IAVI
Workshops and Conferences

Recent Events:

EPA's 2025 State of VI Science Workshop at AEHS East: Evaluating Alternative Vapor Intrusion Strategies through Simulations Using Data-Rich Case Studies

EPA's 2024 State of VI Science Workshop at AEHS East: Reliable Ongoing Human Exposure Protection to Vapor Intrusion Using Cleanup as the Simplest Approach

EPA's 2023 State of VI Science Workshop Session #4 at AEHS West: Selecting Sampling Strategies for Efficient & Economical Vapor Intrusion Site Assessment & Long‐Term Management forming Soil Gas Safe Communities

  • Agenda Download Agenda

  • Introduction: Verifying Cleanups Near Receptors
    Henry Schuver Download Presentation Watch Video

  • Agenda and Workshop Themes/Goals
    Brian Schumacher Download Presentation Watch Video

  • State and Regional Vapor Intrusion Site Assessment Guidance [As of Fall 2022]
    Chris Lutes and Laurent Levy Download Presentation Watch Video

  • Why go above and beyond to collect defensible VI data?
    Theresa Gabris Download Presentation Watch Video

  • Sampling Strategy Performance: Daily and Weekly Durations: Comparing Random, Seasonal and Indicator‑ & Tracer‐Guided
    Chris Lutes, AJ Kondash, and Chase Holton Download Presentation Watch Video

  • Panel Discussion: Nature and severity of the problem
    Moderated by Alana Lee Watch Video

  • Vapor Intrusion Assessment with Different Foundation Types
    Hong (Emma) Luo Download Presentation Watch Video

  • Automated Continuous High‐Frequency Vapor and Controlling Factor Monitoring for Reasonable Maximum Exposure, Cost Effective Decision Making, and Risk Reduction
    Mark Kram, Blayne Hartman, and Cliff Frescura Download Presentation Watch Video

  • ORD Vapor Intrusion Research Projects Update
    John Zimmerman, Alan Williams, and Brian Schumacher Download Presentation Watch Video

  • Prioritizing Buildings/Zones Using a Quantitative Decision Framework and Incorporating Indicators/Tracers into Vapor Intrusion Building Assessments
    Keri Hallberg, Loren Lund, Chris Lutes, Laurent Levy, Donna Caldwell, Travis Lewis, and Teresie Walker Download Presentation Watch Video

  • Panel Discussion: Do we have a better way of site assessment and site management?
    Moderated by Alana Lee Watch Video

  • Examples of Spatial Variability in Indoor Radon Concentrations in Multifamily and Large Building Project Sites / Overview of IDOH Mitigation Compliance Inspection Pilot Program
    Kyle Hoylman Watch Video

  • Why Does the Radon Tracer Not Work All the Time?
    Chris Lutes and Chase Holton Download Presentation Watch Video>

  • Understanding relationships between indicators & tracers and vapor intrusion: Dynamic multivariate time series regressions
    Riley Mulhern, Chris Lutes, Chase Holton, and AJ Kondash Download Presentation Watch Video

  • Soil Vapor Extraction (SVE) as a Tool for Soil Gas Management in Neighborhoods
    Bo Stewart, Chris Lutes, AJ Kondash, John Zimmerman, and Brian Schumacher Download Presentation Watch Video

  • Economic Analyses of Long‐Term Stewardship: Balancing Investigation, Mitigation, and Remediation Decisions
    Chris Lutes, Elsy Escobar, Bo Stewart Download Presentation Watch Video

  • Long‐term Stewardship of Residential Mitigation Systems by Radon Monitoring: Empowering Homeowners to Help Ensure Continued Mitigation System Performance
    Dave Folkes Download Presentation Watch Video

  • Panel Discussion: Do we have a better way of long‐term stewardship?
    Moderated by Chase Holton Watch Video

  • Open Discussion: Can we see consensus on path forward on improved implementation?
    Moderated by AJ Kondash

  • Closing Remarks
    Henry Schuver Watch Video

The association of Vapor Intrusion Professionals 1st Annual Vapor Intrusion Conference

  • Field Testing Soil Gas [Vapor] Safe Communities Approach for Vapor Intrusion (VI) Assessment & Management
    Henry Schuver Brian Schumacher, John Zimmerman Download Presentation

EPA's 2022 State of VI Science Workshop Session #10 at AEHS: How Vapor Intrusion Data Measured by Communities and Supported by Regulators can Create Soil Gas Safe Communities

  • Agenda Download Agenda

  • Abstract Download Abstract

  • How Vapor Intrusion Data Measured by Communities and Supported by Regulators Can Create Soil Gas Safe Communities
    Henry Schuver and Klara Crincoli Download Presentation Watch Video

  • Redfield as an Example of the Possibility of a Soil Gas Safe Community
    Chase Holton Download Presentation Watch Video

  • Example of a Potential Community for the Soil Gas Safe Community Project
    John Zimmerman Download Presentation Watch Video

  • EFFECTIVE COMMUNICATION: Increasing Participation in Communities with Vapor Intrusion Concerns
    Seun Akinlotan Download Presentation Watch Video

  • Engaging Communities in Vapor Intrusion Programs
    David Folkes Download Presentation Watch Video

  • First Panel Discussion - Soil Gas Safe Communities concepts and community involvement
    Lenny Siegel, Kelly Pennell, Alana Lee, Kelly Johnson Watch Video

