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PUBLIC HEALTH ASSESSMENT

INDUSTRI-PLEX
WOBURN, MIDDLESEX COUNTY, MASSACHUSETTS


APPENDIX A: FIGURES


Figure A-1: Map of Woburn, Massachusetts


Figure A-2: Industriplex Site


Figure A-3: Industriplex Site West of Commerce Way


Figure A-4: Site Boundary and Former Stauffer Property


Figure A-5: Former Surface Water Body Locations


Figure A-6: Boundary of Stauffer Waste Burial Area



APPENDIX B: TABLES

Table B - 12. Range of Contaminant Concentration in Groundwater in the Study Area - Metals


Contaminant Concentration
Range - ppb
Comparison Value
(ppb)
Source
Antimony 18 - 36 3 LTHA
Arsenic 2 - 201 0.02 CREG
Beryllium 1 0.008 CREG
Cadmium 3 5 MCL
Chromium 4 - 145 50 child RMEG
Cobalt 4 - 54 none none
Copper 3 - 6 1300 MCL
Lead 1 - 5 15 MCL
Manganese 6 - 259 50 child RMEG
Mercury 200 2 MCL
Nickel 10 - 20 100 MCL
Selenium 200 30 chronic child EMEG
Silver 4 50 interm. child EMEG
Thallium 3 - 30 0.4 LTHA
Vanadium 4 - 181 30 interm. child EMEG
Zinc ND - 335 2000 LTHA

This is a partial list of contaminants found on the Industriplex Site, Woburn, MA.


Table B - 13. Range of Contaminant Concentration in Groundwater in the Study Area - Organic Compounds


Contaminant Concentration
Range - ppb
Comparison Value
(ppb)
Source
Acetone 10 - 1800 1000 inter. child EMEG
Benzene 2 - 12000 1 CREG
Bromodichloromethane 10 - 250 0.6 CREG
Bromoform 10 - 250 4 CREG
Bromomethane 10 - 250 10 LTHA
2 - Butanone 10 - 250 6000 child RMEG
Carbon Disulfide 2 - 250 1000 child RMEG
Carbon Tetrachloride 10 - 250 0.3 CREG
Chlorobenzene 10 - 250 100 MCL
Chloroethane 10 - 250 none none
Chloroform 10 - 250 6 CREG
Chloromethane 10 - 250 3 LTHA
Dibromochloromethane 10 - 250 none none
1,1 Dichloroethane 10 - 250 none none
1,2 Dichloroethane 10 - 250 0.4 CREG
1,1 Dichloroethene 10 - 250 0.06 CREG
1,2 Dichloroethene 10 - 250 70 MCL
1,2 Dichloropropane 10 - 250 5 MCL
cis 1,3 Dichloropropene 10 - 250 3 child RMEG
trans 1,3 Dichloropropene 10 - 250 3 child RMEG
Ethylbenzene 4 - 62 700 MCL
2 - Hexanone 2 - 250 none none
Methylene Chloride 10 - 250 5 CREG
4-Methyl,2-Pentanone 3 - 250 none none
Styrene 10 - 250 100 MCL
1,1,2,2 Tetrachlorethane 10 - 250 0.2 CREG
Tetrachloroethene 10 - 250 0.7 CREG
Toluene 10 - 210 1000 MCL
1,1,1 Trichloroethane 10 - 250 200 MCL
1,1,2 Trichloroethane 10 - 250 0.6 CREG
Trichloroethene 10 - 250 3 CREG
Vinyl Chloride 10 - 250 0.2 chronic child EMEG
Xylene 1 - 320 2000 interm. child EMEG




