Bruce Manchon is a Texas Professional Geologist with more than 35 years in the environmental and petroleum industries. He received a B.A. in geology from the University of Colorado and is currently a Hydrogeologist and owner of Janeil Environmental Solutions in Houston, Texas. Bruce is responsible for the technical direction for the development of CSM, interaction site characterizations, field implementation of DPT, hydrogeology, and in-situ remediation. Bruce has successfully used DPT for stratigraphic interpretation and correlation, contaminant plume definition, proper selection of well location and screen placement, and remedial design and application. He has been utilizing DPT since 1987 and conducting DPT workshops since 1991.