Mart Oostrom

Desiccation of Porous Media to Limit Contaminant Migration

Lead Institution

Auburn University

Principal Investigator

Jacob Dane

Project type

Large-Scale EMSL Research

The primary attribute of soil desiccation is the removal of excess moisture from the subsurface, thereby reducing potential downward migration of water and contaminant solutes within the vadose zone…

Subsurface Behavior of Ethanol-Blended Gasoline: Intermediate-Scale Flow Cell Experimentation to Develop a Data Base for Numerical Model Testing and Verification

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Exploratory Research

The main objective of the proposed experimental effort is to develop an initial data set for subsurface blended-gasoline flow and transport that can be used to test and verify the multifluid flow…

Development of Experimental Methods for Clay-coating of Pores and Fracture Imprinting in Microfluidic Devices

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

EMSL’s Microfluidics Experimental Laboratory has been developed into a unique facility in terms of both microfabrication and experimentation. The research conducted so far in the laboratory has…

(emsl2558)Parameterization of Subsurface Flow and Transport Models for Multi-Scale Simulation

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mark Rockhold

Project type

Exploratory Research

Field-scale modeling of multi-fluid flow and transport processes in subsurface environments to address DOE's contaminant remediation and waste management problems generally involves one or more…

Determination of Water Saturation in Relatively Dry and Desiccated Porous Media using Gas-phase Partitioning Tracer Tests

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Michael Truex

Project type

Exploratory Research

Soil desiccation (drying), involving water evaporation induced by dry air injection and extraction, is a potentially robust remediation process to slow migration of inorganic or radionuclide…

Development of Experimental Methods for Clay-coating of Pores and Fracture Imprinting in Microfluidic Devices

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

EMSL’s Microfluidics Experimental Laboratory has been developed into a unique facility in terms of both microfabrication and experimentation. The research conducted so far in the laboratory has…

Determining the Effects of Organic Chemical Mixtures and Wastewater on DNAPL Migration

Lead Institution

Sandia National Laboratory

Principal Investigator

Hongkyu Yoon

Project type

Large-Scale EMSL Research

DNAPL spill and water discharge scenarios at the ground surface may significantly impact DNAPL migration, entrapment, and subsequent effects on groundwater quality. A notable example is the Hanford…

Pore Scale Investigations in Support of Simultaneous Enhanced Oil Recovery and Carbon Sequestration Applications at the Field Scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Limited Scope

A project has been recently funded by the US Department of Energy to investigate how detailed displacement experimentation and numerical simulations at the pore and core scale can be used to improve…

Rhizosphere processes at molecular to core scale

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Nancy Hess

The amount of C in soil far exceeds the C content of atmosphere as well as the amount C stored above ground as plant biomass. The C fluxes between atmosphere and biomass are huge, many orders of…

Wettability and mass transfer effects on flow and transport of mixed DNAPL in Hanford Site sediments

Lead Institution

University of Texas at Austin

Principal Investigator

Charles Werth

Project type

Large-Scale EMSL Research

Approximately 750,000 kg of DNAPL containing carbon tetrachloride (CCl4) was discharged to the vadose zone at the Hanford site. Assuming equilibrium partitioning among phases, an estimated 64%…

S & T Road Mapping for Needs From All Sources (Zachara EM-ST, PNNL Scope #30998)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Zachara

Project type

Exploratory Research

Hanford Remediation and Closure Science Project The Hanford Site Groundwater Protection Program, formerly the Groundwater/ Vadose Zone Integration Project, was established in 1997 to develop the…

EVALUATION OF CEMENT COMPOSITES, ROCKS, AND OTHER MATERIALS CHEMISTRY, PERMEABILITY, AND MORPHOLOGY

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Carlos Fernandez

Through this proposal EMSL will provide experimental resources for enhanced energy production and subsurface science discovery that supports the needs of DOE and the nation. These proposed…

Experimental Investigation of Sr-90 Subsurface Contamination Sequestration in Hanford 100N Area Sediments by Surface Infiltration of an Apatite Solution

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Szecsody

Project type

Large-Scale EMSL Research

Strontium-90 (Sr-90) discharge from past-practice liquid waste disposal sites in the Hanford 100N area have resulted in Sr-90 release to groundwater, Columbia River, and biota on the Columbia River…

Pore Scale Investigations of Simultaneous Enhanced Oil Recovery and Carbon Sequestration

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Two researchers from the Chinese Academy of Sciences (CAS) recently visited the EMSL on a rapid access proposal to investigate how detailed displacement experimentation can be used to improve the…

Subsurface Reductive Elimination of Trichloroethylene using Zero-Valent Iron Emplaced by Polymer Solutions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Michael Truex

Project type

Large-Scale EMSL Research

Zero-valent iron (ZVI) has been used for in situ remediation of inorganic compounds and chlorinated solvents through engineered permeable reactive barriers and injectable ZVI particles. A key aspect…

Remediation & Closure Science Project/ Subsurface Science Tasks (Zachara/Freshly, EM-closure, PNNL Scope #47040). [was aka S & T Road Mapping for Needs From All Sources (PNNL Scope #30998)].

