I I I I

] 16 ~

UNITID ITAT11 INVIRONMIHTAI IIIDTICTION AOINCY IUOtOHI

J f KEHHlOY flOIAAL 8UILDINQ IOSTOH MASSACHUSETTS 02203

February 17 1988

Mr Agtnald Degroaeilliera General Electric C011pany Ziviconbullental Prograaa (OP 42-306) 100 Plaatica Avenue Pittsfield HA 01201-3698

Rer rT Roae Site Coa11enta on the Cpound Endangerbullent Aaaeument

----- ~L - middotmiddot-middotmiddot shynear M~llfTUiera

Attached are BPAa couenta on the Endangeraent Alaeaa11ent that vaa prepared by Geraghty Miller for GE Please note that all of tJieabull couenta vill need to be addnased and changes 11ade to the BA prior to release of th ia document to the public

Pleaee call bullbull or Pi-Yun Taai cHrectly vlth any queationa on theae couenta We can aet up a bullea ting to dhcuaa the ampA further at your convenience

CCI Bob Bola DEQa8oaton John Oirgo PRC Steve Joyce DQESpr ingfield P1-YUn Tsai EPA

Jill ILbullII f

(~JI I

g Iii

=3

~~

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY February 12 1988

Endangerment As8eSSment Report foe the FT lbae Site lanesboro Mossachuaetta (Oc-r 1987)

Pi~ f-at Sc D Ibxioologiat water SUpply and GroJndwater nanagement Rranch

Mary Sarderaon RPM HA SUperfund Section

nte Endangerment Mae88ment Report for the Frank T Jb8e Site lanesboro -tta prepared for the General Electric Ck11tgtMY (OCtober 1987) hoe been rev

Gonerel ea-nta

1 Dlione regarding the extent of contalnation and the evaluation need tc be objective

2 Indicator COipOUtld bulllectim prooeu dole not CXJnfom with EPAbull expoctatlon

3 In evaluating non-carcinogenic effeeta we should cawider both carclrgene and norHarCinogene and uee RfDI for the evalaution

4 Elillinate all inference to the bullacoEuble cancer- riak lewlbull

5 Mll~iona lllld in the risk characteriution neecS to be rwieed with the ocnurnnce frae EPA All ~tiOtlll need to evaluate ~t on1ltion u wll aa future potential

spoclflc Ogtaonto

1 P 11 An FA ia to evaluate ttw -onitude and degree of existing or potential rlolt tc public Ma1th - the envl_t

2 P 4 bullHazard and DclM -Pee EYaluatiawbull1

a Row the indicator chaDicala are selected We need to present the criteria and justlficatione foe the inclusion or exclusion of ctalcelo

b In the Doae-Reaponee Evaluation the followings are needed

1 _tetlon of the Jgteferonce DJees (RfOo) or their equivalents foe the evaluation of non-carcinogenic effects for both non-earclnogena - carcinogens

H Presentation of the cancer Potentcy Factora (CPFs for carcinogens classifications of the carcinogenicity and their moaning

111 Presentation of the Applicable or Relevant and Apptq)riate ~lta (ARARs)

IPA Pbullbull U204 (flu Sbull76)

-2shy

3 P 5

a It is misleading to irrply that bullRisk 0aracterhationbull can bullprovide a quantitative estimate of the ~ and severity of damage

to hiIIWl health and the enviromentbull The risk characterization can only estimate the probability of the -verse effedi to oocur

b the riak aa18881n8nt does not oonpare the calculated levels of risks to significant levels of increased cancer risk We should eliminate the cxJt)aliaon

c tast Une1 Delete bullexposedbull

4 P 9 first parat It indicates that bulltrace concentraticnebull is lt10 ppb but does not show what is the bullelevated ccnoentratimsbull Elevated concentrations should also be illustrated

s p l9J

a n discuaion presented here to stress the decreue in sane cxntinant oonoentrationa and deeftPaslzes the aubetantial increase in other OJntaminant concentrationa Table 1 (p 20) ahofs that e thylbenzene tetrachlltXtthylene and t-12- dichloroethylene 1~ nore than thrw Clrdera of NQnitude lbtal xylenee ot 2400 - (02) and PCBo ot 71)-390 ppb detected In 1986 while they were not oteiWd in 1983 Vinyl chlodde ooncentratioo) bulllightly decrea8ed frcm 1983 to 1986 ftlweYar tetrach~ ethylene trichlorcethylene and t-12-dichloroethylene can be biodegraded to vinyl chloclde 11gtote lo a potential foe Ita oonoentratioo to increaee

b Toblo 1 ohould clarify thooo not-detected frau thooo not analyzed

c It t not fair to state that well 3BA-83 ie not repr-entative of ~tor quality bocauoo It lntarcopta a reno of perched oontlnlinante vithin the dilpoeal areabull We can indicate that thia well ndcentt draw oontandnante directly urder the aouroe