Table B - 11. Indoor Air Concentrations at Fixed Points in Digital Equipment Corporation Property Woburn, Massachusetts

compound INDOOR AIR CONCENTRATION (ug/m3) comparison values
(UG/M3)
ATSDR           ACGIH
ambient air building c
c-h18a   c-q05a   c-p50b
building b
b-c27b b-f22b
building a
a-h18b
carbon tetrachloride 0.92 1.46 1.45 1.50 0.86 1.18 0.99 0.07 creg 31000 TLV
chloroform nd 1.67 3.59 1.58 1.64 4.30 1.47 0.04 creg 49000TLV
1,1-dichloroethylene nd 0.87 3.02 0.49 0.41 1.01 nd 0.02creg 20000 TLV
methylene chloride 0.59 4.77 8.15 4.89 3.86 6.76 5.01 2creg 174000TLV
tetrachloroethylene 0.49 1.44 2.10 1.20 1.20 1.60 1.98 2creg 170000TLV
1,1,1-trichloroethane 1.53 6.68 7.32 5.38 5.38 8.45 7.50 nonenone 1910000TLV
trichloroethylene 0.20 2.80 3.61 1.96 1.04 1.53 0.57 0.6creg 269000TLV
trichlorofluoromethane 3.56 79.62 99.86 54.67 40.08 65.39 12.76 nonenone 5620000TLV
benzene 1.39 5.73 10.70 5.27 2.70 4.20 2.91 0.1creg 32000TLV
chlorobenzene nd 0.41 0.69 0.34 0.12 0.17 nd nonenone 46000TLV
81,4-dichlorobenzene 0.08 nd nd nd nd nd nd nonenone 60000TLV
ethylbenzene 0.45 173.05 239.87 132.44 16.15 19.43 4.14 300RfC 434000TLV
toluene 2.79 216.34 343.40 228.38 42.33 54.01 23.71 400RfC 188000TLV
acetone 2.32 53.82 92.93 77.51 30.88 47.18 27.62 nonenone 1780000 TLV
carbon disulfide nd 3.84 8.76 4.59 1.06 0.52 nd *20EMEG 31000TLV
2-butanone (mek) 3.42 26.20 47.69 26.07 11.49 20.29 13.21 1000RfC 590000TLV
4-methyl-2-pentanone (mbk) nd 2.34 3.87 2.30 1.08 1.87 0.87 nonenone 20000TLV
styrene nd 102.57 177.31 100.46 12.72 15.68 3.66 *60EMEG 213000TLV
xylene (total) 1.38 153.35 241.10 127.55 20.16 27.34 10.66 nonenone 434000TLV
dichlorodifluoromethane 3.03 14.62 18.79 11.66 8.96 13.81 9.40 50000RfC 4950000TLV
Notes for Table: 1) EMEG: Environmental Media Guideline established by the Agency for Toxic Substance and Disease Registry.
2) CREG: Cancer Risk Evaluation Guide as established by the Agency for Toxic Substance and Disease Registry.
3) RfC: Reference concentration established by the United States Environmental Protection Agency.
4) *: the concentration is presented in parts per billion (ppb)



Table B - 1. Range of Contaminant Concentration in On-site Soil (0-12 inches depth) Industriplex Site, Woburn, MA


Contaminant Concentration
Range - ppm
Comparison Value
ppm
Source
Antimony 2 - 253 200 RMEG
Arsenic 1 - 7,959 0.4 CREG
Barium 5 - 5,612 50,000 RMEG
Cadmium 1 - 15 500 Chronic EMEG
Chromium 1 - 80,600 4000 RMEG
Copper 0.8 - 15,100 none none
Lead 7.3 - 33,900 none none
Manganese 10,900 4000 RMEG
Thallium 10 - 258 none none
Vanadium 130 none none
Zinc 1.4 - 24,000 200,000 RMEG
Benzene 8.0 - 275 20 CREG
Diethylene glycol 11 - 513 none none
DEHP 0.059 50 CREG
Toluene 3.7 - 13 100,000 RMEG
PAHs (carcin) total 5 O.1 CREG

This is a partial list of contaminants found in the on-site soil (0-12") at the Industriplex Site in Woburn, MA.


