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Superfund and Mining Megasites Lessons from the Coeur d'Alene River Basin (2005) / Chapter Skim
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Appendix E. Crustal Element Analyses for Following Soil Lead Transport
Pages 453-458

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From page 453...
... of nonlead contaminants in the basin (URS Greiner Inc. and CH2M Hill 2001, TerraGraphics et al.
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From page 454...
... The U.S. Environmental Protection Agency (EPA)
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From page 455...
... in Yard Soils, Entryway Mats, and Vacuum Bags as Well as Computed Concentration Ratios for a Sample of 34 Residences in the Coeur d'Alene River Basin Elements Fe Pb Mn Parameter Units GM GSD GM GSD GM GSD Yard soil µg/g 19924 1.24 542 1.95 892 1.46 Entry mat µg/g 19627 1.41 1029 2.09 904 1.43 Vacuum bag µg/g 11841 1.96 626 2.48 516 2.17 Mat/soil ratio Unit less 0.98 1.39 1.90 1.52 1.01 1.37 Bag/mat ratio Unit less 0.60 1.92 0.61 2.03 0.57 1.95 Bag/soil ratio Unit less 0.59 1.95 1.16 2.08 0.58 2.05 Abbreviations: GM, geometric mean; GSD, geometric standard deviation. elements are from weathered soils, whereas soil lead in these communities is the result of complex transport processes from the many sources (for example, redistribution of flood sediments and mine tailings)
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From page 456...
... 456 APPENDIX E FIGURE E-1 Correlation between 1n-transformed concentrations of iron (Fe) and manganese (Mn)
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From page 457...
... APPENDIX E 457 though, between the log-transformed concentrations for lead and iron and lead and manganese (r values of 0.66 and 0.75, respectively) are lower than the correlation between the iron and manganese ratios (r = 0.93)
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From page 458...
... Prepared for Idaho Depart ment of Health and Welfare, Division of Health, Idaho Department of Environmental Quality, U.S. Environmental Protection Agency Region X, Seattle, WA, by Terra Graphics Environmental Engineering, Inc, URS Greiner in association with CH2M Hill [online]
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Key Terms

  • river basin
  • investigation report
  • basin remedial
  • remedial investigation
  • urs greiner

  • environmental protection
  • protection agency


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