6 P 26 Table 3 Dllta preeented on this table ie not consistent with what being shom in Table 1 fcx Pall

7 P 29 If apling locations for 1983 are different fraa those for 1986 (Toblo 4) It lo lnapp~lata to otata that the analytical ~b froa eurface-wter ~1bull obtained in 1986 reported fewer owtiWenta at lower oonoentratione than thole repxted in 1983bull

8 P 32 1A)latile organic ~ tend to volatiliZII in the surface vater resulting in lower oonoentration Semi-volatile organics do not have this advantage lly the ana1yaia vas not performed tor ltXJ1tgtOU1lds other than thooo llotod for EPA Method 624

9 P 36 last two lines and the tq) para on p 47 Diacussions preshysented needs to be oonsiatent with what being stnm in the Figures

I I I I

Jill I a~~

lrr ~ill fl I

-3shy9 to 19

a tllere are the vertical cross section maps

b Boring lr29 Depth of the results should be indicated on the app~riate Figure

c Figures 9 to 19 should only llhaolt those boltlnga bellll anolyzed for that zone and depth

10 P 47 bullAir CXIIltaminaticnbull s

What are the bull1ow concentrationsbull of PCBe found in and arwnCI the dlopooal Bite 1hese ltesulte ohould be presented In a table and dlacuued

11 P 481 Hajoc aasurptione used i n Or Hohner s caloJlation should be preMOted in the report and reviewed by EPA a expert in this oubject

12 P 52 Table 8 1 D)ee the OCIIIII8nta shown under the BiotransfotMtion Bicdllgradationbull for tricfllcxoethyl ene have any ino for the slta

13 P 57 txJttcra para ltwre i s the infotllltion lrrlhich substantiates the aUtent that bullthe ooncentration and oocurrence of ha)ooenated alk reported ootaicSe the disposal area bouncSary have greatly dlftlnlohod bullbullbull bullbull bull bull

U P S81

a 1bp pora l Uthough the dlopooed 101101te might be - by bloclogradatlon the byproduct ouch u vinyl chloltlde could be _ of the oonoem foo health offecto than Ita pannt

b tttt are the current statue of the bull t800Y8ry wuabull II only one bellll utili-

15 P 59 Middle pan t Statawnt AQ~n1ing PCBe t ransport ie confusing In addition surfaoe water was not analyzed for PCBe I16 p 611

a bullHazard Identificationbull is ueed to identify and not laed forbull those cheftlcalo that pose the olteateot potential thnlat to public health and the envlrltrment

b Indlcatcc dMmical eelection needs to be based on considerations of toxicity oonoentration detection frequency ~ location onvromental fate and ttansport (penlotency and IIIJblllty) Media specific incUcator dlanicals shoold be selected for the protection of han health ancS aquatic o[ganiams

-4shy

17 P 62 Tabl e 10 Present oonoentration ranges rather than yes or bullnobull regarding the presence of contaminants in various media

18 P 65-71 Ibxicity profile needs to be revieec1 to reflect t echnical accurMcy ~e following are just two of the exanplea Also refer to tho at tachnent

a P 66 Table 12 SUrmation of Hazard M10nQ Indicator Chardcal s It ie unsure what bullxbull IJld the blank represent

b P 68 lkaft RfD ie available for tetrachloroethylene

19 p 72 Table 13 Ihere are llliatakes m the citations of the plblicatioos and the criteria Aleo we should use RfJ)s instead of ADie

20 P 761 We need to keep i n mind that plastic OCMtr and f enoea are not oonei dered permanent

21 P 77 Table 14 and the rel ated d iscuaaiorw i n the text Exposure rout pnaented here ooly consider preeent s ite cxndition and do not orwider future potential In addition I do not agree with 1111ny of tho -nta pmed In thla table

22 P 841 Ncn-earcinogenic effeeta need to be evaluated for both core_ and ncn-carltnogoNO

) 23 P 85t Dl not present to-E as the acceptable rialt level

24 P 811 tlay VIX of eoil Mln within the diepraquoal ana -were not npXted Clarificatioo i a neecied

25 1bore arw 1111ny -tlono that MOd to be ~1-J-4- bull bull Elqgtltleule f AltlJ01CY

b Soil lngootloo by clllldrwn In dlapooal arwa and lae property (-1-lal hcnoa) MOdo to be Included In tho - t

c POaibili ty of using the oontaninated grounctfater as the dri nkirQ water aource

d stream eedi-nts Cbnlurptiat of aquatic oroani-1 protection of aquatic ~i

26 P 104 s Cancer potency factor for Plt3l ia incorrect Alao total ICIe ahould be oonaldared aa tho Indicator ocntlQilld and not reatrlctecl to ArltXlor 1254