Table B - 2. Range of Contaminant Concentration in On-site Subsurface Soil Industriplex Site, Woburn, MA


 
Contaminant Concentration
Range - ppm
Comparison Value
ppm
Source
Antimony 2 - 674 300 RMEG
Arsenic 1 - 30,800 0.4 CREG
Barium 3 - 4,444 50,000 RMEG
Cadmium 1 - 199 500 Chronic EMEG
Chromium 0.3 - 145,455 4000 RMEG
Copper 0.2 - 29,167 none none
Lead 3 - 89,109 none none
Manganese 61.9 - 195 4,000 RMEG
Thallium 0.55 - 64 none none
Vanadium 6.4 - 46.8 none none
Zinc 2.9 - 144,330 200,000 RMEG


Aroclor-1254 2 - 3 none none
Benzene 4.2 - 75 20 CREG
Diethylene glycol 10 - 1,580 none none
DEHP 0.048 - 0.23 50 CREG
MEK 0.04 400,000 RMEG
Toluene 0.017 - 8.6 100,000 RMEG
1,1,1-TCA 0.003 - 0.004 none none
PAHs (carcin) total 27 0.1 CREG

This represents only a partial listing of contaminants found in the subsurface soil at the Industriplex Site.


Table B - 5. Range of Contaminant Concentration in On-site Ambient Air Industriplex Site, Woburn, MA


Contaminant Concentration
Range - ug/m3
Comparison Value
ug/m3
Source
Arsenic 0.0052 - 0.03 0.0002 CREG
Antimony 0.0036 - 0.0118 none none
Barium 0.0053 - 0.163 none none
Cadmium 0.00021 - 0.014 0.2 EMEG
Chromium 0.00022 - 0.077 0.02 EMEG
Copper 0.029 - 0.292 none none
Lead 0.071 - 0.86 none none
Manganese 0.00118 - 0.113 2 EMEG
Vanadium 0.00177 - 0.048 none none
Zinc 0.003 - 0.178 none none


MEK (ppb) 4.8 - 2,300 1,000 RfC none
Toluene (ppb) 6.7 1,000 EMEG
1,1,1-TCA (ppb) 32 none none

This is a partial listing of contaminants found in the on-site ambient air at the Industriplex Site in Woburn, MA.


Table B - 6. Range of Contaminant Concentration in On-site Bore Hole Air Industriplex Site Woburn, MA


Contaminant Concentration
Range - ppm
Comparison Value
ppm
Source
Benzene 0.17 - 11 0.00006 CREG
Butanethiol 1.1 - 5.5 none none
Carbon disulfide 0.01 - 11 0.020 Chronic EMEG
Dimethyl disulfide 1.1 - 7.8 none none
Dimethyl sulfide 2 - 20 none none
Ethanethiol 2 - 77 none none
Hydrogen sulfide 43 - 47,000 .645 RfC
Methanethiol 2.4 - 220 none none
Methyl furan 1 - 2.8 none none
Methyl mercaptan 5.6 - 470 none none
2-propanethiol 6.6 - 180 none none
Toluene 0.7 - 3.9 .300 Acute EMEG

Notes for tables 1 - 13:
1) CREG: Cancer risk evaluation guides as established by the Agency for Toxic Substance and Disease Registry (ATSDR).
2) RMEG: Reference dose media evaluation guide, calculated from EPA's reference dose
3) LTHA: Lifetime health advisory as established by the Environmental Protection Agency (EPA)
4) MCL: maximum contaminant level as established by the EPA
5) EMEG: environmental media evaluation guide as established by the ATSDR
6) *: estimated value based on the quantitation limit or the estimated quantitation limit.
7) carcin: carcinogen


Table B - 3. Range of Contaminant Concentration in Off-site Surface Water Industriplex Site, Woburn, MA