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Zachara

Project type

Exploratory Research

Hanford Remediation and Closure Science Project The Hanford Site Groundwater Protection Program, formerly the Groundwater/ Vadose Zone Integration Project, was established in 1997 to develop the…

Coprecipitation of Aluminum Hydroxides and Calcium Carbonates during Denitrification: A Stabilization Strategy for Oxidized Metals and Radionuclides

Lead Institution

Oregon State University

Principal Investigator

Jonathan Istok

Project type

Large-Scale EMSL Research

Research conducted at the Field Research Center (FRC) at Oak Ridge National Laboratory and at the Old Rifle site has demonstrated that it is possible to stimulate indigenous microbial activity and…

Experimental Capabilities and Fundamental Science for Geologic Carbon Sequestration: The PNNL In Situ Supercritical Suite (IS3)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Loring

Project type

Large-Scale EMSL Research

This Science Theme proposal requests EMSL access for investigators in the In Situ Supercritical Suite (IS3) component of PNNL's Carbon Sequestration Initiative (CSI). The CSI is a multi-million…

Development of a Microfluidics Flow and Transport Laboratory

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Large-Scale EMSL Research

The Environmental Spectroscopy and Biogeochemistry (ESB) Facility, in collaboration with the University of Illinois at Champaign/Urbana, proposes to develop a microfluidics capability to investigate…

Intermediate-scale Laboratory Experiments to Evaluate Pore-water Extraction from Hanford Sediments

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Preliminary flow cell experiments have demonstrated that sustained pore-water extraction from unsaturated sediments can be obtained under highly controlled conditions in the laboratory. The design…

Evaluate Injection of Zero Valent Iron (PNNL Scope# 488994: Oostrom Fluor Daniel Hanford)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Exploratory Research

We propose a series of intermediate-scale column and flow cell experiments using micrometer-scale particles. The micrometer particles used in the experiments are S-3700 Fe0 colloids with a diameter…

Microscale and spectroscopic investigations in geochemical and microbiological systems

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Zachara

Project type

Large-Scale EMSL Research

Apply experimental manipulation and field investigations to understanding the behavior of selected chemical and microbial components in natural systems. The research is targeted towards compounds…

Chromatographic Partitioning of Impure CO2 during Injection and Redistribution at the Pore Scale

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

In this project, we propose to conduct a series of pore network laboratory experiments to study the fate and transport of gaseous mixtures in model saline aquifer systems during injection of the…

Effect of NAPL Dissolution on NAPL-Water Interfacial Area

Lead Institution

Swiss Federal Institute of Technology

Principal Investigator

Martin Schroth

Project type

Exploratory Research

The release of nonaqueous-phase liquids (NAPL) into soils and aquifers is a widespread and serious environmental problem. The typically low solubilities of NAPL cause them to dissolve slowly; thus…

Experimental Investigation of Strontium Mass Transfer in a Dynamic Vadose Zone - Aquifer - River System

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Steven Yabusaki

Project type

Large-Scale EMSL Research

At a number of DOE sites, groundwater flowing through contaminated sediments before discharging to a river is being relied on to meet regulatory standards. This natural flushing (i.e., monitored…

Development of Electrical Resistivity Tomography Techniques for the Determination of Porous Media Water Saturations and Formation Factors in Laboratory Columns

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Recently, DOE-RL has funded a project proposal to develop a laboratory Electrical Resistivity Tomography (ERT) technique to determine water saturations in the subsurface based on conductivity changes…

Determination of hydraulic conductivity and soil moisture retention relations with the EMSL Hydraulic Properties Apparatus

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Michael Fayer

Project type

Exploratory Research

Knowledge of hydraulic properties, such as hydraulic conductivity and soil moisture retention, is crucial for understanding flow and contaminant transport in the subsurface. Hydraulic properties are…

(gc3573)Multifluid Flow and Multicomponent Reactive Transport in Heterogeneous Subsurface Systems

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Steven Yabusaki

Project type

Capability Research

Long-term, scientifically defensible predictions of subsurface contaminant fate are critical to the development of remediation alternatives that can accelerate the cleanup of DOE waste sites and…

Pore-Scale Research Campaign: Development of Solute Transport Data Sets for Benchmarking Pore-Scale Numerical Simulators

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Research Campaign

Developing pore-scale transport predictive models in subsurface research is relevant to, among others, contaminant and colloidal transport, non-aqueous phase liquid dissolution, and deep…

Use of NMR Microscopy to examine the sub-pore-scale structure of porous media with multiple liquid/solid phases

