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  1. Controlling lead in public drinking water supplies [federal doc] /
    by Humphreys, Elena H.
    Published 2020
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  2. Safe Drinking Water Act (SDWA) [federal doc] : proposed Lead and Copper Rule Improvements (LCRI) /
    Safe Drinking Water Act (SDWA)
    proposed Lead and Copper Rule Improvements (LCRI)
    federal doc
    by Humphreys, Elena H.
    Published 2024
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  3. Regulating contaminants under the Safe Drinking Water Act (SDWA) [federal doc] /
    by Humphreys, Elena H.
    Published 2021
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