27 p 105 Table 24t How contaminant ooncentratlon in orourdwater fran each area was determined

Attachnent

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY February 12 1988

Endangerment As8eSSment Report foe the FT lbae Site lanesboro Mossachuaetta (Oc-r 1987)

Pi~ f-at Sc D Ibxioologiat water SUpply and GroJndwater nanagement Rranch

Mary Sarderaon RPM HA SUperfund Section

nte Endangerment Mae88ment Report for the Frank T Jb8e Site lanesboro -tta prepared for the General Electric Ck11tgtMY (OCtober 1987) hoe been rev

Gonerel ea-nta

1 Dlione regarding the extent of contalnation and the evaluation need tc be objective

2 Indicator COipOUtld bulllectim prooeu dole not CXJnfom with EPAbull expoctatlon

3 In evaluating non-carcinogenic effeeta we should cawider both carclrgene and norHarCinogene and uee RfDI for the evalaution

4 Elillinate all inference to the bullacoEuble cancer- riak lewlbull

5 Mll~iona lllld in the risk characteriution neecS to be rwieed with the ocnurnnce frae EPA All ~tiOtlll need to evaluate ~t on1ltion u wll aa future potential

spoclflc Ogtaonto

1 P 11 An FA ia to evaluate ttw -onitude and degree of existing or potential rlolt tc public Ma1th - the envl_t

2 P 4 bullHazard and DclM -Pee EYaluatiawbull1

a Row the indicator chaDicala are selected We need to present the criteria and justlficatione foe the inclusion or exclusion of ctalcelo

b In the Doae-Reaponee Evaluation the followings are needed

1 _tetlon of the Jgteferonce DJees (RfOo) or their equivalents foe the evaluation of non-carcinogenic effects for both non-earclnogena - carcinogens

H Presentation of the cancer Potentcy Factora (CPFs for carcinogens classifications of the carcinogenicity and their moaning

111 Presentation of the Applicable or Relevant and Apptq)riate ~lta (ARARs)

IPA Pbullbull U204 (flu Sbull76)

-2shy

3 P 5

a It is misleading to irrply that bullRisk 0aracterhationbull can bullprovide a quantitative estimate of the ~ and severity of damage

to hiIIWl health and the enviromentbull The risk characterization can only estimate the probability of the -verse effedi to oocur

b the riak aa18881n8nt does not oonpare the calculated levels of risks to significant levels of increased cancer risk We should eliminate the cxJt)aliaon

c tast Une1 Delete bullexposedbull

4 P 9 first parat It indicates that bulltrace concentraticnebull is lt10 ppb but does not show what is the bullelevated ccnoentratimsbull Elevated concentrations should also be illustrated

s p l9J

a n discuaion presented here to stress the decreue in sane cxntinant oonoentrationa and deeftPaslzes the aubetantial increase in other OJntaminant concentrationa Table 1 (p 20) ahofs that e thylbenzene tetrachlltXtthylene and t-12- dichloroethylene 1~ nore than thrw Clrdera of NQnitude lbtal xylenee ot 2400 - (02) and PCBo ot 71)-390 ppb detected In 1986 while they were not oteiWd in 1983 Vinyl chlodde ooncentratioo) bulllightly decrea8ed frcm 1983 to 1986 ftlweYar tetrach~ ethylene trichlorcethylene and t-12-dichloroethylene can be biodegraded to vinyl chloclde 11gtote lo a potential foe Ita oonoentratioo to increaee

b Toblo 1 ohould clarify thooo not-detected frau thooo not analyzed

c It t not fair to state that well 3BA-83 ie not repr-entative of ~tor quality bocauoo It lntarcopta a reno of perched oontlnlinante vithin the dilpoeal areabull We can indicate that thia well ndcentt draw oontandnante directly urder the aouroe

6 P 26 Table 3 Dllta preeented on this table ie not consistent with what being shom in Table 1 fcx Pall

7 P 29 If apling locations for 1983 are different fraa those for 1986 (Toblo 4) It lo lnapp~lata to otata that the analytical ~b froa eurface-wter ~1bull obtained in 1986 reported fewer owtiWenta at lower oonoentratione than thole repxted in 1983bull

8 P 32 1A)latile organic ~ tend to volatiliZII in the surface vater resulting in lower oonoentration Semi-volatile organics do not have this advantage lly the ana1yaia vas not performed tor ltXJ1tgtOU1lds other than thooo llotod for EPA Method 624

9 P 36 last two lines and the tq) para on p 47 Diacussions preshysented needs to be oonsiatent with what being stnm in the Figures

I I I I

Jill I a~~

lrr ~ill fl I

-3shy9 to 19

a tllere are the vertical cross section maps

b Boring lr29 Depth of the results should be indicated on the app~riate Figure

c Figures 9 to 19 should only llhaolt those boltlnga bellll anolyzed for that zone and depth

