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Baseflow Channels for Improved Stormwater Sediment and Nutrient Uptake
Stormwater Outfall Bubblers for Reducing Erosion
Linking Stormwater Management and Stream Rehabilitation
Stormwater Impervious Surface and Stream Health
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Monitored Natural Attenuation (MNA) of Contaminated Soil and Groundwater Training: Focus on Petroleum and Solvent Cleanup with MNA
September 09, 2014
September 10, 2014
Cal EPA, State Water Resources Control Board, 3737 Main Street, Suite 500, Riverside, California 92501
September 9 - 10, 2014, 8 A.M. to 5 P.M. (2 Days)
Cal EPA, State Water Resources Control Board
3737 Main Street, Suite 500
Riverside, California 92501
Instructor: Erick McWayne, NEMA, LLC
This is a private class for the California State Water Resources Control Board and other Cal EPA staff only. Please register internally. If you do not work for Cal EPA and are interested in this training, please
send us an email
This workshop provides participants with the science and best practices for remediating contaminated sites with monitored natural attenuation, and provides a foundation for understanding other remediation strategies.
Overview of Monitored Natural Attenuation (MNA)
Physical, Chemical, and Biological Processes
Advantages and Disadvantages of MNA
State and Federal Policies on MNA
Geochemical Context for MNA
MNA of Petroleum and Fuel Additives
Determining Site Specific Assimilative Capacity
MNA of Chlorinated Hydrocarbons
EPA's Biodegradability Score Sheet
Mixed Plume Behavior
Daughter Products (toxicity and mobility)
Site Hydrogeology and MNA Efficiency
Groundwater Velocity Characterization
Estimating Mechanical and Chemical Dispersion
Assessing Sorptive Capacity of Aquifer Solids
Microbiologic Testing - When is it necessary?
Natural Attenuation Feasibility Study
Evaluating Plume Characteristics
Source Control, Decay, and Removal
Predicting Plume Behavior
Measuring and Estimating Degradation Rates
Using Fate and Transport Models
Developing the Conceptual Site Model
Groundwater Monitoring Plan Requirements
Monitoring Well Position
Contaminant Mass Trends
Collecting Lines of Evidence for Natural Attenuation
Refining the Conceptual Site Model
Evaluating Natural Attenuation Progress
Criteria for Success and Site Closure
Variations in Groundwater Velocity and Direction
Completing MNA and Demonstrating Site Restoration
MNA Case Studies
This class is the third part of the "
Contaminant Transport, Fate, and MNA Training Series" in Sacramento, CA, March 4 - 8, 2013
HYD-401 - "Environmental Chemistry Refresher
HYD-402 - "Principles of Contaminant Transport and Fate
", equivalent course work, or on-the-job experience.
Introduction to intermediate/refresher.
Course proceedings, worksheets, case studies, and reference material.
15 PDHs and 1.5 CEUs for completing 15 hours of instruction.
Please register via the Cal EPA Water Board Academy system.
About the Instructor:
Erick McWayne has over twenty years of experience with soil, groundwater, and geophysical investigations for the characterization of contaminant transport and fate; and teaching contaminant chemistry, transport, natural attenuation, and hydrogeology. As an environmental consultant, Mr. McWayne served as a project manager for remedial investigations and feasibility studies at numerous Department of Defense and other contaminated sites. He currently manages NEMA and teaches transport and fate, environmental chemistry, and hydrogeology around the country.
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