PUBLIC HEALTH ASSESSMENT
HATCHERY ROAD
NEW MARLBOROUGH, BERKSHIRE COUNTY, MASSACHUSETTS
Table 1. Demographic Characteristics of New Marlborough (2000 U. S. Census)
| Characteristics | Persons | % |
| Age | ||
| under 5 | 86 | 5.8 |
| 5-9 | 83 | 5.6 |
| 10-14 | 111 | 7.4 |
| 15-19 | 131 | 8.8 |
| 20-24 | 57 | 3.8 |
| 25-34 | 148 | 9.9 |
| 35-44 | 229 | 15.3 |
| 45-54 | 253 | 19.5 |
| 55-59 | 101 | 6.8 |
| 60-64 | 79 | 5.3 |
| 65-74 | 116 | 7.8 |
| 75-84 | 79 | 5.3 |
| 85 & over | 21 | 1.4 |
| Sex | ||
| male | 770 | 51.5 |
| female | 724 | 48.5 |
| Race | ||
| Not Hispanic or Latino: | 1,477 | 98.8 |
| White alone | 1,443 | 96.6 |
| Black or African American alone | 25 | 1.67 |
| American Indian and Alaska Native alone | 0 | 0 |
| Asian alone | 2 | 0.13 |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0 |
| Some other race alone | 0 | 0 |
| Two or more races | 7 | 0.47 |
| Hispanic or Latino: | 17 | 1.14 |
| White alone | 14 | 0.94 |
| Black or African American alone | 0 | 0 |
| American Indian and Alaska Native alone | 5 | 0 |
| Asian alone | 0 | 0 |
| Native Hawaiian and Other Pacific Islander alone | 2 | 0 |
| Some other race alone | 2 | 0.13 |
| Two or more races | 1 | 0.07 |
Table 2. Surface water contaminants of concern in Konkapot
River and unnamed brook (January 13, 1999 - January 5, 2000).
| Compounds (7) | Detects / Samples | Minimum (ppb) | Mean (8) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| Benzene | 1/20 | ND (0.71) | 0.41 | 1.45 | CREG = 0.6 MCL = 5 MMCL = 5 |
| ND | Not Detected (associated detection limit presented in parentheses) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
Table 3. Compounds detected in groundwater from monitoring
wells 1 through 4 (October/November 10, 1998 - January 5, 2000).
| Compounds (9) | Detects/ Samples | Minimum (ppb) | Mean (10) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| Methyl-t-butyl ether (MTBE) | 6/7 | ND (1.0) | 53,287 | 119,200 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Chloroform | 0/1 | ND (500) | ND (500) | ND (500) | EMEG (chronic, child) = 100 EMEG (chronic, adult) = 400 CREG = 6 MCL = 80* |
| Benzene | 4/7 | ND (1) | 1,552 | 3,950 | CREG = 0.6 MCL = 5 MMCL = 5 |
| Ethylbenzene | 4/7 | ND (1) | 378 | 1,855 | RMEG (Int. child) = 1,000 RMEG (Int. adult) = 4,000 MCL = 700 MMCL = 700 |
| Bromodichloromethane | 0/1 | ND (500) | ND (500) | ND (500) | EMEG (chronic, child) = 200 EMEG (chronic, adult) = 700 CREG = 0.6 MCL = 80* |
| Naphthalene | 5/7 | ND (5) | 110 | 479 | EMEG (Int. child) = 200 EMEG (Int. adult) = 700 LTHA = 100 |
| n-Propylbenzene | 0/1 | ND (500) | ND (500) | ND (500) | 240 (11) |
| Toluene | 4/7 | ND (1) | 2,754 | 12,200 | EMEG (Int. child) = 200 EMEG (Int. adult) = 700 RMEG (Int. child) = 2,000 RMEG (Int. adult) = 7,000 MCL = 1,000 MMCL = 1,000 LTHA = 1,000 |
| Trichloroethene | 0/1 | ND (500) | ND (500) | ND (500) | RMEG (Int. child) = 30 RMEG (Int. adult) = 100 CREG = 0.09 MCL = 5 MMCL = 5 |
| 1,2,4-Trimethylbenzene | 1/1 | N/A | N/A | 2,300 | 12(3) |
| 1,3,5-Trimethylbenzene | 1/1 | N/A | N/A | 560 | 12(3) |
| Xylene (total) | 4/7 | ND (0.94) | 3,540 | 9,985 | EMEG (Int. child) = 2,000 EMEG (Int. adult) = 7,000 RMEG (Int. child) = 20,000 RMEG (Int. adult) = 70,000 MCL = 10,000 MMCL = 10,000 LTHA = 10,000 |
| VPH Fractions | |||||
| C5-C8 Aliphatics | 6/7 | ND (20) | 3,540 | 9,560 | GW-1 = 400 |
| C9-C12 Aliphatics | 5/7 | ND (20) | 362 | 2,450 | GW-1 = 4,000 |
| C9-C10 Aromatics | 5/7 | ND (20) | 1,201 | 4,720 | GW-1 = 200 |
| ND | Not Detected (associated detection limits presented in parentheses) |