10 P 47 bullAir CXIIltaminaticnbull s

What are the bull1ow concentrationsbull of PCBe found in and arwnCI the dlopooal Bite 1hese ltesulte ohould be presented In a table and dlacuued

11 P 481 Hajoc aasurptione used i n Or Hohner s caloJlation should be preMOted in the report and reviewed by EPA a expert in this oubject

12 P 52 Table 8 1 D)ee the OCIIIII8nta shown under the BiotransfotMtion Bicdllgradationbull for tricfllcxoethyl ene have any ino for the slta

13 P 57 txJttcra para ltwre i s the infotllltion lrrlhich substantiates the aUtent that bullthe ooncentration and oocurrence of ha)ooenated alk reported ootaicSe the disposal area bouncSary have greatly dlftlnlohod bullbullbull bullbull bull bull

U P S81

a 1bp pora l Uthough the dlopooed 101101te might be - by bloclogradatlon the byproduct ouch u vinyl chloltlde could be _ of the oonoem foo health offecto than Ita pannt

b tttt are the current statue of the bull t800Y8ry wuabull II only one bellll utili-

15 P 59 Middle pan t Statawnt AQ~n1ing PCBe t ransport ie confusing In addition surfaoe water was not analyzed for PCBe I16 p 611

a bullHazard Identificationbull is ueed to identify and not laed forbull those cheftlcalo that pose the olteateot potential thnlat to public health and the envlrltrment

b Indlcatcc dMmical eelection needs to be based on considerations of toxicity oonoentration detection frequency ~ location onvromental fate and ttansport (penlotency and IIIJblllty) Media specific incUcator dlanicals shoold be selected for the protection of han health ancS aquatic o[ganiams

-4shy

17 P 62 Tabl e 10 Present oonoentration ranges rather than yes or bullnobull regarding the presence of contaminants in various media

18 P 65-71 Ibxicity profile needs to be revieec1 to reflect t echnical accurMcy ~e following are just two of the exanplea Also refer to tho at tachnent

a P 66 Table 12 SUrmation of Hazard M10nQ Indicator Chardcal s It ie unsure what bullxbull IJld the blank represent

b P 68 lkaft RfD ie available for tetrachloroethylene

19 p 72 Table 13 Ihere are llliatakes m the citations of the plblicatioos and the criteria Aleo we should use RfJ)s instead of ADie

20 P 761 We need to keep i n mind that plastic OCMtr and f enoea are not oonei dered permanent

21 P 77 Table 14 and the rel ated d iscuaaiorw i n the text Exposure rout pnaented here ooly consider preeent s ite cxndition and do not orwider future potential In addition I do not agree with 1111ny of tho -nta pmed In thla table

22 P 841 Ncn-earcinogenic effeeta need to be evaluated for both core_ and ncn-carltnogoNO

) 23 P 85t Dl not present to-E as the acceptable rialt level

24 P 811 tlay VIX of eoil Mln within the diepraquoal ana -were not npXted Clarificatioo i a neecied

25 1bore arw 1111ny -tlono that MOd to be ~1-J-4- bull bull Elqgtltleule f AltlJ01CY

b Soil lngootloo by clllldrwn In dlapooal arwa and lae property (-1-lal hcnoa) MOdo to be Included In tho - t

c POaibili ty of using the oontaninated grounctfater as the dri nkirQ water aource

d stream eedi-nts Cbnlurptiat of aquatic oroani-1 protection of aquatic ~i

26 P 104 s Cancer potency factor for Plt3l ia incorrect Alao total ICIe ahould be oonaldared aa tho Indicator ocntlQilld and not reatrlctecl to ArltXlor 1254

27 p 105 Table 24t How contaminant ooncentratlon in orourdwater fran each area was determined

Attachnent

-2shy

3 P 5

a It is misleading to irrply that bullRisk 0aracterhationbull can bullprovide a quantitative estimate of the ~ and severity of damage

to hiIIWl health and the enviromentbull The risk characterization can only estimate the probability of the -verse effedi to oocur

b the riak aa18881n8nt does not oonpare the calculated levels of risks to significant levels of increased cancer risk We should eliminate the cxJt)aliaon

c tast Une1 Delete bullexposedbull

4 P 9 first parat It indicates that bulltrace concentraticnebull is lt10 ppb but does not show what is the bullelevated ccnoentratimsbull Elevated concentrations should also be illustrated

