering • Science • Operations SOIL GAS SAMPLING LOCATIONS SUTTON BROOK DISPOSAL AREA

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS - LANDFILL GAS MIGRATION - MONITORING SUMMARY

J. Meldrim, A. Wallace PERSONNEL ONSITE:

DATE

TEMPERATURE:

BAROMETRIC PRESSURE:

Probe or Well ID

SG-6

SG-7

12/11/2006

30.20" Hg

Time

16:09:45

16:10:00

16:10:15

16:10:45

16:11:15

16:11:45

16:12:15

16:12:45

16:13:15

16:13:45

16:14:15

16:14:45

15:47:30

15:47:45

15:48:00

15:48:30

15:49:00

15:49:30

15:50:00

15:50:30

43 F (Start) 43

Elapsed time (seconds)

0

0:00:15

0:00:30

0:01:00

0:01:30

0:02:00

0:02:30

0:03:00

0:03:30

0:04:00

0:04:30

0:05:00

0

0:00:15

0:00:30

0:01:00

0:01:30

0:02:00

0:02:30

0:03:00

F (End)

Methane (% volume)

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0.1

0

0

0

0

0

Methane (LEL%)

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

0

0

0

0

0

O2

20.7

20.7

20.6

20.7

20.8

20.7

20.7

20.7

20.8

20.7

20.7

20.8

20.6

20.6

20.6

20.5

20.6

20.6

20.5

20.5

CO2

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

\\Andover\projects\210517 Sutton Brook\wip\Feasibility Study\Phase 2 FS\landfill gas workplan\LANDFILL GAS Monitoring Summary.xls

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS - LANDFILL GAS MIGRATION - MONITORING SUMMARY

J. Meldrim, A. Wallace PERSONNEL ONSITE:

DATE

TEMPERATURE:

BAROMETRIC PRESSURE:

Probe or Well ID

SG-8

PMW-1

12/11/2006

30.20" Hg

Time

15:51:00

15:51:30

15:52:00

15:52:30

15:28:15

15:28:45

15:29:15

15:29:45

15:30:15

15:30:45

15:31:15

15:31:45

15:32:15

15:32:45

15:33:15

15:55:00

15:55:15

15:55:30

15:56:00

15:56:30

43 F (Start) 43

Elapsed time (seconds)

0:03:30

0:04:00

0:04:30

0:05:00

0

0:00:30

0:01:00

0:01:30

0:02:00

0:02:30

0:03:00

0:03:30

0:04:00

0:04:30

0:05:00

0

0:00:15

0:00:30

0:01:00

0:01:30

F (End)

Methane (% volume)

0

0

0

0

0

0

0

0

0

0.1

0

0

0

0

0

0

0

0

0

0

Methane (LEL%)

0

0

0

0

0

0

0

0

0

1

0

0

0

0

0

0

0

0

0

0

O2

20.8

20.7

20.6

20.6

20.3

20.3

20.3

20.3

20.3

20.4

20.4

20.5

20.5

20.5

20.6

20.5

20.4

20.5

20.6

20.6

CO2

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.2

0.1

0.1

0.1

0.1

\\Andover\projects\210517 Sutton Brook\wip\Feasibility Study\Phase 2 FS\landfill gas workplan\LANDFILL GAS Monitoring Summary.xls

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS - LANDFILL GAS MIGRATION - MONITORING SUMMARY

J. Meldrim, A. Wallace PERSONNEL ONSITE:

DATE

TEMPERATURE:

BAROMETRIC PRESSURE:

Probe or Well ID

PMW-2

12/11/2006

30.20" Hg

Time

15:57:00

15:57:30

15:58:00

15:58:30

15:59:00

15:59:30

16:00:00

15:39:15

15:39:30

15:39:45

15:40:15

15:40:45

15:41:15

15:41:45

15:42:15

15:42:45

15:43:15

15:43:45

15:44:15

16:02:45

F (End)

Methane (% volume)

0

0

0

0

0

0

0

0

0

0

0.1

0.1

0

0

0.1

0

0

0

0.1

0

43 F (Start) 43

Elapsed time (seconds)

0:02:00

0:02:30

0:03:00

0:03:30

0:04:00

0:04:30

0:05:00

0

0:00:15

0:00:30

0:01:00

0:01:30

0:02:00

0:02:30

0:03:00

0:03:30

0:04:00

0:04:30

0:05:00

0

Methane (LEL%)

0

0

0

0

0

0

0

0

0

0

1

1

0

0

1

0

0

0

1

0

O2

20.8

20.7

20.7

20.7

20.7

20.7

20.8

20.5

20.5

20.5

20.5

20.5

20.4

20.5

20.5

20.6

20.7

20.6

20.6

20.6

CO2

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1 PMW-3

\\Andover\projects\210517 Sutton Brook\wip\Feasibility Study\Phase 2 FS\landfill gas workplan\LANDFILL GAS Monitoring Summary.xls