| EMEG | Environmental Media Evaluation Guide (ATSDR) |
| RMEG | Reference Dose Media Evaluation Guide (ATSDR, based on EPA Reference Dose) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
| GW - 1 | Groundwater located within a current drinking water source area or within a potential drinking water source area (MA DEP, Spring 2001) |
| LTHA | Lifetime health advisory for drinking water |
| * | MCL is for total trihalomethanes (the sum of concentrations of chloroform, bromodichloromethane, dibromochloromethane, and bromoform) |
Table 4a. Compounds of concern in private well water at
8 Hatchery Road (October 7, 1998 - November 18, 1998)
| Compounds (12) | Detects/Samples | Minimum (ppb) | Mean (13) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 5/5 | 5,187 | 21,527 | 41,200 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Benzene | 5/5 | 66 | 319 | 620 | CREG = 0.6 MCL = 5 MMCL = 5 |
| Chloroform | 0/5 | ND (33) | ND (33) | ND (33) | EMEG (chronic, child) = 100 EMEG (chronic, adult) = 400 CREG = 6 MCL = 80* |
| Trichloroethene | 0/5 | ND (33) | ND (33) | ND (33) | RMEG (Int. child) = 30 RMEG (Int. adult) = 100 CREG = 0.09 MCL = 5 MMCL = 5 |
| 1,2,4-Trimethylbenzene | 2/5 | ND (52) | - | 11 | 12 (14) |
| 1,3,5-Trimethylbenzene | 1/5 | ND (41) | - | 5.34 | 12(3) |
| Toluene | 3/5 | ND (28) | 74 | 220 | EMEG (Int. child) = 200 EMEG (Int. adult) = 700 RMEG (Int. child) = 2,000 RMEG (Int. adult) = 7,000 MCL = 1,000 MMCL = 1,000 LTHA = 1,000 |
| ND | Not Detected (associated detection limits presented in parentheses) |
| EMEG | Environmental Media Evaluation Guide (ATSDR) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| LTHA | Lifetime health advisory for drinking water |
| * | MCL is for total trihalomethanes (the sum of concentrations of chloroform, bromodichloromethane, dibromochloromethane, and bromoform) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Massachusetts Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
- Detection limits for nondetectable samples were much higher than the maximum values and comparison values; hence, a reliable minimum and mean could not be determined
Table 4b. Compounds of concern in private well water at
8 Hatchery Road (November 25, 1998 - December 9, 1998).
| Compounds (15) | Detects/ Samples | Minimum (ppb) | Mean (16) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 3/3 | 13,900 | 21,900 | 30,700 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Benzene | 3/3 | 170 | 330 | 420 | CREG = 0.6 MCL = 5 MMCL = 5 |
| Trichloroethene | 0/3 | ND (67) | ND (67) | ND (67) | RMEG (Int. child) = 30 RMEG (Int. adult) = 100 CREG = 0.09 MCL = 5 MMCL = 5 |
| Tetrachloroethene | 0/3 | ND (67) | ND (67) | ND (67) | RMEG (child) = 100 RMEG (adult) = 400 MCL = 5 MMCL = 5 LTHA = 10 |
| 1,2,4-Trimethylbenzene | 1/3 | ND (100) | - | 13 | 12 (17) |
| 1,3,5-Trimethylbenzene | 1/3 | ND (100) | - | 3.9 | 12(3) |
| ND | Not Detected (associated detection limit presented in parentheses) |
| RMEG | Reference Dose Media Evaluation Guide (ATSDR, based on EPA Reference Dose) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Massachusetts Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
| LTHA | Lifetime health advisory for drinking water |
- Detection limits for nondetectable samples were much higher than the maximum values and comparison values; hence, a reliable minimum and mean could not be determined
Table 4c. Compounds of concern in hand-driven well water
at 8 Hatchery Road (February 12, 1999 - January 5, 2000).
