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PUBLIC HEALTH ASSESSMENT

TRI-COUNTY LANDFILL WASTE MANAGEMENT OF ILLINOIS
SOUTH ELGIN, KANE COUNTY, ILLINOIS
CERCLIS NO. ILD048306138

August 29, 1995

Prepared by:

Illinois Department of Public Health
Springfield, Illinois
Under Cooperative Agreement with the
Division of Health Assessment and Consultation
Agency for Toxic Substances and Disease Registry (ATSDR)



TABLE OF CONTENTS

SUMMARY

BACKGROUND

COMMUNITY HEALTH CONCERNS

ENVIRONMENTAL CONTAMINATION AND OTHER HAZARDS

PATHWAYS ANALYSES

PUBLIC HEALTH IMPLICATIONS

CONCLUSIONS

RECOMMENDATIONS

PREPARERS AND REVIEWERS OF REPORT

CERTIFICATION

REFERENCES

APPENDIX A.    FIGURES

APPENDIX B.    TABLES

APPENDIX C.    PUBLIC COMMENTS

List of Tables

Table 1. Organic chemicals in on-site shallow groundwater, June 1989 to December 1990.

Table 2. Inorganic chemicals in on-site shallow groundwater, June 1989 to December 1990.

Table 3. Organic chemicals in on-site intermediate groundwater, June 1989 to November 1990.

Table 4. Inorganic chemicals in on-site intermediate groundwater, June 1989 to November 1990.

Table 5. Organic chemicals in on-site deep groundwater, June 1989 to September 1990.

Table 6. Inorganic chemicals in on-site deep groundwater, June 1989 to November 1990.

Table 7. Organic chemicals in on- and off-site private wells, September to October 1990.

Table 8. Inorganic chemicals in on-site private wells, September to October 1990.

Table 9. Organic chemicals in on-site surface soils, May 1989 to October 1990.

Table 10. Inorganic chemicals in on-site surface soil, May 1989 to September 1990.

Table 11. Organic compounds in on-site soil at various depths, May 1989 to October 1990.

Table 12. Inorganic compounds in on-site soil at various depths, May 1989 to October 1990.

Table 13. Organic chemicals in soil of on-site test pits.

Table 14. Inorganic chemicals in soil of on-site test pits, October 1990.

Table 15. Organic chemicals in on- and off-site surface water, May 1989 to September 1990.

Table 16. Inorganic chemicals in on- and off-site surface water, May 1989 to September 1990.

Table 17. Organic chemicals in on- and off-site sediments, May 1989 to September 1990.

Table 18. Inorganic chemicals in on- and off-site sediments, May 1989 to September 1990.

Table 19. Inorganic chemicals in off-site private wells, September to October 1990.

Table 20. Complete and potential exposure pathways at the Tri-County and Elgin Landfills.

List of Figures

Figure 1. Regional Site Location Map.

Figure 2. Tri-County and Elgin Landfills.

Figure 3. Private Well Locations.

Figure 4. Public/Private Well Sampling Locations.

Figure 5. Proposed Remedial Alternative.

Figure 6. Soil Boring and Monitoring Well Location Map.

Figure 7. Surface Soil Sampling Locations.

Figure 8. Test Pit Locations.

Figure 9. Surface Water and Sediment Sampling Locations.

Figure 10. Cross Section Location Map.

Figure 11a. Stratigraphic Cross Section A-A'

Figure 11b. Stratigraphic Cross Section B-B'

Figure 11c. Stratigraphic Cross Section C-C'

Figure 11d. Stratigraphic Cross Section D-D'

Figure 11e. Stratigraphic Cross Section E-E'

Figure 11f. Stratigraphic Cross Section F-F'

Figure 11g. Stratigraphic Cross Section G-G'

Figure 11h. Stratigraphic Cross Section H-H'

Figure 12. Boring and Well Locations, Elgin, Tri-County, and Woodland Landfills.

Figure 13. Cross Section of the Elgin and Tri-County Landfills.

Figure 14. Topography of the Bedrock Surface.

Figure 15. Thickness of the Deep Sand and Gravel Deposits in the Buried Newark Bedrock Valley.

Figure 16. Cities around the Tri-County and Elgin Landfills.

Figure 17. Wells around the Tri-County and Elgin Landfills.

Figure 18. Semi-circular Cross Section Around the Tri-County and Elgin Landfills.

Figure 19. Top of Clay Contour Map.

Figure 20. Flow Direction of the Shallow Groundwater (August 1989).

Figure 21. Flow Direction of the Shallow Groundwater (February 1991).

Figure 22. Flow Direction of the Intermediate Groundwater (August 1989).

Figure 23. Flow Direction of the Intermediate Groundwater (February 1991).

Figure 24. Flow Direction of the Bedrock Groundwater (August 1989).

Figure 25. Flow Direction of the Bedrock Groundwater (February 1991).

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