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS - LANDFILL GAS MIGRATION - MONITORING SUMMARY

J. Meldrim, A. Wallace PERSONNEL ONSITE:

DATE

TEMPERATURE:

BAROMETRIC PRESSURE:

Probe or Well ID

Ambient

Ambient

12/11/2006

30.20" Hg

Time

16:03:00

16:03:15

16:03:45

16:04:15

16:04:45

16:05:15

16:05:45

16:06:15

16:06:45

16:07:15

16:07:45

15:53:00

16:15:15

43 F (Start) 43

Elapsed time (seconds)

0:00:15

0:300020

0:01:00

0:01:30

00020

0:02:30

0:03:00

0:03:30

0:04:00

0:04:30

0:05:00

—

F (End)

Methane (% volume)

0

0

0

0

0

0

0

0

0

0

0

0

0

Methane (LEL%)

0

0

0

0

0

0

0

0

0

0

0

0

0

O2

20.5

20.6

20.6

20.8

20.6

20.7

20.6

20.6

20.7

20.7

20.5

20.7

20.8

CO2

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

\\Andover\projects\210517 Sutton Brook\wip\Feasibility Study\Phase 2 FS\landfill gas workplan\LANDFILL GAS Monitoring Summary.xls

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS - LANDFILL GAS MIGRATION MONITORING • FIELD LOG

PERSONNEL ONSITE: Hi/¥\AJ \AW/O.CC T7ZTI

"DATE TEMPERATURE:

BAROMETRIC PRESSURE: <*

Probe or Well ID Time Elapsed time

(seconds) Methane

(% volume) Methane (LEL%)

C02 yt

0,0 O.O 8SI.S­ \).,0

Is c.e 0 \.J« \

30 o-.o C OJ Ms 0-0 Co 0 On \

O'O o-.c 0 0,/

O.O 0 \ v=> u • 0 ^0 0 o: i

O-.C" A (•-, KJ . \J 0

i£lb O X 0.0 0 0, !

O.O 0 G, j

G-,6 o.,c 0 o. / 0.0 OX r\

ao 0 33.0 o. i

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS - LANDFILL GAS MIGRATION MONITORING • FIELD LOG

PERSONNEL ONSITE: _ £ f , M\ly\J [0lG>~

DATE ;

TEMPERATURE:

BAROMETRIC PRESSURE:

Elapsed time Methane Methane Probe or Well ID Time 02 ;/, C02 '/,

(seconds) (% volume) (LEL%)

% -7 0

15 Q-Q. O,o 0 17, k 0 -. 0

O\ G> 0, 0 0

T37:I5 % 0, 0 o

0-0: o.o o oISO ?

*&.% s ^ e • ^ ' ^

0.^ . q 0 cu%

OHO 0

210 5

fa ^ Wo 0

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS • LANDFILL GAS MIGRATION MONITORING • FIELD LOG

PERSONNEL ONSITE:

DATE

TEMPERATURE:

"TJ ,

\ - 7 )7

BAROMETRIC PRESSURE:

Probe or Well ID

c;/ /

Time

VW

Elapsed time fseconds)

0 \s

Methane f% volume)

Methane (LEL%)

y?>

H2S 02

on

C02

37 J 77 7 7 >;-? 7 o.. o

?7 7

io ; i

CO

CX6 ^6 = 4

) so fl-H 1! 0,6

II 0*0 i

S 3 : CO

c2 1 C

5"'7o Li!.a 7~n

>» >??

1/ ' & /a

o,o CO

C O

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS • LANDFILL GAS MIGRATION MONITORING • FIELD LOG

PERSONNEL ONSITE:

D A T E

TEMPERATURE: 03' BAROMETRIC PRESSURE:

Probe or Well ID Time Elapsed time

fseconcfsj Methane

(% volume) Methane (LEL%)

H2S 02 C02

0>! c) G1.0 O , \

G

IS 6 6>

9£30 30

k> q o,o °\o air?

q 0.0

*i i —? a,\< {

57-30 (SO 1 r / i . C\\ , I

; r^ *• I. q ,<^ J »—l

% v_X f « 1 A •••>

'% f%l ~, • rk 5*7-.30 0-4-! % A *~V

iO-OCV'OO ry 0,6 a i,7

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS • LANDFILL GAS MIGRATION MONITORING • FIELD LOG

PERSONNEL ONSITE: VMflJi&Cfl DATE

TEMPERATURE: 33 BAROMETRIC PRESSURE:

Probe or Well ID Time Elapsed time

(seconds) Methane

f% volume) Methane (LEL%)

02 C02

Ouvv\!b"'£v*V a i r 0-Oif IQY­ 0 = 0

PVW-*t r>- 0­ 4 ­ .—

15.' 0 ! 17 y y *l f

s\ 3.?