| Compounds (18) | Detects/ Samples | Minimum (ppb) | Mean (19) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 7/7 | 33 | 7188 | 18,000 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Benzene | 7/7 | 0.61 | 121 | 480 | CREG = 0.6 MCL = 5 MMCL = 5 |
| Trichloroethene | 0/7 | ND (4.6) | ND (4.6) | ND (4.6) | RMEG (Int. child) = 30 RMEG (Int. adult) = 100 CREG = 0.09 MCL = 5 MMCL = 5 |
| Tetrachloroethene | 0/7 | ND (4.6) | ND (4.6) | ND (4.6) | RMEG (child) = 100 RMEG (adult) = 400 MCL = 5 MMCL = 5 LTHA = 10 |
| ND | Not Detected (associated detection limit presented in parentheses) |
| RMEG | Reference Dose Media Evaluation Guide (ATSDR, based on EPA Reference Dose) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Massachusetts Drinking Water Standards and Guidelines for Chemicals inMassachusetts Drinking Waters, MA DEP, Spring 2001) |
| LTHA | Lifetime health advisory for drinking water |
| - | Detection limits for nondetectable samples were much higher than the maximum values and comparison values; hence, a reliable minimum and mean could not be determined |
Table 4d. Compounds of concern in private well water at
1553 Hartsville/New Marlborough Road (November 3, 1998 - December 2, 1998).
| Compounds (20) | Detects/ Samples | Minimum (ppb) | Mean (21) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 5/5 | 2,030 | 2,846 | 3,300 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Benzene | 0/5 | ND (7.8) | ND (7.8) | ND (7.8) | CREG = 0.6 MCL = 5 MMCL = 5 |
| Trichloroethene | 0/5 | ND (7.7) | ND (7.7) | ND (7.7) | RMEG (Int. child) = 30 RMEG (Int. adult) = 100 CREG = 0.09 MCL = 5 MMCL = 5 |
| ND | Not Detected (associated detection limits presented in parentheses) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water Massachusetts Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
| LTHA | Lifetime health advisory for drinking water |
Table 4e. Compounds of concern in private well water at
1534G Hartsville/New Marlborough Road (October 19, 1998 - January 27, 1999).
| Compounds (22) | Detects/ Samples | Minimum (ppb) | Mean (23) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 2/4 | ND (1.0) | 1,300 | 2,800 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Benzene | 0/4 | ND (3) | ND (3) | ND (3) | CREG = 0.6 MCL = 5 MMCL = 5 |
| Trichloroethene | 0/4 | ND (3) | ND (3) | ND (3) | RMEG (Int. child) = 30 RMEG (Int. adult) = 100 CREG = 0.09 MCL = 5 MMCL = 5 |
| Tetrachloroethene | 1/4 | ND (4) | - | 0.58 | RMEG (child) = 100 RMEG (adult) = 400 MCL = 5 MMCL = 5 LTHA = 10 |
| ND | Not Detected (associated detection limits presented in parentheses) |
| RMEG | Reference Dose Media Evaluation Guide (ATSDR, based on EPA Reference Dose) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Massachusetts Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
| LTHA | Lifetime health advisory for drinking water |
| - | Detection limits for nondetectable samples were much higher than the maximum values and comparison values; hence, a reliable minimum and mean could not be determined |
Table 4f. Compounds of concern in private well water at
1534H Hartsville/New Marlborough Road (October 19, 1998- January 27, 1999).
| Compounds (24) | Detects/ Samples | Minimum (ppb) | Mean (25) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 2/4 | ND (1.0) | 31 | 86 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| ND | Not Detected (associated detection limits presented in parentheses) |
Table 4g. Compounds of concern in private well water at
1352 Hartsville/Mill River Road (October 30, 1998 - December 2, 1998).
| Compounds (26) | Detects/ Samples | Minimum (ppb) | Mean (27) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 5/5 | 375 | 903 | 1,500 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Benzene | 0/5 | ND (2.7) | ND (2.7) | ND (2.7) | CREG = 0.6 MCL = 5 MMCL = 5 |
| Trichloroethene | 0/5 | ND (2.7) | ND (2.7) | ND (2.7) | RMEG (Int. child) = 30 RMEG (Int. adult) = 100 CREG = 0.09 MCL = 5 MMCL = 5 |
| ND | Not Detected (associated detection limits presented in parentheses) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Massachusetts Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
| LTHA | Lifetime health advisory for drinking water |
Table 4h. Compounds detected in shallow well point at 1352
Hartsville/Mill River Road (June 4, 1999 - June 8, 2000).
