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Attenuation Processes for Metals and Radionuclides Document
The Attenuation Processes for Metals and Radionuclides document facilitates implementation of the new EPA guidance for monitored natural attenuation (MNA) of metals and radionuclides with a framework providing a consistent basis for states, stakeholders, federal agencies, and site owners to evaluate and implement attenuation-based remedies.
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Provides a decision framework incorporating key aspects of EPA’s three-volume technical background series on MNA for metals and rads in groundwater, guidance on approaches and key issues associated with evaluating attenuation-based remedies, and a process to incorporate enhanced attenuation.