s p l9J

a n discuaion presented here to stress the decreue in sane cxntinant oonoentrationa and deeftPaslzes the aubetantial increase in other OJntaminant concentrationa Table 1 (p 20) ahofs that e thylbenzene tetrachlltXtthylene and t-12- dichloroethylene 1~ nore than thrw Clrdera of NQnitude lbtal xylenee ot 2400 - (02) and PCBo ot 71)-390 ppb detected In 1986 while they were not oteiWd in 1983 Vinyl chlodde ooncentratioo) bulllightly decrea8ed frcm 1983 to 1986 ftlweYar tetrach~ ethylene trichlorcethylene and t-12-dichloroethylene can be biodegraded to vinyl chloclde 11gtote lo a potential foe Ita oonoentratioo to increaee

b Toblo 1 ohould clarify thooo not-detected frau thooo not analyzed

c It t not fair to state that well 3BA-83 ie not repr-entative of ~tor quality bocauoo It lntarcopta a reno of perched oontlnlinante vithin the dilpoeal areabull We can indicate that thia well ndcentt draw oontandnante directly urder the aouroe

6 P 26 Table 3 Dllta preeented on this table ie not consistent with what being shom in Table 1 fcx Pall

7 P 29 If apling locations for 1983 are different fraa those for 1986 (Toblo 4) It lo lnapp~lata to otata that the analytical ~b froa eurface-wter ~1bull obtained in 1986 reported fewer owtiWenta at lower oonoentratione than thole repxted in 1983bull

8 P 32 1A)latile organic ~ tend to volatiliZII in the surface vater resulting in lower oonoentration Semi-volatile organics do not have this advantage lly the ana1yaia vas not performed tor ltXJ1tgtOU1lds other than thooo llotod for EPA Method 624

9 P 36 last two lines and the tq) para on p 47 Diacussions preshysented needs to be oonsiatent with what being stnm in the Figures

I I I I

Jill I a~~

lrr ~ill fl I

-3shy9 to 19

a tllere are the vertical cross section maps

b Boring lr29 Depth of the results should be indicated on the app~riate Figure

c Figures 9 to 19 should only llhaolt those boltlnga bellll anolyzed for that zone and depth

10 P 47 bullAir CXIIltaminaticnbull s

What are the bull1ow concentrationsbull of PCBe found in and arwnCI the dlopooal Bite 1hese ltesulte ohould be presented In a table and dlacuued

11 P 481 Hajoc aasurptione used i n Or Hohner s caloJlation should be preMOted in the report and reviewed by EPA a expert in this oubject

12 P 52 Table 8 1 D)ee the OCIIIII8nta shown under the BiotransfotMtion Bicdllgradationbull for tricfllcxoethyl ene have any ino for the slta

13 P 57 txJttcra para ltwre i s the infotllltion lrrlhich substantiates the aUtent that bullthe ooncentration and oocurrence of ha)ooenated alk reported ootaicSe the disposal area bouncSary have greatly dlftlnlohod bullbullbull bullbull bull bull

U P S81

a 1bp pora l Uthough the dlopooed 101101te might be - by bloclogradatlon the byproduct ouch u vinyl chloltlde could be _ of the oonoem foo health offecto than Ita pannt

b tttt are the current statue of the bull t800Y8ry wuabull II only one bellll utili-

15 P 59 Middle pan t Statawnt AQ~n1ing PCBe t ransport ie confusing In addition surfaoe water was not analyzed for PCBe I16 p 611

a bullHazard Identificationbull is ueed to identify and not laed forbull those cheftlcalo that pose the olteateot potential thnlat to public health and the envlrltrment

b Indlcatcc dMmical eelection needs to be based on considerations of toxicity oonoentration detection frequency ~ location onvromental fate and ttansport (penlotency and IIIJblllty) Media specific incUcator dlanicals shoold be selected for the protection of han health ancS aquatic o[ganiams

-4shy

17 P 62 Tabl e 10 Present oonoentration ranges rather than yes or bullnobull regarding the presence of contaminants in various media

18 P 65-71 Ibxicity profile needs to be revieec1 to reflect t echnical accurMcy ~e following are just two of the exanplea Also refer to tho at tachnent

a P 66 Table 12 SUrmation of Hazard M10nQ Indicator Chardcal s It ie unsure what bullxbull IJld the blank represent

b P 68 lkaft RfD ie available for tetrachloroethylene

19 p 72 Table 13 Ihere are llliatakes m the citations of the plblicatioos and the criteria Aleo we should use RfJ)s instead of ADie

20 P 761 We need to keep i n mind that plastic OCMtr and f enoea are not oonei dered permanent

21 P 77 Table 14 and the rel ated d iscuaaiorw i n the text Exposure rout pnaented here ooly consider preeent s ite cxndition and do not orwider future potential In addition I do not agree with 1111ny of tho -nta pmed In thla table