| Compounds (28) | Detects/ Samples | Minimum (ppb) | Mean (29) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 3/9 | ND (1.1) | 5.6 | 36 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| ND | Not Detected (associated detection limit presented in parentheses) |
Table 4i. Compounds detected in private well water at 1368
Hartsville/Mill River Road (November 4, 1998 - December 2, 1998).
| Compounds (30) | Detects/ Samples | Minimum (ppb) | Mean (31) (ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 5/5 | 2.1 | 3.8 | 6.5 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Benzene | 1/5 | ND (0.5) | 0.64 | 1.2 | CREG = 0.6 MCL = 5 MMCL = 5 |
| Toluene | 1/5 | ND (0.5) | 1.3 | 4.4 | EMEG (Int. child) = 200 EMEG (Int. adult) = 700 RMEG (Int. child) = 2,000 RMEG (Int. adult) = 7,000 MCL = 1,000 MMCL = 1,000 LTHA = 1,000 |
| Xylene | 1/5 | ND (0.7) | 1.4 | 5.5 | EMEG (Int. child) = 2,000 EMEG (Int. adult) = 7,000 RMEG (Int. child) = 20,000 RMEG (Int. adult) = 70,000 MCL = 10,000 MMCL = 10,000 LTHA = 10,000 |
| Naphthalene | 1/5 | ND (0.5) | 0.64 | 0.73 | EMEG (intermediate child) = 200 EMEG (intermediate adult) = 700 LTHA = 100 |
| VPH | |||||
| C5 - C8 Aliphatics | 1/1 | -- | -- | 8.48 | GW-1 = 400 |
| C9 - C10 Aromatics | 1/1 | -- | -- | 15.5 | GW-1 = 200 |
| ND | Not Detected (associated detection limit presented in parentheses) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Massachusetts Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
| LTHA | Lifetime health advisory for drinking water |
Table 4j. Primary compounds detected in private well water
at residences outside the core houses in Hartsville (October 19, 1998 - January
5, 2000).
| Compounds (32) | Detects/ Samples | Minimum (ppb) | Mean (33) ppb) | Maximum (ppb) | Comparison Values (ppb) |
| MTBE | 13/96 | ND (1.0) | 1.3 | 45 | MA DEP guideline = 70 EMEG (Int. child) = 3,000 EMEG (Int. adult) = 10,000 LTHA = 200 |
| Trichloroethene | 5/96 | ND (0.5) | 0.33 | 3.2 | RMEG (Int. child) = 30 RMEG (Int. adult) = 100 CREG = 0.09 MCL = 5 MMCL = 5 |
| Tetrachloroethene | 1/96 | ND (0.5) | 0.29 | 3.7 | RMEG (child) = 100 RMEG (adult) = 400 MCL = 5 MMCL = 5 LTHA = 10 |
| ND | Not Detected (associated detection limits presented in parentheses) |
| RMEG | Reference Dose Media Evaluation Guide (ATSDR, based on EPA Reference Dose) |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| MCL | Maximum Contaminant Level for Drinking Water (EPA) |
| MMCL | Massachusetts Maximum Contaminant Level for Drinking Water (Massachusetts Drinking Water Standards and Guidelines for Chemicals in Massachusetts Drinking Waters, MA DEP, Spring 2001) |
| LTHA | Lifetime health advisory for drinking water |
Table 5a. Point of entry treatment system results at 1553
Hartsville/New Marlborough Road. The activated carbon treatment system (point
of entry treatment system) was installed on December 2, 1998. Table reflects
sampling from December 9, 1998 to March 1, 2000.