  • Summary of Relevant Vapor Intrusion (VI) Indicator and Tracer (I&T) Research: Recently Completed, On-going & Planned
    Chris Lutes, AJ Kondash, Chase Holton Download Presentation Watch Video

  • Methods and Approach for Equivalent Protection Cost Effectiveness analysis of I&T vs. traditional sampling, screening & mitigation approaches
    AJ Kondash, Chris Lutes, Chase Holton Download Presentation Watch Video

  • Results and Interpretation of Sampling Strategy and Equivalent Protection Cost Effectiveness Analyses
    Chris Lutes, AJ Kondash, Chase Holton Download Presentation Watch Video

  • Second Panel Discussion - How might the results of the Equivalent Protection Cost Effectiveness analysis influence Soil Gas Safe Communities (SGSC) decision-making?
    Lenny Siegel, Kelly Pennell, Alana Lee, Kelly Johnson Watch Video

  • Soil Vapor Extraction (SVE) for VI Protectiveness Across Multiple Buildings
    Bo Stweart, Robert Truesdale, John Zimmerman, Brian Schumacher, Rebecca Connell, Rusty Harris-Bishop, Chris Lutes Download Presentation Watch Video

  • Update on Vapor Intrusion Standards and Credentialing Program
    Kyle Hoylman Download Presentation Watch Video

  • How Vapor Intrusion Data Measured by Communities and Supported by Regulators Can Create Soil Gas Safe Communities
    Henry Schuver Download Presentation Watch Video

  • How Communities with Their Own Evidence on Vapor Intrusion, and Support from Regulator-Scientists, Could Know if They are a Soil Gas Safe Community
    Brian Schumacher, John Zimmerman, and Alan Williams Download Presentation Watch Video

  • Third Panel Discussion - Open discussion focused on opinions, recommendations, and feedback
    Lenny Siegel, Kelly Pennell, Alana Lee, Kelly Johnson Watch Video

EPA's 2021 State of VI Science Workshop Session at AEHS: Reducing Vapor Intrusion Uncertainties by More Frequent Simple Measurements and Community Involvement, Monday, March 22

  • Agenda Download Agenda

  • Abstract Download Abstract

  • Presenter Bios Download Bios

  • Session video
    Watch Full Session Video

  • Welcome and Overview — Sponsors, IAVI website, key definitions
    Henry Schuver, EPA Office of Resource Conservation and Recovery Download Presentation Watch Video

  • State of the Problem — Review/update on current state and EPA guidance on sampling timing & temporal variability
    Laurent Levy, Jacobs Download Presentation Watch Video

  • Review of sampling confidence analyses based on two to four 24-hour samples in residential monitoring - results from Holton (2013), Lutes (2017), and Weinberg (2014)
    Chase Holton, Geosyntec Download Presentation Watch Video

  • New results from Navy/EPA study of an Industrial building with 18 months of high resolution indoor and subslab temporal variability data in multiple zones
    Chris Lutes, Jacobs Download Presentation Watch Video

  • Review of ITS concepts, fact sheets, and results regarding ITS prediction strength presented in previous workshops (including the 3 ways ITS can be used)
    Robert Truesdale, RTI Download Presentation Watch Video

  • Presentation of results of new sampling confidence analyses for multiple sites – comparing newly calculated performance metrics for seasonal versus ITS-guided sample times
    AJ Kondash, RTI; Chris Lutes, Jacobs; Chase Holton, Geosyntec Download Presentation Watch Video

  • EPA perspectives on Environmental Justice & Citizen Science, with ITS for temporal variability
    Henry Schuver, EPA ORCR Download Presentation

  • Panel Part 1: User perspectives on ITS and VI needs
    Invited discussants include communities, academics, State regulators, EPA regulators, consultants, and PRPs

  • Vapor intrusion assessment challenges and Environmental Justice
    Theresa Gabris, Geosyntec Download Presentation

  • EPA Perspectives on Environmental Justice & Citizen Science, with ITS for spatial variability (& an alternative Soil Gas Safe approach)
    Henry Schuver, ORCR Download Presentation

  • Panel Part 2: Bridges to practical implementation: community communication/Citizen Science/Environmental Justice
    Invited discussants include communities, academics, State regulators, EPA regulators, consultants, and PRPs

  • Review of available results from other EPA ORD CEMM studies:
    Large Buildings (VA site): Subslab sampling methods comparison, high volume sampling, etc.
    John H. Zimmerman, EPA ORD CEMM; Theresa Gabris, Geosyntec Download Presentation

    Large Buildings (AK site): Temporal variability in industrial and residential style buildings in a far northern climate (study design/preview, limited results)
    Brian Schumacher, EPA ORD CEMM; Chris Lutes, Jacobs Download Presentation

    Other ORD VI Research Efforts
    John Zimmerman, EPA ORD CEMM, Brian Schumacher, EPA ORD CEMM, Matt Plate, EPA R9 Download Presentation

Past Events:

EPA's 2020 Vapor Intrusion Workshop: Why You Should Monitor Indoor Radon, Differential Temperature, and Pressure During Chlorinated Vapor Intrusion Assessments, Tuesday, March 17

October 22, 2019: US EPA Workshop on: Measurement-Based Methods for Protective & Defensible Chlorinated VI Exposure Determinations

Thanks to all who helped make the workshop a great success! Please check out the agenda and presentations, below.
 


RTI International


For more information, or to submit materials, please contact:
Robert Truesdale