PUBLIC HEALTH ASSESSMENT
SINCLAIR REFINERY
WELLSVILLE, ALLEGANY COUNTY, NEW YORK
Figure 1. Location of the Sinclair Refinery
Figure 2. Current Site Ownership
Figure 3. Occupants of Buildings Currently On-Site
Figure 4. Past Potential Sources of Contaminants and Current Fencing in the Refinery Area
Figure 5. Sinclair Refinery Landfill Site
Figure 6. Sinclair Off-Site Tank Farm
Figure 7. Northern Oil Water Separator
Figure 8. Benzo(a) Pyrene Findings
Figure 9. Lead in Surface Soil Composite Samples
Figure 10. Benzene in Subsurface Soils
Figure 11. Total Xylenes in Ground Water
Figure 12. Arsenic in Ulfiltered Ground Water
Table 1. On-Site Contamination: Refinery Area.
(see Tables 3 and 10 for Public Health Assessment Comparison Values)
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Test Parameter | Surface Soils mg/kg |
Subsurface Soils1 mg/kg |
Groundwater mcg/L |
|||
Conc. |
Frequency | Conc. | Frequency | Conc. | Frequency | |
|
||||||
Volatile Organic Compounds | ||||||
*benzene |
ND |
0/45 | ND-1.45 | 21/69 | ND-1,200 | 35/56 |
*ethylbenzene |
ND | 0/45 | ND-3.6 | 8/69 | ND-830 | 28/56 |
1,2-dichloroethene |
ND | 0/45 | ND | 0/69 | ND | 0/56 |
methylene chloride |
ND | 0/45 | ND | 0/69 | ND | 0/56 |
1,1,2,2-tetra- |
ND | 0/14 | ND-2.100 | 1/25 | ND | 0/12 |
tetrachloroethene |
ND | 0/45 | ND | 0/69 | ND | 0/56 |
*toluene |
ND | 0/45 | ND-.91 | 5/69 | ND-530 | 25/56 |
trichloroethene |
ND | 0/45 | ND | 0/69 | ND | 0/56 |
*xylene |
ND | 0/45 | ND-26.0 | 17/69 | ND-1,500 | 33/56 |
Semi-Volatile Compounds |
||||||
*benzo(a)pyrene |
ND-3.6 | 5/45 | ND-19.0 | 10/69 | ND | 0/56 |
*2-methylnaphthalene |
ND-13.0 | 2/45 | ND-17.0 | 20/69 | ND-340 | 25/56 |
*naphthalene |
ND | 0/45 | ND-27.1 | 15/69 | ND-170 | 10/56 |
*nitrobenzene |
ND | 0/45 | ND-.24 | 2/69 | ND-8,200 | 3/56 |
Inorganics/Metals |
||||||
*arsenic |
0.3-43 | 45/45 | ND-88 | 102/118 | ND-884 | 46/51 |
*barium |
28-3,130 | 31/31 | ND-283 | 46/52 | ND-2,360 | 27/51 |
*lead |
ND-1,190 | 44/55 | 1.5-791 | 116/118 | ND-249 | 23/51 |
mercury |
ND-9.4 | 28/55 | ND-1.95 | 14/118 | ND-0.25 | 32/51 |
Alkanes |
||||||
docosane |
ND-120 | 5/14 | ND-25 | 8/25 | ND | 0/12 |
eicosane |
ND-34 | 4/14 | ND-5.6 | 14/25 | ND | 0/12 |
*heptadecane |
ND-68 | 3/14 | ND-21 | 16/25 | ND-64,000 | 1/12 |
hexadecane |
ND-32 | 3/14 | ND-1.7 | 1/25 | ND | 0/12 |
*octadecane |
ND-25 | 3/14 | ND-9.6 | 8/25 | ND-34,000 | 0/12 |
Source: Ebasco, Final Remedial Investigation Report; March 1991.
*Contaminant selected for further evaluation.
1Subsurface soils include boring from monitoring
wells.