Contaminant Concentration Median
Value
Frequency Comparison Value
Range - ppb #detected/#samples ppb Source
Aluminum 75.5 - 1,640 103 6/6 none none
Arsenic <1.0* - 14.6 14.5 6/6 0.02 CREG
Barium 24.8 - 31.8 31.6 6/6 2000 RMEG
Beryllium <1.0* <1.0 6/6 0.008 CREG
Calcium 20400 - 31800 30000 6/6 none none
Chromium III 8.5 - 195 12.3 6/6 30000 RMEG
Cobalt <5.0* - 9.5 <5.0 6/6 none none
Copper <9.6* - 32.4 15.4 6/6 1300 MCL
Iron 607* - 2530* 1760 6/6 none none
Lead <1.1* - 4.3* 4.0 6/6 15 MCL
Magnesium 3500 - 5300 5180 6/6 none none
Manganese 48.5 - 777 489 6/6 200 RMEG
Mercury <.200* <.200 6/6 2 LTHA
Nickel <13.0*- 13.5* <13.0 6/6 100 LTHA
Potassium 3130 - 5260 4960 6/6 none none
Sodium 23600 - 94200 40700 6/6 none none
Vanadium <6.0* <6.0 6/6 100 EMEG
Zinc 28.2 - 469 206 6/6 2000 LTHA






1,1-dichloroethane 2.0 - <10.0* <10.0 6/6 none none
1,2-dichloroethene 3.0* - 11.0 10.0 6/6 70 LTHA
Ethylbenzene 1.0* - <10.0* 10.0 6/6 700 LTHA
4-methyl-2-pentanone 2.0* - <10.0* 10.0 6/6 none none
Toluene <10.0* -130.0 10.0 6/6 1000 LTHA
Trichloroethene 1.0* - 11.0 3.0 6/6 3 CREG
Xylene (total) 17.0* - <10.0 10.0 6/6 2000 EMEG



Table B - 9. Range of Contaminant Concentration in On-Site Surface Water Industriplex Site, Woburn, MA

Contaminant Concentration Median Value Frequency Comparison Value
Range - ppb #detected/#samples ppb Source
Arsenic ND - 41 14 13/35 0.02 CREG
Chromium III ND - 55 55 1/6 30000 RMEG
Lead ND - 154 78 4/18 none carcin



Table B - 10. Range of Contaminant Concentration in Off-site Sediment Industriplex Site, Woburn, MA


Contaminant Concentration
Range - ppm
Comparison Value
ppm
Source
Antimony 7.6 - 98.6 300 RMEG
Arsenic 3.0 - 1,380 0.4 CREG
Barium 18.5 - 282 50,000 RMEG
Beryllium 0.63 - 2.9 0.2 CREG
Cadmium 0.56 - 77.4 400 RMEG
Chromium 30.1 - 1,530 4000 RMEG
Cobalt 8.3 - 121 none none
Copper 20.2 - 1,100 none none
Lead 26.1 - 108 none none
Manganese 189 - 7220 4,000 RMEG
Mercury 0.14 - 2.4 1000 inter. EMEG
Nickel 6.9 - 88.1 10,000 RMEG
Thallium 0.84 - 3.2 none none
Zinc 55.8 - 387.0 200,000 RMEG
(ppb)
Acetone 120 - 1900 70,000 RMEG
Benzene 14 - 140 20 CREG
Carbon Disulfide 41 - 140 70,000 RMEG
Dibenzofuran <1600 - <45,000 none none
1,2 Dichlorobenzene <1600 - <45,000 60,000 RMEG
1,3 Dichlorobenzene <1600 - <45,000 none none
1,4 Dichlorobenzene <1600 - <45,000 none none
3,3'Dichlorobenzidine <1600 - <45,000 2 CREG
1,1,1 Dichloroethane 2 - <140 none none
2,4 Dichlorophenol <1600 - <45,000 2000 RMEG
4,6 Dinitro-2-methyl phenol <3800 - <1,000,000 1 CREG
Ethylbenzene 15 - <140 70,000 RMEG
PAHs (carcin) 190 - <45,000 0.1 CREG
1,1,1 Trichloroethane <14 - <140 none none
Vinylchloride 52 - <140 10 Chronic EMEG
Xylene <14 - <140 100,000 EMEG

