Principles of Contaminant Transport and Fate in Soil and Groundwater Training: A Focus on Petroleum, Chlorinated Solvents, and Metals - Austin, TX

  • June 20, 2017
  • 8:00 AM (CDT)
  • June 21, 2017
  • 5:00 PM (CDT)
  • Homewood Suites Austin NW Arboretum, 10925 Stonelake Blvd., Austin, TX 78759
  • 0

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June 20 - 21, 2017, 8 A.M. to 5 P.M. (2 Days)
Homewood Suites Austin NW Arboretum

10925 Stonelake Blvd., Austin, TX 78759 [directions]


Overview: This course provides a practical overview of contaminant behavior in soil and groundwater with an emphasis on petroleum, chlorinated hydrocarbons, and metals. The material is intended for consultants and regulators managing contaminated sites. The content is constantly updated and includes new approaches for characterizing hydrogeology and contaminant distribution in the subsurface.

Course Topics:
Transport and Fate Overview
  • Fates of Contaminants

  • Solute Advection

  • Mechanical Dispersion

  • Chemical Dispersion

  • Matrix Storage
  • Raoult's Law
  • High Resolution Site Characterization

3- and 4-Phase Equilibrium Partitioning

  • 4 Chemical Phases
  • Le Chatelier's Principle
  • Adsorption, Absorption, and Sorption

  • Applications of Kd, Koc, foc, Kow, and KH

  • NAPL and the One Percent Rule

  • Metal Sorption and pH

  • 3- and 4-Phase Mass Distribution

  • Desorption Rates

Subsurface Transport

  • Soil Properties

  • Contaminant Infiltration

  • Hydrogeology Overview

  • Three Point Problem

  • Retardation Factors

  • Contaminant Velocity

  • Plume Diving

  • Permeability vs. Gradient

Nonaqueous Phase Liquid (NAPL) Transport

  • LNAPL "Shark Fin" Model
  • LNAPL Transport and Distribution Scenarios
  • Saturation and Recoverability

  • Specific Retention (Sr)

  • Concentration of Saturation (Csat)

  • DNAPL Transport and Mass Distribution

  • 14 Compartment Model

Vapor Transport

  • Henry's Law and Vapor Pressure
  • Contaminant Vapor Transport Processes

  • Petroleum Vapor Attenuation

  • Chlorinated Vapor Attenuation

  • Preferential Pathways

  • Barometric Pumping
Natural Attenuation
  • Natural Attenuation Processes

  • Lines of Evidence

  • Decay Rates

  • Estimating Restoration Time Frame

  • Degradation Rate Tools

Focus on Hydrocarbon Contamination

  • Gasoline and Diesel Chemistry

  • Properties of BTEX, Oxygenates, and Additives

  • Soil Retention

  • Ethanol Cosolvation and Plume Elongation

  • Natural Attenuation Processes

  • Geochemical Indicators
  • Plume Behavior and Redox Zones

  • BTEX Plume Lengths
  • Monitoring Parameters

Focus on Chlorinated Hydrocarbon Contamination

  • Chlorinated Solvent Chemistry and Sources

  • Plume Behavior Classification

  • Degradation Pathways

  • Dehalogenating Microbes
  • Role of Hydrogen Gas
  • Geochemical Indicators
  • Biotransformation Rates
  • Zero-Valent Iron (ZVI)
  • Monitoring Parameters

Focus on Metal Contaminants

  • Forms of Metal Contamination
  • Total Metals vs. Dissolved

  • Complexation and Speciation

  • Precipitation

  • Redox and Microbial Effects

  • Salt and Metal Mobility

  • Methylation and Demethylation

  • Cation/Anion Exchange

  • pH, Variably Charged Soils and Organic Matter

  • Metal Fixation (Aging)

  • Scenarios Approach to Metal Attenuation


Intended Audience: Environmental professionals seeking an improved understanding of the environmental behavior of petroleum, chlorinated solvents, and metals in soil and groundwater.


Education Level: Introductory to intermediate. This class is followed by the Metal Attenuation in Soil and Groundwater course (HYD-407) June 22 - 23, 2017, which is recommended for those working on metal contaminated sites.


Course Materials: Course proceedings, worksheets, and reference material.


Credit: 15 PDHs and 1.5 CEUs for completing 15 hours of instruction.

Registration: $495 (save $100 per person when registering a group of two or more - $395 group rate and individual government rate). You may register online or by calling us at (800)385-0783.


Hotel Accommodations: Homewood Suites (workshop location). Click here for map of nearby hotels.

Parking: Free on site.

Mass Transit: Click here for mass transportation options.

About the Instructor: Erick McWayne has twenty-two years of professional experience in environmental quality management and teaching related courses. As a consultant, he managed contaminated surface water, soil, and groundwater projects for the Department of Defense and other clients. He currently provides consulting support to environmental projects and teaches courses in contaminant chemistry, transport and fate, natural attenuation, geochemistry, hydrogeology, remediation, stormwater, and surface water management with the University of California Davis and the National Environmental Management Academy.

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