ND - Not Detected
mg/kg - milligram per kilogram
mg/L
- milligram per liter
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Test Parameter | Storm Sewer Water mcg/L |
Storm Sewer Sediment mg/kg |
Outfall Water mcg/L |
Outfall Sediment mg/kg |
Northern Separator (Water Phase) mcg/L |
|||||
Conc. | Frequency | Conc. | Frequency | Conc. | Frequency | Conc. | Frequency |
Conc. |
Frequency | |
|
||||||||||
Volatile Organic Compounds |
||||||||||
benzene |
4-280 | 4/4 | 0.006-1.4 | 3/3 | ND-0.5 | 1/4 | ND | 0.3 | 8-3,300 | 2/2 |
ethylbenzene |
ND | 0/4 | ND | 0/3 | ND | 0/4 | ND | 0/3 | ND-3,800 | 1/2 |
1,2-dichloroethene |
ND | 0/4 | ND | 0/4 | ND | 0/4 | ND | 0/3 | ND | 0/2 |
methylene chloride |
ND | 0/4 | ND | 0/3 | ND | 0/4 | ND | 0/3 | ND | 0/2 |
1,1,2,2-tetra- |
NA | - | NA | - | ND | 0/4 | ND | 0/3 | NA | - |
tetrachloroethene |
ND | 0/4 | ND | 0/3 | ND | 0/4 | ND | 0/3 | ND | 0/2 |
toluene |
ND-20 | 2/4 | ND | 0/3 | ND-960 | 1/4 | 0.96 | 1/3 | ND | 0/2 |
trichloroethene |
ND-49 | 1/4 | ND-5.9 | 1/3 | ND-2 | 1/4 | ND | 0/3 | 30-5,000 | 2/2 |
xylene |
3-140 | 4/4 | 0.008-8.4 | 3/3 | ND | 0/4 | ND | 0/3 | ND-2,700 | 1/2 |
Semi-Volatile Compounds |
||||||||||
benzo(a)pyrene |
ND | 0/4 | ND | 0/3 | ND | 0/4 | ND | 1/3 | ND | 0/2 |
2-methylnaphthalene |
ND-14 | 1/4 | ND-16 | 2/3 | ND | 0/4 | ND | 1/3 | 2-710 | 2/2 |
naphthalene |
ND | 0/4 | ND | 0/3 | ND-2 | 1/4 | ND | 0/3 | ND | 0/2 |
nitrobenzene |
ND-109 | 1/4 | ND | 0/3 | ND | 0/4 | ND | 1/3 | ND | 0/2 |
Inorganics/Metals |
||||||||||
arsenic |
ND-35 | 3/4 | ND-18.4 | 2/3 | ND-13 | 2/4 | 0.017-0.052 | 2/3 | 12-650 | 2/2 |
barium |
ND-128 | 1/4 | NA | - | 53 | 1/1 | NA | - | NA | - |
lead |
60-370 | 4/4 | 111-663 | 3/3 | ND-41 | 2/4 | 0.037-0.666 | 3/3 | 810-4,100 | 2/2 |
mercury |
ND | 0/4 | ND | 0/3 | 26 | 1/1 | .001-.0016 | 3/3 | ND | 0/2 |
Alkanes |
||||||||||
docosane |
NA | - | NA | - | ND | 0/4 | ND | 0/3 | NA | - |
eicosane |
NA | - | NA | - | ND | 0/4 | ND | 0/3 | NA | - |
heptadecane |
NA | - | NA | - | ND | 0/4 | ND | 0/3 | NA | - |
hexadecane |
NA | - | NA | - | ND | 0/4 | ND | 0/3 | NA | - |
octadecane |
NA | - | NA | - | ND | 0/4 | ND | 0/3 | NA | - |
Source: Ebasco, Final Remedial Investigation Report; March 1991.
1Subsurface soils include soil samples from monitoring wells.