22 P 841 Ncn-earcinogenic effeeta need to be evaluated for both core_ and ncn-carltnogoNO

) 23 P 85t Dl not present to-E as the acceptable rialt level

24 P 811 tlay VIX of eoil Mln within the diepraquoal ana -were not npXted Clarificatioo i a neecied

25 1bore arw 1111ny -tlono that MOd to be ~1-J-4- bull bull Elqgtltleule f AltlJ01CY

b Soil lngootloo by clllldrwn In dlapooal arwa and lae property (-1-lal hcnoa) MOdo to be Included In tho - t

c POaibili ty of using the oontaninated grounctfater as the dri nkirQ water aource

d stream eedi-nts Cbnlurptiat of aquatic oroani-1 protection of aquatic ~i

26 P 104 s Cancer potency factor for Plt3l ia incorrect Alao total ICIe ahould be oonaldared aa tho Indicator ocntlQilld and not reatrlctecl to ArltXlor 1254

27 p 105 Table 24t How contaminant ooncentratlon in orourdwater fran each area was determined

Attachnent

I I I I

Jill I a~~

lrr ~ill fl I

-3shy9 to 19

a tllere are the vertical cross section maps

b Boring lr29 Depth of the results should be indicated on the app~riate Figure

c Figures 9 to 19 should only llhaolt those boltlnga bellll anolyzed for that zone and depth

10 P 47 bullAir CXIIltaminaticnbull s

What are the bull1ow concentrationsbull of PCBe found in and arwnCI the dlopooal Bite 1hese ltesulte ohould be presented In a table and dlacuued

11 P 481 Hajoc aasurptione used i n Or Hohner s caloJlation should be preMOted in the report and reviewed by EPA a expert in this oubject

12 P 52 Table 8 1 D)ee the OCIIIII8nta shown under the BiotransfotMtion Bicdllgradationbull for tricfllcxoethyl ene have any ino for the slta

13 P 57 txJttcra para ltwre i s the infotllltion lrrlhich substantiates the aUtent that bullthe ooncentration and oocurrence of ha)ooenated alk reported ootaicSe the disposal area bouncSary have greatly dlftlnlohod bullbullbull bullbull bull bull

U P S81

a 1bp pora l Uthough the dlopooed 101101te might be - by bloclogradatlon the byproduct ouch u vinyl chloltlde could be _ of the oonoem foo health offecto than Ita pannt

b tttt are the current statue of the bull t800Y8ry wuabull II only one bellll utili-

15 P 59 Middle pan t Statawnt AQ~n1ing PCBe t ransport ie confusing In addition surfaoe water was not analyzed for PCBe I16 p 611

a bullHazard Identificationbull is ueed to identify and not laed forbull those cheftlcalo that pose the olteateot potential thnlat to public health and the envlrltrment

b Indlcatcc dMmical eelection needs to be based on considerations of toxicity oonoentration detection frequency ~ location onvromental fate and ttansport (penlotency and IIIJblllty) Media specific incUcator dlanicals shoold be selected for the protection of han health ancS aquatic o[ganiams

-4shy

17 P 62 Tabl e 10 Present oonoentration ranges rather than yes or bullnobull regarding the presence of contaminants in various media

18 P 65-71 Ibxicity profile needs to be revieec1 to reflect t echnical accurMcy ~e following are just two of the exanplea Also refer to tho at tachnent

a P 66 Table 12 SUrmation of Hazard M10nQ Indicator Chardcal s It ie unsure what bullxbull IJld the blank represent

b P 68 lkaft RfD ie available for tetrachloroethylene

19 p 72 Table 13 Ihere are llliatakes m the citations of the plblicatioos and the criteria Aleo we should use RfJ)s instead of ADie

20 P 761 We need to keep i n mind that plastic OCMtr and f enoea are not oonei dered permanent

21 P 77 Table 14 and the rel ated d iscuaaiorw i n the text Exposure rout pnaented here ooly consider preeent s ite cxndition and do not orwider future potential In addition I do not agree with 1111ny of tho -nta pmed In thla table

22 P 841 Ncn-earcinogenic effeeta need to be evaluated for both core_ and ncn-carltnogoNO

) 23 P 85t Dl not present to-E as the acceptable rialt level

24 P 811 tlay VIX of eoil Mln within the diepraquoal ana -were not npXted Clarificatioo i a neecied

25 1bore arw 1111ny -tlono that MOd to be ~1-J-4- bull bull Elqgtltleule f AltlJ01CY

b Soil lngootloo by clllldrwn In dlapooal arwa and lae property (-1-lal hcnoa) MOdo to be Included In tho - t

c POaibili ty of using the oontaninated grounctfater as the dri nkirQ water aource

d stream eedi-nts Cbnlurptiat of aquatic oroani-1 protection of aquatic ~i

26 P 104 s Cancer potency factor for Plt3l ia incorrect Alao total ICIe ahould be oonaldared aa tho Indicator ocntlQilld and not reatrlctecl to ArltXlor 1254

27 p 105 Table 24t How contaminant ooncentratlon in orourdwater fran each area was determined

