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PUBLIC HEALTH ASSESSMENT
SHERWOOD MEDICAL COMPANY CERCLIS No. NED084626100
September 3, 1997
Prepared by:
U.S. Department of Health and Human Services
TABLE OF CONTENTS
LIST OF TABLES
LIST OF FIGURES
SUMMARY
BACKGROUND
A. Site Description and History B. Site Visit C. Demographics, Land Use, and Natural Resources Use D. Health Outcome Data COMMUNITY HEALTH CONCERNS
ENVIRONMENTAL CONTAMINATION AND OTHER HAZARDS
A. On-Site Contamination B. Off-Site Contamination C. Toxics Release Inventory (TRI) Review D. Quality Assurance and Quality Control E. Physical and Other Hazards PATHWAYS ANALYSES
A. Completed Exposure Pathways B. Potential Exposure Pathways C. Eliminated Exposure Pathways PUBLIC HEALTH IMPLICATIONS
A. Toxicological Evaluation B. Health Outcome Data Evaluation C. Community Health Concerns Evaluation CONCLUSIONS
RECOMMENDATIONS
PREPARERS OF REPORT
REFERENCES
APPENDIX A - FIGURES
APPENDIX B - RESPONSE TO PUBLIC COMMENTS
LIST OF TABLES
Table 1a. Contaminant Concentrations in On-site Waste Materials (Liquid Wastes from
UST & Septic Tank)
Table 1b. Contaminant Concentrations in On-site Waste Materials (Sludge Solids from UST
& Septic Tank)
Table 1c. Contaminant Concentrations in On-site Waste Materials (Wastewater Discharges
to Sherwood Lake)
Table 2a. Contaminant Concentrations in On-site Soil Samples (at depths between 0' and
14') - Stages I & IB
Table 2b. Contaminant Concentrations in On-site Soil Samples (at depths between 0' and
12') - Stage II
Table 3a. Contaminant Concentrations in On-site Groundwater Monitoring Well Samples
(Rounds 1, 2, and 3)
Table 3b. Contaminant Concentrations in On-site Groundwater Monitoring Well Samples
(Round 4)
Table 4. Contaminant Concentrations in On-site Groundwater Supply Wells
Table 5. Contaminant Concentrations in On-site Surface Water Samples (Sherwood Lake)
Table 6. Contaminant Concentrations in On-site Sediment Samples (Sherwood Lake)
Table 7. Contaminant Concentrations in On-site Soil Gas Samples
Table 8. Contaminant Concentrations in Off-site Soil Samples (Depths between 6' and 8')
Table 9. Contaminant Concentrations in Off-site Groundwater Monitoring Wells
Table 10a. Contaminant Concentrations in Park Mobile Home Court Wells (Main & Backup)
Table 10b. Contaminant Concentrations in Off-site Private Wells (excluding PMHC wells)
Table 11. Contaminant Concentrations in Off-site Soil Gas Samples
Table 12. Completed Exposure Pathways
Table 13. Potential Exposure Pathways
Table 14. Estimated Population for Completed Exposure Pathways
Table 15. Estimated Population for Potential Exposure Pathways
LIST OF FIGURES
Figure 1. Site Location Map
Figure 2. Local Map
Figure 3. Site Map
Figure 4. Sampling Locations
Figure 5. Location of Two Ground Water Plumes
Figure 6. Soil Gas VOC Isoconcentration Map with Select VOC Soil Sample Results
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