ND - Not Detected
NA - Not Analyzed
mg/L - milligram per liter
mg/kg
- milligram per kilogram
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Test Parameter |
Unfiltered |
Soils (mg/kg) | Genesee River Surface Water (mcg/L) |
Non-River Surface Water (mcg/L) |
Genesee River Sediment (mg/kg) |
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Conc. |
Frequency | Conc. | Frequency | Conc. | Frequency | Conc. | Frequency | Conc. | Frequency | |
|
||||||||||
Volatile Organic Compounds | ||||||||||
benzene |
ND-2 | 3/7 | ND | 0.15 | ND | 0/7 | ND-2 | 1/4 | ND | 0/3 |
1,2-dichloroethene |
ND | 0/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/4 |
ethyl benzene |
ND | 0/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/3 |
methylene chloride |
ND | 0/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/4 |
1,1,2,2-tetra- |
ND | 0/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/3 |
tetrachloroethene |
ND | 0/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/4 |
trichloroethene |
ND | 0/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/3 |
toluene |
ND-6 | 2/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/3 |
xylene |
13 | 1/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/3 |
Semi-Volatile Compounds |
||||||||||
benzo(a)pyrene |
ND-12 | 1/7 | ND-2.3 | 1/15 | ND | 0/7 | ND-16 | 1/4 | ND | 0/3 |
methyl naphthalene |
ND | 1/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/3 |
naphthalene |
ND | 0/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/3 |
nitrobenzene |
ND | 1/7 | ND | 0/15 | ND | 0/7 | ND | 0/4 | ND | 0/3 |
Inorganics/Metals |
||||||||||
arsenic |
22-41 | 2/2 | ND-19.0 | 6/15 | ND | 0/8 | ND | 0/4 | 6.6-13 | 3/3 |
barium |
ND-249 | 2/7 | 28-164 | 4/4 | 65 | 1/1 | NA | - | 73.0 | 1/1 |
lead |
ND-690 | 3/7 | ND-94 | 14/15 | ND-24 | 2/8 | ND-40 | 1/4 | 7.1-12.0 | 3/3 |
nickel |
ND-84 | 2/7 | ND-40 | 13/15 | ND-460 | 3/8 | ND | 0/4 | ND-13 | 1/3 |
Alkanes |
||||||||||
docosane |
NA | - | ND | 0/3 | ND | 0/4 | NA | - | ND | 0/2 |
eicosane |
NA | - | ND | 0/3 | ND | 0/4 | NA | - | ND | 0/2 |
heptadecane |
NA | - | ND | 0/3 | ND | 0/4 | NA | - | ND | 0/2 |
hexadecane |
NA | - | ND | 0/3 | ND | 0/4 | NA | - | ND | 0/2 |
octadecane |
NA | - | ND | 0/3 | ND | 0/4 | NA | - | ND | 0/2 |
Source: Ebasco, Final Remedial Investigation Report; March 1991.
NA - Not Analyzed
ND - Not Detected
mg/L - milligram per liter
mg/kg
- milligram per kilogram
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Water Quality Standards
New York State |
U.S. EPA | Comparison Values |
Source* | |||
Ground- |
Surface Water |
Drinking Water |
Drinking Water |
|||
|
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Volatile Organic Compounds | ||||||
benzene |
0.7 | 0.7 | 5 | 5 | 0.7 | NYS CREG |
1,2-dichloroethene |
5 j | 5 g,t | 5 j | 100t;70k | 100t; 70k | EPA LTHA |
ethylbenzene |
5 | 5 g | 5 | 700;30 ps | 700 | EPA LTHA |
methylene chloride |