| Compounds | Pre-Carbon (34) | Mid-Carbon (1) | Post-Carbon (1) | |||||||||
| Detects/ Samples | Min. (ppb) | Mean (ppb) | Max. (ppb) | Detects/ Samples | Min. (ppb) | Mean (ppb) | Max. (ppb) |
Detects/ Samples | Min. (ppb) | Mean (ppb) | Max. (ppb) |
|
| MTBE | 30/48 | ND (1.0) | 605 | 3,600 | 10/47 | ND (1.0) | 360 | 7,100 | 5/47 | ND (1.0) | 1.5 | 29 |
| Methylene Chloride | 1/48 | ND (2.9) | 2.0 | 30* | 1/47 | ND (1.8) | 1.6 | 32* | 1/47 | ND (0.68) | 1.1 | 35* |
| 1,2,4-Trimethyl-benzene | 1/48 | ND (2.3) | 1.2 | 1.0 | 0/47 | ND (1.6) | ND (1.6) | ND (1.6) | 0/47 | ND (0.5) | ND (0.5) | ND (0.5) |
| ND | Not Detected (associated detection limits presented in parentheses) |
| * | Laboratory report indicated that these samples were contaminated with methylene chloride during lab analysis |
Table 5b. Point of entry treatment system results at 1534G
Hartsville/New Marlborough Road. The activated carbon treatment system (point
of entry treatment system) was installed on February 18, 1999. Table reflects
sampling from February 24, 1999 to March 1, 2000.
| Compounds | Pre-Carbon (35) | Post-Carbon (1) | ||||||
| Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | |
| MTBE | 23/35 | ND (1.0) | 340 | 2,300 | 7/35 | ND (1.0) | 0.81 | 2.9 |
| Benzene | 0/35 | ND (0.87) | ND (0.87) | ND (0.87) | 1/35 | ND (0.5) | 0.27 | 1.1 |
| Ethylbenzene | 1/35 | ND (0.88) | 0.47 | 1.3 | 0/35 | ND (0.5) | ND (0.5) | ND (0.5) |
| 1,2,4-Trimethyl benzene | 1/35 | ND (0.89) | 0.47 | 1.0 | 0/35 | ND (0.5) | ND (0.5) | ND (0.5) |
| n-Propyl benzene | 1/35 | ND (0.88) | 0.46 | 0.95 | 0/35 | ND (0.5) | ND (0.5) | ND (0.5) |
| Isopropyl benzene | 1/35 | ND (0.88) | 0.44 | 0.58 | 0/35 | ND (0.5) | ND (0.5) | ND (0.5) |
| Methylene Chloride | 1/35 | ND (1.8) | 1.8 | 31 | 1/35 | ND (0.60) | 1.2 | 32 |
| Tetrachloro ethene (PCE) | 1/35 | ND (0.92) | 0.46 | 0.63 | 0/35 | ND (0.5) | ND (0.5) | ND (0.5) |
| Napthalene | 1/35 | ND (0.99) | 0.50 | 0.79 | 0/35 | ND (0.59) | ND (0.59) | ND (0.59) |
| Toluene | 5/35 | ND (1.1) | 0.71 | 2.3 | 6/35 | ND (0.55) | 0.47 | 1.9 |
| ND | Not Detected (associated detection limits presented in parentheses) |
Table 5c. Point of entry treatment system results at 1534H
Hartsville/New Marlborough Road. The activated carbon treatment system (point
of entry treatment system) was installed on January 27, 1999. Table reflects
sampling from February 3, 1999 to March 1, 2000.
| Compounds | Pre-Carbon (36) | Mid-Carbon (1) | Post-Carbon (1) | |||||||||
| Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | |
| MTBE | 22/39 | ND (1.0) | 23 | 100 | 3/39 | ND (1.0) | 0.58 | 1.9 | 0/39 | ND (0.5) | ND (0.5) | ND (0.5) |
| Benzene | 1/39 | ND (0.5) | 0.26 | 0.79 | 0/39 | ND (0.5) | ND (0.5) | ND (0.5) | 0/39 | ND (0.5) | ND (0.5) | ND (0.5) |
| Methylene Chloride | 1/39 | ND(0.62) | 1.3 | 28 | 1/39 | ND(0.70) | 1.3 | 36 | 1/39 | ND(0.71) | 1.2 | 32 |
| ND | Not Detected (associated detection limits presented in parentheses) |
Table 5d. Point of entry treatment system results at 1352
Hartsville/Mill River Road. The activated carbon treatment system (point of
entry treatment system) was installed on December 2, 1998. Table reflects sampling
from December 9, 1998 to May 5, 1999.
