Browse Illinois Water Resources Center - Groundwater and Aquifers by Subject "Chemical properties"

  • Gilkeson, Robert H.; Specht, Susan A.; Cartwright, Keros; Griffin, Robert Alfred; Larson, Thurston Eric (University of Illinois at Urbana-Champaign. Water Resources Center, 1978-08-01)
    Analyses of water from municipal wells in Illinois by the Illinois Environmental Protection Agency showed that more than 300 wells exceeded the upper limit, 3 picocuries/liter (U.S. Public Health Service, 1962), for gross ...

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  • Gilkeson, Robert H.; Cartwright, Keros; Cowart, James B.; Holtzman, Richard B. (University of Illinois at Urbana-Champaign. Water Resources Center, 1983-05-01)
    Dissolved conentrations of the natural radioisotopes ²²²Rn, ²²⁶Ra, ²²⁸Ra, ²³⁰Th, ²³²Th, ²³⁴U and ²³⁸U and the element Ba²⁺ were investigated in a study of high concentrations of ²²⁶Ra, ²²⁸Ra, and Ba²⁺ in groundwater from ...

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  • Gilekson, Robert H.; Perry, Eugene C., Jr.; Cowart, James B.; Holtzman, Richard B. (University of Illinois at Urbana-Champaign. Water Resources Center, 1984-04-01)
    Stable and radioactive isotopes in groundwater were studied in an investigation of the natural geologic sources of high concentrations of ²²⁶Ra and ²²⁸Ra in confined aquifers in the Cambrian and Ordovician bedrock of ...

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