5 | 5 g | 5 | 5 | 4.7 | ATSDR CREG |
toluene |
5 | 5 g | 5 | 1000;40ps | 1,000 | EPA LTHA |
1,1,2,2-tetra- |
5 | 0.2 g | 5 | NA | 0.18 | ATSDR CREG |
tetrachloroethene |
5 | 0.7 g | 5 | 5 | 0.7 | NYS CREG |
trichloroethene |
5 | 3 g | 5 | 5 | 3 | NYS CREG |
xylene (total) |
5 n | 5 g,n | 5 n | 10,000;20ps | 10,000 | EPA LTHA |
Semi-Volatile Compounds |
||||||
benzo(a)pyrene |
ND | 0.002 g | 50 | 0.2 | 0.006 | ATSDR CREG |
2-methylnaphthalene |
50 | 50 g | 50 | NA | ||
naphthalene |
10 g | 10 | 50 | NA | 20 | EPA LTHA |
nitrobenzene |
5 | 30 | 5 | NA | 3.6 | EPA RfD |
Inorganics/Metals |
||||||
arsenic |
25 | 50 | 50 | 50 | 11 | EPA RfD |
barium |
1,000 | 1,000 | 2,000 | 2,000 | 2,000 | EPA LTHA |
lead |
25 | 50 | 50 | 50;15** | ||
mercury |
2 | 2 | 2 | 2 | 2 | EPA LTHA |
nickel |
NA | NA | NA | 100 | 100 | EPA LTHA |
Alkanes |
||||||
docosane |
50 | NA | 50 | NA | ||
eicosane |
50 | NA | 50 | NA | ||
heptadecane |
50 | NA | 50 | NA | ||
hexadecane |
50 | NA | 50 | NA | ||
octadecane |
50 | NA | 50 | NA |
NA - not available
g = guidance value
j = applies separately to cis and trans isomers
k = cis isomer only
n = applies to each isomer separately unless isomers
are analytically indistinguishable
ND = not detected
p = proposed secondary MCL
ps = proposed secondary MCL
s = secondary MCL
t = trans isomer
only
*ATSDR CREG = ATSDR Cancer Risk Evaluation Guide
EPA LTHA = EPA Drinking Water Lifetime Health Advisory
EPA RfD = EPA Reference Dose
NYS CREG
= NYS Cancer Risk Evaluation Guideline
**The current maximum contaminant level (MCL) for lead is 50 mcg/L; after December 7, 1992 there will not be a MCL for lead. Effective after that date, there will be a maximum contaminant level goal (MCLG) of zero for lead and an action level of 15 mcg/L at the tap.
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Test Parameter | Subsurface Soils (Includes Test Pit and Monitoring Well Soils) mg/kg |
Surface Soils (Include Seeps and Pool) mg/kg |
Surface Water (Seeps and Pools) mcg/L |
Groundwater mcg/L |
Drummed Wastes mg/kg |
|||||
Conc. |
Frequency | Conc. | Frequency | Conc. | Frequency | Conc. | Frequency | Conc. | Frequency | |
|
||||||||||
Volatile Organic Compounds | ||||||||||
*benzene |
ND-240 | 3/24 | ND | 0/4 | ND-5.5 | 1/5 | ND-4.5 | 1/10 | ND | 0/10 |
1,2-dichloroethene |
ND | 0/24 | ND | 0/14 | ND | 0/6 | ND | 0/10 | ND | 0/10 |
*ethyl benzene |
ND-180,000 | 6/24 | ND-600 | 2/14 | ND | 0/6 | ND | 0/10 | ND | 0/10 |
*methylene chloride |
ND-1,900 | 13/24 | ND-560 | 2/14 | ND | 0/6 | ND-5.7 | 8/10 | ||
*1,1,2,2-tetra- |
ND-250 | 1/27 | ND-.190 | 1/14 | ND | 0/6 | ND-12 | 1/10 | ND | 0/10 |
tetrachloroethene |
ND | 0/24 | ND | 0/14 | ND | 0/6 | ND | 0/10 | ND | 0/10 |
*toluene |
ND-72,000 | 5/24 | ND-190 | 1/14 | ND | 0/6 | ND | 0/10 | ND | 0/10 |
trichloroethene |
NR | - | ND | 0/14 | ND | 0/6 | ND | 0/10 | ND-2.3 | 2/10 |
*xylene |
ND-50,000 | 10/24 | ND-11,800 | 3/14 | ND-100 | 1/6 | ND | 01/0 | ND | 0/10 |