Lead Institution

Oregon State University

Principal Investigator

Brian Wood

Project type

Capability Research

This work is intended to be a preliminary investigation of the use of NMR microscopy for resolving the sub-pore-scale structure of multiphase porous media. These results will be used in efforts to…

Enabling Quantitatively Predictive Understanding of Multifluid Flow and Multicomponent Biogeochemical Reactive Transport in Complex, Subsurface Systems

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Steven Yabusaki

Project type

Capability Research

The activities described in this proposal are directed at the goal of a quantitatively mechanistic predictive understanding of multifluid flow and multicomponent biogeochemical reactive transport in…

Determination of vadose zone water content using gas-phase partitioning tracers combined with time-lapse electrical conductivity measurements

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Large-Scale EMSL Research

Water content is an important indicator of contaminant distribution and plays a governing role in contaminant transport within the vadose zone. Understanding the water content distribution is…

Column and flow cell experiments to study influence of wetting and mass transfer properties of organic chemical mixtures in vadose zone materials.

Lead Institution

University of Illinois at Urbana-Champaign

Principal Investigator

Albert Valocchi

Project type

Exploratory Research

The project “Influence of wetting and mass transfer properties of organic chemical mixtures in vadose zone materials on groundwater contamination by nonaqeous pahse liquids” has recently been funded…

Micromodel Pore-Scale Displacement Studies of Brine and Supercritical CO2

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Exploratory Research

Supercritical carbon dioxide (scCO2) sequestration in deep saline aquifers or reservoirs is, to a large extent, affected by porous medium properties, fluid properties, and interfacial interactions…

Capillary Fringe Effects on Volatile Organic Compound Transport from the Vadose Zone into Groundwater

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Large-Scale EMSL Research

Soil vapor extraction (SVE) is the prevalent remediation approach for volatile organic contaminants in the vadose zone in the US, including at Department of Energy contaminated sites. A general, user…

Intermediate-scale experiments to investigate subsurface flow and transport of an apataite solution in support of Sr-90 sequestration at the Hanford 100N Area

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James Szecsody

Project type

Exploratory Research

The attached proposal has recently been funded after an extensive peer review. The unique capabilities of the Subsurface Flow and Transport Experimental Laboratory in the EMSL are needed to complete…

Experimental Capabilities and Fundamental Science for Geologic Carbon Sequestration: The PNNL In Situ Supercritical Suite (IS3)

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Kevin Rosso

Project type

Large-Scale EMSL Research

This Science Theme proposal requests EMSL access for investigators in the In Situ Supercritical Suite (IS3) component of PNNL's Carbon Sequestration Initiative (CSI). The CSI is a multi-million…

Fracking Optimization and In-Situ Characterization of Rock and Other Materials Permeability, Chemistry and Fracture Distributions

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Carlos Fernandez

Through this proposal EMSL will provide experimental resources for enhanced energy production and subsurface science discovery that supports the needs of DOE and the nation. These proposed…

Demonstration of the Multiple-Location Saturation-Pressure Apparatus for Multiphase Porous Media Systems

Lead Institution

Netherlands Organization for Applied Scientific Research TNO-NITG

Principal Investigator

Cornelis Hofstee

Project type

Exploratory Research

Parameter values for saturation-pressure models are either obtained from the literature or determined experimentally. The experimental apparati used to determine data for systems involving NAPL are…

A Novel Experimental Method to Obtain Apparent Viscosity of Shear-Thinning Fluids in Saturated Porous Media

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Exploratory Research

The Department of Energy (DOE) has recently funded a project to strengthen the science behind the injection of shear-thinning fluids in unconfined subsurface systems. Shear-thinning fluids, usually…

Investigation of Permanganate Release Dynamics from Silica Slurry in a Two-Dimensional Flow Cell

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Lirong Zhong

Project type

Limited Scope

The main purpose of this Rapid Access proposal is to demonstrate use of a novel subsurface emplacement technique in a two-dimensional (2-D) flow system. The technique has shown sufficient promise in…

An Integrated Approach to Quantifying the Coupled Biotic and Abiotic Mechanism, Rates and Long-Term Performance of Phosphate Barriers for In Situ Immobilization of Uranium

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Dawn Wellman

Project type

Large-Scale EMSL Research

Operations related to nuclear energy and weapons production have resulted in numerous areas, worldwide, exhibiting surface and subsurface uranium contamination of geologic media. Within the United…

Experimental Determination of Carbon Tetrachloride Mass Fluxes into Groundwater from Vadose Zone Sources

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Exploratory Research

The Department of Energy (DOE) has recently funded a numerical and experimental project in their Environmental Management (EM) Science and Technology Roadmap program with the goal to improve…

Laboratory Testing of a Novel Unbalanced Recirculation Method for Field Matrix (Back) Diffusion Quantification

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Mart Oostrom

Project type

Exploratory Research

There is a distinct need to develop and validate field-scale methods for estimating matrix (back) diffusion because degradation and diffusion of contaminants at interfaces of low- and high…

Projects