Practical recommendations for effectively characterizing, designing, implementing, and evaluating in situ remediation projects.

Introduces a six-step remedy selection framework to assist decision-makers in identifying which contaminated sediment remedial technology is most favorable for a site.

Explains how to develop and use performance specifications to evaluate the effectiveness of solidification/stabilization remedies, from treatability testing and implementation through long-term monitoring.

Provides the technical and related regulatory considerations for in situ bioremediation of chlorinated ethene dense nonaqueous phase liquids source zones.

Six critically reviewed case studies of recent or ongoing applications of in situ bioremediation at sites with dense nonaqueous phase liquid source zones.

Technological overview of in situ bioremediation and some of the issues to consider when selecting and designing an in situ bioremediation system for remediation of chlorinated ethene dense nonaqueous phase liquids source zones.

Describes the characterization and remediation of methyl tertiary butyl ether and tertiary butyl alcohol in groundwater.

Provides a comprehensive discussion on chemical oxidants and outlines the requirements of in situ chemical oxidation.

Presents approaches to performance monitoring of various in situ technologies for the treatment of dense nonaqueous phase liquid source zones.

For stakeholders, regulators, technology decision makers, and others involved in selecting and implementing surfactant/cosolvent flushing of dense nonaqueous-phase liquids as a remedial action.