This updated web-based document assist’s site managers in developing an integrated DNAPL site management strategy.

This ITRC resource guides environmental professionals through selecting and applying tools for integrated site characterization and remediation at DNAPL-contaminated sites.

Provides a collaborative process for developing an effective, integrated strategy to manage remediation of sites contaminated with chlorinated solvents.

Provides a systematic understanding of the technical and related regulatory considerations for ISB of chlorinated ethene DNAPL source zones, based on scientifically sound and credible evidence. CD includes BIODNAPL-2.

Presents six critically reviewed case studies of recent or ongoing applications ISB of DNAPLs as evidence that it is a viable cleanup strategy. A companion CD contains the document and presentations made at the Case Studies Forum.

Overview of in situ bioremediation and some of the issues to consider when selecting and designing an ISB system for remediation of chlorinated ethene DNAPLs source zones.

Presents approaches to performance monitoring of various in situ technologies for treating DNAPL source zones.

A primer discussing scientific approaches and strategies used to characterize sites known or suspected to be contaminated with DNAPLs.

A technical and regulatory guide for those involved in selecting and implementing surfactant/cosolvent flushing of DNAPLs as a remedial action.

Description of some aggressive in situ technologies that target DNAPL source zones for elimination or substantial reduction to achieve more rapid remediation and speedier site closure.