PUBLIC HEALTH ASSESSMENT

GULFCO MARINE MAINTENANCE
FREEPORT, BRAZORIA COUNTY, TEXAS

April 19, 2004

Prepared by:

Texas Department of Health
Under a Cooperative Agreement with the
Agency for Toxic Substances and Disease Registry

TABLE OF CONTENTS

LIST OF TABLES AND FIGURES

SUMMARY AND STATEMENT OF ISSUES

INTRODUCTION

BACKGROUND

Site Description and History
Land Use and Natural Resource Use
Site Visit
Demographics

COMMUNITY HEALTH CONCERNS

Community Concerns
Health Outcome Data

DISCUSSION

Environmental Contamination, Pathway Analysis, and Public Health Implications
Soil
Sediment
Groundwater
Surface Water
Seafood Consumption
Air Pathway

CHILDREN'S HEALTH CONSIDERATIONS

CONCLUSIONS

PUBLIC HEALTH ACTION PLAN

Actions Planned
Actions Recommended

AUTHORS, TECHNICAL ADVISORS, AND ORGANIZATIONS

CERTIFICATION

REFERENCES

APPENDICES

Appendix A: Acronyms and Abbreviations
Appendix B: Tables
Appendix C: Figures

LIST OF TABLES AND FIGURES

Tables

1. Evaluation of Potential Exposure Pathways for Gulfco Marine Maintenance
2. Soil Sample Location Descriptions for Gulfco Marine Maintenance
3. Soil Sample Constituents Exceeding HAC Values (µg/g) at Gulfco Marine Maintenance During the 2000 TCEQ Screening Site Inspection
4. Sediment Sample Location Descriptions for Gulfco Marine Maintenance
5. Groundwater Sample Location Descriptions for Gulfco Marine Maintenance
6. Groundwater Sample Constituents Exceeding HAC Values at Gulfco Marine Maintenance During the 2000 TCEQ Screening Site Inspection

Figures

1. Demographics and Map
2. Barge slip adjacent to site showing proximity of residential area in far background
3. Vacant lot across Marlin Ave. north of site
4. South side of Gulfco site south of Marlin Ave
5. South end of Gulfco site along the Intracoastal Waterway showing storage drums and tanks
6. Fishers along shores of Intracoastal Waterway
7. Probable point of entry 2 to Oyster Creek
8. Tin building on site
9. Upper class residential area in Bridge Harbor Yacht Club
10. Probable point of entry 1

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