1 ». \ 0 3d 0=0 / .^ 0=07 30 [ _ S~y m )%% 14

»ao ^\ 0-0 (.7 0 <-> |.H

i »7 0.0 l$,q

iaoq'30 aio 1,7 11 >

53 Ho !

1 ' /

kJ

4-0 0,6 30(3 •5,0

l\6 0,0 ivy

^ / ft f " f^^

Q|)

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. ; Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS • LANDFILL GAS MIGRATION MONITORING - FIELD LOG

PERSONNEL ONSITE:

DATE

TEMPERATURE: -F BAROMETRIC PRESSURE:

Probe or Well ID

il^bei/tt #u-,

Time

\ t ­ * -"i i U •• ! f

Elapsed time fseconcfsj

Methane C% volume)

Methane (LEL%)

%

H2S 02 CO2

o. i

C f

/ •

;

~~i

\

' {

U

IS

? o

1

1 ? . •,

* r-i i

' ' )

.«' J

•

6 A OH

on 1,0 |,0

/.0

C>A

/

S 9

)S

•So

30

0,0

0.(3 CM)

f] ("xi

6.6

0,0 * , / • )

ffc, >

a a

it) , I

a, o

«i ^ it,?

M, a 3.3

o&OO

'' ) l

' t '( ) 0:7

'/ IS

m 3S

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS - LANDFILL GAS MIGRATION MONITORING • FIELD LOG

PERSONNEL ONSITE:

DATE

TEMPERATURE: at ^ BAROMETRIC PRESSURE:

Probe or Well ID Time Elapsed time

(seconds) Methane

(% volume) Methane (LEL%)

H2S 02 C02

Mc>&ti air fo: IP / %:? 0>l

PWMA H IO-.W0 0

\5 s; /> I A,

0' :> ID O,o "i i f\

(••• 0 5 0,, H

3>5o 5 " :i|:cX) ..../ 0,0 G,H

ISO a a >.. .$ a 1,7

../-. -^'* KJ'tJ) m fto • 03 ••""I ,»»"• ^ " | j . H: 0,0 G.3

Cy 0,0 3-70 DA s 0,0 03

©•A 0,0

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS • LANDFILL GAS MIGRATION MONITORING - FIELD LOG

PERSONNEL ONSITE:

DATE

TEMPERATURE: rT\kBAROMETRIC PRESSURE:

Elapsed time Methane Methane Probe or Well ID Time H2S 02 C02

(seconds) (% volume)

m\ o& L/i

0-0

1 ! * \ \AJ id 0 iq ati

o,a -\|* f

GO 5' 0.0 O. I ':

60 5(9,6 OA •

\$P (SO CK3, "

1 £ £; o . | i-Tm OS w i

0­ f'\ V., CA

!7 0,0 Art

Qt\* j

f c).. i A '"'i 5' • '1 n

•• "< A . t

I,

M, ..-! £|

^«) aa If

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS - LANDFILL GAS MIGRATION MONITORING - FIELD LOG

PERSONNEL ONSITE:

DATE

TEMPERATURE:

BAROMETRIC PRESSURE: pTUi =- Cf q c

Probe or Well ID Time Elapsed time

(seconds) Methane

f% volume) Methane (LEL%)

H2S 02 C02

0- I

% • %

G K 0,7

a^ 13".

0,0

an

^ C)

>if\ 'V.

a:) | |

7

••

[.

-?,()

CIO

0,0

a' • ­>

41/7

0, ­1

' « . , » •

' i '.

* t

/

r; 'J

T

5"

0.6

0-0

,.x I». 7

«.?>

0 = 3

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of

SUTTON BROOK LANDFILL DISPOSAL AREA PHASE II FS • LANDFILL GAS MIGRATION MONITORING • FIELD LOG

PERSONNELONS1TE:

DATE

TEMPERATURE:

BAROMETRIC PRESSURE:

Probe or Well ID Time

I.V / ' '

' j , " ; t

",v /• -o

'•« '!•"(;

,•• -'r f< ! : , t u

1}OXJ,

fij

Elapsed time fseconcfsj

0

IS

1 at)

1 ttJ

n o •

Methane (% volume)

a a

Methane (LEL%)

H

'777

",.?*7'7

;.;»•_/ >

•••> " • ? * • • >

-?>7

»>

>77

y~?'7

»7

H2S

f

10

{e t (

1 !

I I • I j

11

ra

02

aw

\ ! 1

0 ^ 0.1

'* 0

£7.0

C02

O.I

'2 t ' 1... I»7

3\ > •>

"? i C" *J> I *. -)

3f< S

r

Note: Readings should be recorded at 15 and 30 seconds then at 30 second intervals until 300 seconds (5 minutes) have elapsed. All peak values should also be recorded. Page of