Semi-Volatile Compounds |
||||||||||
*benzo(a)pyrene |
ND-45 | 2/24 | ND | 0/17 | ND | 0/6 | ND | 0/10 | ND | 0/10 |
2-methyl naphthalene |
ND | 0/24 | ND | 0/14 | ND | 0/6 | ND | 0/10 | ND | 0/10 |
naphthalene |
ND-79 | 6/24 | ND | 0/14 | ND | 0/6 | ND | 0/10 | ND | 0/10 |
nitrobenzene |
ND | 0/24 | ND | 0/14 | ND | 0/6 | ND | 0/10 | ND-7,300 | 1/10 |
Inorganics/Metals |
||||||||||
*arsenic |
4.2-70.8 | 24/24 | 24-74 | 14/14 | ND-26 | 5/6 | ND-62.0 | 10/13 | ND-64 | 9/10 |
barium |
NA | - | NA | - | NA | - | NA | - | NA | - |
*lead |
1-1,240 | 24/24 | 109-1,670 | 14/14 | ND-310 | 3/6 | 31-160 | 3/3 | 7.2-1,600 | 10/10 |
Alkanes |
||||||||||
docosane |
ND-10,000 | 12/27 | ND-690 | 6/14 | ND-9.8 | 1/6 | ND | 0/12 | ND-180 | 2/10 |
eicosane |
ND-350 | 7/27 | ND-3700 | 3/14 | ND | 0/6 | ND-18 | 2/10 | ND-16 | 2/10 |
heptadecane |
ND-120 | 7/27 | ND-870 | 6/14 | ND-33 | 2/6 | ND-50 | 3/10 | ND-190 | 2/10 |
hexadecane |
ND-110 | 4/27 | ND-370 | 3/14 | ND-19 | 1/6 | NA | 0/10 | ND-180 | 2/10 |
octadecane |
ND-200 | 5/27 | ND-740 | 5/14 | ND-22 | 2/6 | ND-25 | 3/10 | ND | 0/10 |
Source: Ebasco, Final Remedial Investigation Report; March 1991.
*Contaminant selected for further evaluation.
NA - Not Analyzed
ND - Not Detected
mg/kg - milligram per kilogram
mg/L
- microgram per liter
|
||||||
Test Parameter |
Subsurface Soils |
Surface Soils mg/kg |
Groundwater mcg/L |
|||
Conc. |
Frequency | Conc. | Frequency | Conc. | Frequency | |
|
||||||
Volatile Organic Compounds | ||||||
benzene |
ND | 0/6 | .0008-.077 | 7/7 | ND | 0/3 |
1,2-dichloroethene |
ND | 0/6 | ND | 0/7 | ND | 0/3 |
ethyl benzene |
ND | 0/6 | ND | 0/7 | ND | 0/3 |
methylene chloride |
ND | 0/6 | ND | 0/7 | ND | - |
1,1,2,2-tetra- |
ND | 0/6 | ND | 0/1 | NA | - |
tetrachloroethene |
ND | 0/6 | ND | 0/7 | ND | 0/3 |
toluene |
ND-.0039 | 1/6 | ND | 0/7 | ND | 0/3 |
trichloroethene |
ND | 0/6 | ND | 0/7 | ND | 0/3 |
xylene |
ND | 0/6 | ND-2.440 | 1/7 | ND | 0/3 |
Semi-Volatile Compound |
||||||
benzo(a)pyrene |
ND | 1/6 | ND | 0/7 |
ND |
0/3 |
2-methyl naphthalene |
ND | 1/6 | ND | 0/7 | ND | 0/3 |
naphthalene |
ND | 1/6 | ND | 0/7 | ND | 0/3 |
nitrobenzene |
ND | 1/6 | ND | 0/7 | ND | 0/3 |
Inorganics/Metals |
||||||
*arsenic |
ND-19.5 | 2/6 | 12.9-23.9 | 7/7 | ND | 0/3 |
barium |
NA | - | NA | - | ND | 0/3 |
lead |
9.3-39.1 | 6/6 | 22/103 | 7/7 | ND | 0/3 |
mercury |
ND | 0/6 | ND | 0/7 | ND | 0/3 |
Alkanes |
||||||
docosane |
ND | 0/6 | ND | 0/7 | NA | - |
eicosane |
ND | 0/6 | ND | 0/7 | NA | - |
heptadecane |
ND | 0/6 | ND | 0/7 | NA | - |
hexadecane |
ND | 0/6 | ND | 0/7 | NA | - |
octadecane |
ND | 0/6 | ND | 0/7 | NA | - |
Source: Ebasco, Final Remedial Investigation Report; March 1991.
*Contaminant selected for further evaluation.
NA - Not Analyzed/Not Available
ND - Not Detected
mg/kg - milligram per kilogram
mg/L
- milligram per liter
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