PUBLIC HEALTH ASSESSMENT

BARSTOW MARINE CORPS LOGISTICS BASE
(a/k/a MARINE CORPS LOGISTICS BASE BARSTOW)
BARSTOW, SAN BERNARDINO COUNTY, CALIFORNIA
EPA FACILITY ID: CA8170024261

September 30, 1999

Prepared by:

Federal Facilities Assessment Branch
Division of Health Assessment and Consultation
Agency for Toxic Substances and Disease Registry

TABLE OF CONTENTS

LIST OF ABBREVIATIONS AND ACRONYMS

SUMMARY

I. BACKGROUND

A. Site Description and Operational History
B. Remedial and Regulatory History
C. ATSDR Activities
D. Demographics
E. Land Use and Environmental Description
F. Quality Assurance and Quality Control

II. ENVIRONMENTAL CONTAMINATION AND POTENTIAL EXPOSURE PATHWAYS

A. Exposure to Contaminated Groundwater


1. Past use of the Nebo Main Base production wells for on-base drinking and production
2. Past, current, and future use of the Nebo Main Base production wells for irrigation
3. Past use of off-site private wells southeast of the Nebo Main Base
4. Past use of the Yermo Annex production wells for on-base drinking and production
5. Past use of off-site private wells east of the Yermo Annex



B. Past, current, and future exposure to soils at the rifle range

III. COMMUNITY HEALTH CONCERNS

IV. ATSDR CHILD HEALTH INITIATIVE

V. HEALTH OUTCOME DATA

VI. CONCLUSIONS

VII. PUBLIC HEALTH ACTION PLAN

A. Completed, Ongoing, and Planned Actions
B. Recommendations

VII. REFERENCES

VIII. PREPARER OF THIS REPORT

TABLES

FIGURES

APPENDICES

APPENDIX A: GLOSSARY
APPENDIX B: COMPARISON VALUES
APPENDIX C: ESTIMATED EXPOSURES AND HEALTH EFFECTS FROM CONTAMINANT CONSUMPTION IN GROUNDWATER
APPENDIX D: PUBLIC HEALTH ASSESSMENT CONCLUSION CATEGORIES
APPENDIX E: EVALUATION OF POTENTIAL PUBLIC HEALTH HAZARDS ASSOCIATED WITH THE INSTALLATION RESTORATION PROGRAM SITES AT MARINE CORPS LOGISTICS BASE BARSTOW
APPENDIX F: SUMMARY OF RCRA FACILITY ASSESSMENT SITES AT MCLB

LIST OF TABLES

1. EVALUATED EXPOSURE PATHWAYS
2. WATER SUPPLY WELLS AT MCLB
3. PARAMETERS AND WELLS SAMPLED 1970, 1976, 1981, 1982, 1994, and 1999
4. PHENOLS MEASURED AT MCLB
5. PHENOLS MEASURED BY U.S. EPA METHOD 604

LIST OF FIGURES

1. REGIONAL LOCATION OF MCLB
2. MCLB INSTALLATION RESTORATION PROGRAM SITES - NEBO MAIN BASE
3. MCLB INSTALLATION RESTORATION PROGRAM SITES - YERMO ANNEX
4. DEMOGRAPHIC INFORMATION
5. ATSDR'S EXPOSURE EVALUATION PROCESS
6. DISPLAY OF YERMO ANNEX PLUMES AND PRODUCTION WELLS
7. DISPLAY OF NEBO MAIN BASE PLUMES

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