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1. ATSDR > Public Health Assessments & Consultations

PUBLIC HEALTH ASSESSMENT

SINCLAIR REFINERY
WELLSVILLE, ALLEGANY COUNTY, NEW YORK

APPENDIX A

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

APPENDIX B

Table 1. On-Site Contamination: Refinery Area.
(see Tables 3 and 10 for Public Health Assessment Comparison Values)

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- chloroethane	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

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- chloroethane	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

Source: Ebasco, Final Remedial Investigation Report; March 1991.

NA - Not Analyzed
ND - Not Detected
mg/L - milligram per liter
mg/kg - milligram per kilogram

	Water Quality Standards New York State			U.S. EPA	Comparison Values	Source*
	Ground- water	Surface Water	Drinking Water	Drinking Water
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- chloroethane	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.

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- chloroethane	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

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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