This is a partial list of contaminants detected in the off-site sediment at the Industriplex Site, Woburn, MA


Table B - 4. Range of Contaminant Concentration in On-site Sediment Industriplex Site, Woburn, MA


Contaminant Concentration
Range - ppm
Comparison Value ppm Source
Arsenic 2.6 - 371 0.4 CREG
Chromium 7.6 - 546 4000 RMEG
Lead 5.3 - 212 none none
(ppb)
Acetone ND - 22 70,000 RMEG
Benzoic Acid ND - 1500 3,000,000 RMEG
PAHs (carcin) 190 - <45,000 0.1 CREG

This is a partial list of contaminants detected in the off-site sediment at the Industriplex Site.


Table B - 7. Range of Contaminant Concentration in Off-site Soil (0-12 inches depth) Industriplex Site, Woburn, MA


Contaminant Concentration
Range - ppm
Comparison Value
ppm
Source
Antimony 7 - 61 300 RMEG
Arsenic 1.9 - 1,748 0.4 CREG
Barium 23 - 1,282 50,000 RMEG
Cadmium 1 - 12 500 Chronic EMEG
Chromium 4.6 - 2,160 4000 RMEG
Copper ND - 2,913 none none
Lead 7.3 - 26,699 none none
Thallium ND - 29 none none
Zinc ND - 11,165 200,000 RMEG


Diethylene glycol ND - 336 none none

This is a partial list of contaminants detected in the off-site soil (0-12") at the Industriplex Site.


Table B - 8. Range of Contaminant Concentration in Off-site Subsurface Soil Industriplex Site, Woburn, MA


Contaminant Concentration
Range - ppm
Comparison Value
ppm
Source
Antimony 7 - 303 300 RMEG
Arsenic 1.8 - 17,000 0.4 CREG
Barium 30 - 707 50,000 RMEG
Cadmium 3 - 14 500 Chronic EMEG
Chromium 2.3 - 4,343 4000 RMEG
Copper 8 - 1,313 none none
Lead 5 - 8,788 none none
Thallium 15 - 56 none none
Zinc 50 - 2,178 200,00 RMEG


Benzene ND - 72 20 CREG
Diethylene glycol 293 - 523 none none

This is a partial list of contaminants detected in off-site subsurface soil at the Industriplex Site in Woburn, MA


TABLE B - 14. COMPLETED EXPOSURE PATHWAYS

PATHWAY NAME EXPOSURE PATHWAY ELEMENTS TIME
SOURCE ENVIRONMENTAL
MEDIA
POINT OF
EXPOSURE
ROUTE OF
EXPOSURE
EXPOSED
POPULATION
Soil
0-12"
site soil 0-12" undeveloped on-site; and off-site in study area workers
trespassers
residents
ingestion
inhalation
dermal
contact
past
Subsurface soil site subsurface soil undeveloped areas on-site workers
trespassers
(possibly)
ingestion
inhalation
dermal contact
past
Ambient air site ambient air on site and off-site workers
trespassers
residents
inhalation past
Indoor Air site indoor air off-site in study area workers
(DEC)
inhalation current



TABLE B - 15. POTENTIAL EXPOSURE PATHWAY

PATHWAY NAME EXPOSURE PATHWAY ELEMENTS TIME
SOURCE ENVIRONMENTAL
MEDIA
POINT OF
EXPOSURE
ROUTE OF
EXPOSURE
EXPOSED
POPULATION
Surface Water site surface water on-site
off-site
surface water workers
trespassers
residents
past
current
future
Sediment site sediment on-site
off-site
surface water workers
trespassers
residents
past
current
future
Soil Gas
(Bore Hole Air)
site soil gas
(bore hole air)
on-site site workers
trespassers
past
Biota site biota off-site Hall's Brook Holding Area residents eat fish caught in HBHA past
current
future
Indoor Air site indoor air off-site homes residents future


Table of Contents

 
 
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