| Compounds | Pre-Carbon (37) | Mid-Carbon (1) | Post-Carbon (1) | |||||||||
| Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | |
| MTBE | 21/21 | 3.3 | 292 | 1,000 | 4/21 | ND (1.2) | 1.1 | 4 | 2/21 | ND (1.0) | 0.64 | 2.3 |
| Benzene | 1/21 | ND (0.92) | 0.72 | 6 | 0/21 | ND (0.5) | ND (0.5) | ND (0.5) | 0/21 | ND (0.5) | ND (0.5) | ND (0.5) |
| Toluene | 1/21 | ND (1.2) | 0.69 | 2.5 | 0/21 | ND (0.5) | ND (0.5) | ND (0.5) | 0/21 | ND (0.5) | ND (0.5) | ND (0.5) |
| Methylene Chloride | 1/21 | ND(0.95) | 2.1 | 35 | 1/21 | ND (0.55) | 1.9 | 34 | 1/21 | ND (0.54) | 1.8 | 33 |
| ND | Not Detected (associated detection limits presented in parentheses) |
Table 5e. Point of entry treatment system results at 1368
Hartsville/Mill River Road. The activated carbon treatment system (point of
entry treatment system) was installed on December 2, 1998. Table reflects sampling
from December 9, 1998 to February 28, 2000.
| Compounds | Pre-Carbon (38) | Mid-Carbon (1) | Post-Carbon (1) | |||||||||
| Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | Detects/ Samples | Minimum (ppb) | Mean (ppb) | Maximum (ppb) | |
| MTBE | 25/40 | ND (1.0) | 8.6 | 26 | 2/40 | ND (1.0) | 0.57 | 2.6 | 1/40 | ND (1.0) | 0.53 | 1.7 |
| 1,1,1,2-Tetrachloroethane | 0/40 | ND (0.5) | ND (0.5) | ND (0.5) | 1/40 | ND (0.5) | 0.30 | 2.2 | 0/40 | ND (0.5) | ND (0.5) | ND (0.5) |
| Methylene Chloride | 1/40 | ND (0.62) | 1.0 | 28 | 1/40 | ND (0.60) | 1.1 | 31 | 1/41 | ND (0.62) | 1.2 | 36 |
| Styrene | 0/40 | ND (0.5) | ND (0.5) | ND (0.5) | 8/40 | ND (0.5) | 0.66 | 4.7 | 0/40 | ND (0.5) | ND (0.5) | ND (0.5) |
| ND | Not Detected (associated detection limits presented in parentheses) |
Table 6. Indoor air compounds of concern at 8 Hatchery Road,
New Marlborough (November 30, 1998) and background, upwind location.
| Compounds | Concentrations by locations (µg/m3) | Comparison Values (µg/m3) | ||||
| Basement | 1 st floor front entry | 1 st floor kitchen | 2 nd floor bathroom | Background | ||
| Benzene | 2.6 | 2.2 | 2.3 | 2.2 | 17.2 | EMEG (intermediate) = 13 (39) CREG = 0.1 |
| CREG | Cancer Risk Evaluation Guide (ATSDR) |
| EMEG | Environmental Media Evaluation Guide (ATSDR) |
Table 7. Leukemia incidence in New Marlborough for 1995
through 1999.
| Expected # of cases | Observed # of cases | Standardized Incidence Ratio | |
| Male | 0.53 | 0 | NC* |
| Female | 0.39 | 0 | NC* |
| Total | 0.92 | 0 | NC* |
| NC* | Standardized Incidence Ratio and statistical significance not calculated when Observed # of cases is less than 5 |
Data Source: Massachusetts Department of Public Health, Massachusetts Cancer Registry
Table 8. Multiple myeloma incidence in New Marlborough for
1995 through 1999.
| Expected # of cases | Observed # of cases | Standardized Incidence Ratio | |
| Male | 0.23 | 0 | NC* |
| Female | 0.18 | 0 | NC* |
| Total | 0.41 | 0 | NC* |
| NC* | Standardized Incidence Ratio and statistical significance not calculated when Observed # of cases is less than 5 |
Data Source: Massachusetts Department of Public Health, Massachusetts Cancer Registry
Table 9. Testicular cancer incidence in New Marlborough
for 1995 through 1999.