Attachnent

-4shy

17 P 62 Tabl e 10 Present oonoentration ranges rather than yes or bullnobull regarding the presence of contaminants in various media

18 P 65-71 Ibxicity profile needs to be revieec1 to reflect t echnical accurMcy ~e following are just two of the exanplea Also refer to tho at tachnent

a P 66 Table 12 SUrmation of Hazard M10nQ Indicator Chardcal s It ie unsure what bullxbull IJld the blank represent

b P 68 lkaft RfD ie available for tetrachloroethylene

19 p 72 Table 13 Ihere are llliatakes m the citations of the plblicatioos and the criteria Aleo we should use RfJ)s instead of ADie

20 P 761 We need to keep i n mind that plastic OCMtr and f enoea are not oonei dered permanent

21 P 77 Table 14 and the rel ated d iscuaaiorw i n the text Exposure rout pnaented here ooly consider preeent s ite cxndition and do not orwider future potential In addition I do not agree with 1111ny of tho -nta pmed In thla table

22 P 841 Ncn-earcinogenic effeeta need to be evaluated for both core_ and ncn-carltnogoNO

) 23 P 85t Dl not present to-E as the acceptable rialt level

24 P 811 tlay VIX of eoil Mln within the diepraquoal ana -were not npXted Clarificatioo i a neecied

25 1bore arw 1111ny -tlono that MOd to be ~1-J-4- bull bull Elqgtltleule f AltlJ01CY

b Soil lngootloo by clllldrwn In dlapooal arwa and lae property (-1-lal hcnoa) MOdo to be Included In tho - t

c POaibili ty of using the oontaninated grounctfater as the dri nkirQ water aource

d stream eedi-nts Cbnlurptiat of aquatic oroani-1 protection of aquatic ~i

26 P 104 s Cancer potency factor for Plt3l ia incorrect Alao total ICIe ahould be oonaldared aa tho Indicator ocntlQilld and not reatrlctecl to ArltXlor 1254

27 p 105 Table 24t How contaminant ooncentratlon in orourdwater fran each area was determined

Attachnent

DRAFT SUIIllary of u s EPA Health Advisocies (as of 33187)

DJrat ion of Exposure

1-day l~ay [Ongettem Ikinking ~er child child child adult Equivale (ng1) (ng1) (ng1) (ng1) Level (llipoundL)

uoil

1 Jcrvlomlde 15 03 02 07 70 7 X 1()4)8

2 Alachlor 01 01 01 350 (4 x Hl2)

3 Aldcarb bull 012 012 012 042 420

4 Anenic os os OS OS 5 Bariunt 51 51 51 18 1800

6 Benzene 235 235

middot rdlitlll 043 043 oos 018 18

a CarbofurM os os os 18 180

9 Crbcn tetnchlodde 4 0 16 071 25 25 8 X 105

10 Olloltdont 063 063 1 7 1 X Jo-4

11 -loro~Jor~Mno 43 43 43 15 1510

UQuaa 14 14 24 84 170

13 Qonclo 22 22 22 77 770

14 2 4-D 11 3 350

15 Dll(p 2 005 16 ~dgtloctlbonzeno 893 893 8 93 31 25 3125

17Paro-ddgtlshy 10 7 107 107 37 5 3750

18 Mete-ddgtlshy 893 8 93 8 93 3125 3125

Ufetine Expoeure

(ngll )A

009

OS c

15

D

oos

036

3

12

154

07

62

075

62

A uauaaa 20 oontribltion fran drinking tater unless irdicated othentiae B value with in parentheaes repreeents cancer risk level asaociated with DEL C aaeuaee 83 contribution fraa drinking water 0 25 contribJtion fttra drinkit9 water E assunea 71 contribution from drinking water

~middot indicates that it is not avallable at this time or that if the chemical is a carciTOjlefl a lifetime health advisory would not be apprcprlate

bull Dle final draft health advisories for arsenic lead and PCBs are expected to be available by the end of the sumer of 1987

-2shy

DJration of Exposure

l~ay lo-day child child (nQ1) (nQ1)

