Tech Bulletin – MNA for Chlorinated Ethenes – Cometabolism and Abiotic Degradation
This technical bulletin explains how aerobic cometabolism and abiotic degradation can be critical mechanisms supporting monitored natural attenuation (MNA) at chlorinated ethene sites, particularly in large or dilute plumes. It describes how molecular biological tools, mineralogical analyses, and degradation rate studies provide defensible evidence of contaminant destruction beyond traditional groundwater trend analysis.