| Expected # of cases | Observed # of cases | Standardized Incidence Ratio | |
| Male | 0.20 | 1 | NC* |
| Female | - | - | - |
| Total | - | - | - |
| NC* | Standardized Incidence Ratio and statistical significance not calculated when Observed # of cases is less than 5 |
| - | Not Available |
Data Source: Massachusetts Department of Public Health, Massachusetts Cancer Registry
Table 10. Liver cancer incidence in New Marlborough for
1995 through 1999.
| Expected # of cases | Observed # of cases | Standardized Incidence Ratio | |
| Male | 0.26 | 0 | NC* |
| Female | 0.10 | 0 | NC* |
| Total | 0.36 | 0 | NC* |
| NC* | Standardized Incidence Ratio and statistical significance not calculated when Observed # of cases is less than 5 |
Data Source: Massachusetts Department of Public Health, Massachusetts Cancer Registry
Table 11. Hodgkin's disease incidence in New Marlborough
for 1995 through 1999.
| Expected # of cases | Observed # of cases | Standardized Incidence Ratio | |
| Male | 0.14 | 0 | NC* |
| Female | 0.13 | 0 | NC* |
| Total | 0.27 | 0 | NC* |
| NC* | Standardized Incidence Ratio and statistical significance not calculated when Observed # of cases is less than 5 |
Data Source: Massachusetts Department of Public Health, Massachusetts Cancer Registry
Table 12. Non-Hodgkin's lymphoma incidence in New Marlborough
for 1995 through 1999.
| Expected # of cases | Observed # of cases | Standardized Incidence Ratio | |
| Male | 0.89 | 0 | NC* |
| Female | 0.78 | 1 | NC* |
| Total | 1.67 | 0 | NC* |
| NC* | Standardized Incidence Ratio and statistical significance not calculated when Observed # of cases is less than 5 |
Data Source: Massachusetts Department of Public Health, Massachusetts Cancer Registry
Table 13. Kidney and renal pelvis cancer incidence in New
Marlborough for 1995 through 1999.
| Expected # of cases | Observed # of cases | Standardized Incidence Ratio | |
| Male | 0.67 | 0 | NC* |
| Female | 0.40 | 0 | NC* |
| Total | 1.07 | 0 | NC* |
| NC* | Standardized Incidence Ratio and statistical significance not calculated when Observed # of cases is less than 5 |
Data Source:Massachusetts Department of Public Health, Massachusetts Cancer Registry
Figure 2. New Marlborough Property Map
Figure 5. Monitoring Well and Water Supply Well Locations
7. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
8. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
9. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
10. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
11. From EPA Region III Risk-Based Concentration (RBC) Table, May 8, 2001 (EPA 2001)
12. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
13. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
14. From EPA Region III Risk-Based Concentration Table, May 8, 2001 (EPA 2001)
15. The values used for calculating mean and maximum values were the values from the EPA 524.2 Analysis method.
16. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection.
17. From EPA Region III Risk-Based Concentration Table, May 8, 2001 (EPA 2001)
18. The values used for calculating mean and maximum values were the values from the EPA 524.2 Analysis methods.
19. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection.
20. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
21. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
22. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
23. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
24. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
25. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
26. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
27. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
28. The values used for calculating mean and maximum values were the values from the EPA 524.2 Analysis method.
29. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection.
30. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
31. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
32. The values used for calculating mean and maximum values were the averaged values from the Targeted VPH Analytes and the EPA 524.2 Analysis methods.
33. Mean values calculated by using one half the method detection limit for samples in which the compound was below detection. The values of method detection limits used to calculate the means were the averaged values of method detection limits from the two methods.
34. Mean values were calculated by using one half the method detection limit for samples in which the compound was below detection.
35. Mean values were calculated by using one half the method detection limit for samples in which the compound was below detection.
36. Mean values were calculated by using one half the method detection limit for samples in which the compound was below detection.
37. Mean values were calculated by using one half the method detection limit for samples in which the compound was below detection.
38. Mean values were calculated by using one half the method detection limit for samples in which the compound was below detection.
39. Benzene has intermediate EMEG (from ATSDR guideline, June 1999) of 4 ppb and a conversion factor of 1 ppm = 3.25 mg/m3 (from National Institute for Occupational Safety and Health pocket guide for chemical hazards, June 1994). The value after converting the EMEG from ppb to µg/m3 is 13 µg/m3.