l9o 1 2-Dichloroethane o74 0 74

20o 1 1-Dichloroethvleno 2o0 l oO

2l o elo-1 2-dlchloroe~Jene 4o0 l oO

22 o tr-1 2-dlch loroethylene 20o 0 l o43

23o Ol chloromethono l3o 3 lo5 F

24o I 2 Dlchlonlo- Nil o09

25o D-Oioxono 4ol2 o412

26o IDI (ethvlene dlbltonlidel o008 o008

27o Endrln o020 oOOS

28o flolchlorohvdrln o140 ol40

29o tlwllgtonseno 32 3o2

30o tlwlene Glvool 19 5oS

3lo ---lor oOIO oOIO

32o -chlor ~Ide Nil Nil

33ollluchloshy o050 o050

34 bull r-Btxane 13 4

35 [ bull No No

36o Llndene l o2 l o2

37o ltercurv Oo0016 Oo0016

38o ltethoocvchlor 6o4 2o0

39o ltethyl Ethyl bullbull 75 7o5

F interim HA based on HAS derivation

tonoer-tenn rtinkiiQ ~er child adult Equivale (nQ1) (nQ1) le(~o)r_jLl

0 74 2o6 Nil

loO 3o5 350

loO 3o5 350

143 5o 0 350

Nil Nil 1750 (3o 7 X 104

Nil Nil Nil

Nil No Nil

Nil Nil Nil

o0045 o016 lo6

Nil o07 70 2 X 105

Nil Nil 3400

So5 l9o25 35000

Oo0015 Nil l7o5 3 X lo-41_

Nil No 0o 4~ J X 103)

o050 ol75 28 (I x 103)

4 14 N

No No No

o033 ol20 10

Oo0016 No 5o5

Oo5 No 1700

2o5 8o6 860

Lifetime Egtcpooure

(lIJA

Nil

o007

o07

o07

Nil

Nil

Nil

Nil

o00032

Nil

o680

1o0

Nil

Nil

No

No

No

o002

oOO I

o340

ol72

I I I I

Jil1 IFbullool -=1trlf tt3flIf~fl

I

-3shy

JlJration of E)(J06Ure

1-day 10-day lorMJer-term child child child (ngL) 19Ll (91)

40 Nickel 10 1 0 01

41 Nitrate-Nitrogen 11tll11 llt1111 10

Nitri~itrooen tHjltl 1Hjll 1

42 01 175 175 175

43 PCDJ NA NA NA

44 lllnUchloroohenol 10 0 3 03

45 Stvrono 22 5 20 20

46 Tall Dioxin) 1shy I oot Oloot

47 Totrochloroolilvlono 20 2 0 14

48 Tolshy 215 346 346

49~ 05 04 NA

50 2 4 5-ngt 0 2 02 07

51 1 1 1 Trichloroothono 140 35 35

52 Tridllocootlwlono NA NA NA

53 Vinvl Olocido 26 26 013

54 XVshy 12 78 7 8

G ~middot 43 contribution frclll drinking water H Applicable to a 4 kg child

adult (ng1)

0 35

iO

1

175

NA

105

70

035 oot

50

NA

NA

NA

125

NA

046

273

trinkino ~r Fquivale

le~l~)

350

NA

NA

875

NA

1050

7000

2~~4 500 (l X liT))

12 100

NA

260

1000

260 II X 1114)

NA

2200

Ufetitne Exposure

19L)A

G 150

10

1

115

NA

220

14

NA

o1J

242

NA

052

200

NA

NA

uo

I FOr 70 kg adult and all age groupe other than 4 kg infant J CllOJllltion baaed on Science Advisory Board classification of tetrachlo~

ethylene as a GL-oup C oonpJUnd possible tunan carcinogen

1. barcode 553113
2. barcodetext SDMS Doc ID 553113

-3shy

JlJration of E)(J06Ure

1-day 10-day lorMJer-term child child child (ngL) 19Ll (91)

40 Nickel 10 1 0 01

41 Nitrate-Nitrogen 11tll11 llt1111 10

Nitri~itrooen tHjltl 1Hjll 1

42 01 175 175 175

43 PCDJ NA NA NA

44 lllnUchloroohenol 10 0 3 03

45 Stvrono 22 5 20 20

46 Tall Dioxin) 1shy I oot Oloot

47 Totrochloroolilvlono 20 2 0 14

48 Tolshy 215 346 346

49~ 05 04 NA

50 2 4 5-ngt 0 2 02 07

51 1 1 1 Trichloroothono 140 35 35

52 Tridllocootlwlono NA NA NA

53 Vinvl Olocido 26 26 013

54 XVshy 12 78 7 8

G ~middot 43 contribution frclll drinking water H Applicable to a 4 kg child

adult (ng1)

0 35

iO

1

175

NA

105

70

035 oot

50

NA

NA

NA

125

NA

046

273

trinkino ~r Fquivale

le~l~)

350

NA

NA

875

NA

1050

7000

2~~4 500 (l X liT))

12 100

NA

260

1000

260 II X 1114)

NA

2200

Ufetitne Exposure

19L)A

G 150

10

1

115

NA

220

14

NA

o1J

242

NA

052

200

NA

NA

uo

I FOr 70 kg adult and all age groupe other than 4 kg infant J CllOJllltion baaed on Science Advisory Board classification of tetrachlo~

ethylene as a GL-oup C oonpJUnd possible tunan carcinogen

1. barcode 553113
2. barcodetext SDMS Doc ID 553113