PUBLIC HEALTH ASSESSMENT

ISLAND CHEMICAL CORPORATION/VIRGIN ISLAND CHEMICAL CORPORATION
CHRISTIANSTED, ST. CROIX, U.S. VIRGIN ISLANDS
EPA FACILITY ID: VID980651095

May 19, 1998

Prepared by:

Superfund Site Assessment Branch
Division of Health Assessment and Consultation
Agency for Toxic Substances and Disease Registry

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 Resource Use

COMMUNITY HEALTH CONCERNS

ENVIRONMENTAL CONTAMINATION AND OTHER HAZARDS

A. On-Site Contamination
B. Off-Site Contamination
C. Toxic Chemical Release Inventory (TRI) Review
D. Quality Assurance and Quality Control
E. Physical and Other Hazards

PATHWAYS ANALYSES

A. Completed Human Exposure Pathways
B. Potential Human Exposure Pathways

PUBLIC HEALTH IMPLICATIONS

A. Toxicological Evaluation
B. Health Outcome Data Evaluation
C. Community Health Concerns Evaluation

CONCLUSIONS

RECOMMENDATIONS

PUBLIC HEALTH RECOMMENDATIONS AND ACTIONS

PREPARERS OF REPORT

REFERENCES

APPENDIX A - FIGURES

APPENDIX B - RESPONSE TO PUBLIC COMMENTS

LIST OF TABLES

Table 1. Sampling Data for Contaminants of Concern in Sludge Samples from the Process Pit

Table 2. Sampling Data for Contaminants of Concern in Wastewater Samples from the Process Pit

Table 3. Historical (Pre-RI) Sampling Data for Contaminants of Concern in On-Site Soil/Sediment Samples (various depths)

Table 4. RI Sampling Data for Contaminants of Concern in On-Site Soils

Table 5. Sampling Data for Contaminants of Concern in On-Site Groundwater Monitoring Wells

Table 6. Sampling Data for Contaminants of Concern in On-Site Production Wells

Table 7. Sampling Data for Contaminants of Concern in Municipal Supply Wells

Table 8. Sampling Data for Contaminants of Concern in Airport Supply Wells

Table 9. Sampling Data for Contaminants of Concern in River Gut Sediments

Table 10. Completed Human Exposure Pathways for the Island Chemical/Virgin Island Chemical Site

Table 11. Potential Human Exposure Pathways for the Island Chemical/Virgin Island Chemical Site

Table 12. Estimated Population for Completed Exposure Pathways Associated with the Island Chemical/Virgin Island Chemical Site

Table 13. Estimated Population for Potential Exposure Pathways Associated with the Island Chemical/Virgin Island Chemical Site

Table 14. Results of Comparison of Estimated Exposure Dose to Health Guidelines for Persons Exposed to Off-Site Contaminants Related to the Island Chemical/Virgin Island Chemical Site

LIST OF FIGURES

Figure 1. Site Location Map

Figure 2. Approximate Location of Offsite Production Wells

Figure 3. ICC Plot Plan: Areas of Contamination

Figure 4. Areas of Potential Concern

Figure 5. Approximate Locations of Nearby Wells

Figure 6. Site Map

Figure 7. Areas of Potential of Potential Concern and Soil Boring Locations

Figure 8. Locations of Surface Soil Samples, Soil Borings & Monitoring Wells, and Lines of Cross-Section, AST Area

Figure 9. Location of Monitoring and Production Wells

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