GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 1 Environmental Investigations Using Versatile,

Slides:

Advertisements

Similar presentations

PHASE II ESA 2014 ESA GUIDELINES. PHASE II ESA 2014 ESA GUIDELINES PROJECT DEVELOPMENT PROCESSES –PATH 2 AND 3 PROJECTS –PATH 4 AND 5 PROJECTS W/ WORK.

Advertisements

VAPOR INTRUSION: AN INTRODUCTION OHIO COMMUNITY DEVELOPMENT CONFERENCE JENNIFER MILLER NOVEMBER 7, 2012.

Case Study of Subsurface Vapor Intrusion at a Dry Cleaner Site Amy Goldberg Day AEHS Annual East Coast Conference on Soils, Sediments.

COMPARISONS OF SUB-SLAB SOIL GAS MEASUREMENTS TO MODELED EMISSIONS FROM SUBSURFACE CONTAMINATION by John A. Menatti and Robin V. Davis Utah Department.

New Groundwater Techniques and Technologies 17 th Annual RETS REMP Conference June 25-27, 2007 Eric L. Darois, CHP EPRI Consultant/RSCS Inc.

Vapor Intrusion. What is Vapor Intrusion? The migration of volatile chemical vapors from the subsurface to overlying buildings.

MPCA Citizens’ Board Information Item February 25, 2014.

© 2011 COLUMBIA Technologies. Use of MiHpt Systems to Improve Project Outcomes Rapid, Real-Time High Resolution Site Characterization © 2013 COLUMBIA Technologies.

INTRODUCTION Session 1 – 2

Federal Mogul Department for Environmental Protection Kentucky Division of Waste Management February 10, 2015 Presented by Chris Jung To Protect and Enhance.

1 Thermal Remediation Services, Inc. Electrical Resistance Heating for In-Situ Remediation of Soil & Groundwater December 10, 2002 Greg Beyke (770)

Forensic Analysis and Sorbent Collection Methods MSRAS Soil Gas Sampling Workshop Indianapolis, IN August 21-22, 2006 Gina Plantz NewFields Environmental.

I n t e g r i t y - S e r v i c e - E x c e l l e n c e Headquarters U.S. Air Force 1 Direct Sampling Ion Trap Mass Spectrometry Rob R. Smith Oak Ridge.

Using Quantitation to Develop Sustainable Solutions.

Environmental Investigation by Con Edison Former E115th Street Gas Works November 13, 2007.

EBC Seminar The IAQ/Mold Assessment – Getting it Right! – Controlling Your Risk Next Speaker Rosemary McCafferty Haley & Aldrich, Inc.

EnviroSense, Inc. An Overview of Environmental Factors in Developing Brownfields Sites in Massachusetts Presented By: Eric S. Wood, P.Hg., PG, LSP President.

Vapor Intrusion Guidance Proposed Updates

A Numerical Study of Barometric Pumping Jeff Sondrup AgE 588 Fluid Mechanics of Porous Materials April 11, 2001.

Soils Investigation Soil Investigation

DRAFT Field Sampling Guidance To be used this field season by DEC and consultants Initial focus on soil, groundwater, and vapor intrusion Future versions.

Vapor Intrusion Evaluation Strategy and Modeling Developments

Overview of US EPA’s Vapor Intrusion Guidance VAP CP Summer Coffee July 14 th, 2015 Carrie Rasik Ohio EPA CO- Risk Assessor

FSA Groundwater Flow and Solute Transport Model Presentation to Scottsdale Citizens Group March 19, 1999.

1 Case Summary: Electrical Resistance Heating ICN Pharmaceuticals, Inc. Portland, Oregon Jennifer Sutter, Project Manager Oregon DEQ EPA Technology Innovation.

The Full Use of FLUTe Liner Technology in Fractured Rock Boreholes BY CARL KELLER.

Enviromental aspects of Brownfield Regeneration Barbara Vojvodíková, Marcela Maturová „This project has been funded with support from the European Commission.

Of Massachusetts Department ENVIRONMENTAL PROTECTION Soil Vapor Intrusion... A Decade of Regulatory Requirements & Experiences Paul W. Locke MA DEP Bureau.

Overview of USGS Groundwater Quality Assessment Activities and Related Data in Alabama 2011 Alabama Water Resources Conference September 9, 2011, Perdido.

Gradient CORPORATION Vapor Intrusion Attenuation Factors (AFs) – Measured vs. EPA Defaults A Case Study Presented by Manu Sharma and Jennifer DeAscentis.

DTSC VAPOR INTRUSION GUIDANCE California Industrial Hygiene Council 16 th Annual Conference Dan Gallagher Department of Toxic Substances Control California.

COMMITMENT & INTEGRITY DRIVE RESULTS WAITING TO EXHALE – OR HOW TO MANUEVER THROUGH THE INDOOR AIR MAZE Vapor Intrusion Pathway By: Lisa Campe, MPH, LSP.

April , 2007 The Effect of Temperature on the Uptake Rates of a New PDMS-Based Permeation Passive Sampler for VOCs in Air Suresh Seethapathy, Tadeusz.

Predicting Vapor Intrusion Risks in the Presence of Soil Heterogeneities and Anthropogenic Preferential Pathways Brown University Ozgur Bozkurt, Kelly.

Quiz Solution 1 ug/L benzene = ? ppbv For gases, RT = 24 liters/mole at 20C How to go from volume to mass? Ug/L = mass/volume ppbv = volume/volume PV=nRT.

Vapor Intrusion and Environmental Liability Learning From Past Mistakes EDR Insight Webinar, February 12, 2013 Presented by: Joseph Maternowski Hessian.

A Database of Vapor Intrusion Characteristics of Industrial Buildings: Are They Different than Single Family Residences? Christopher Lutes, Keri Hallberg,

Background and lessons learned Managers Meeting February 13, 2014.

GeoSyntec Future Directions for Assessing Vapor Intrusion by Todd McAlary, GeoSyntec Consultants, Inc. AEHS VI Workshop October 19, 2004.

Modeling Vapor Attenuation Workshop A Study of Vapor Intrusion Modeling in the Context of EPA’s Guidance The 20 th Annual International Conference on Soils,

Discerning Background Sources from Vapor Intrusion Jeffrey Kurtz, Ph.D. and David Folkes, PE EnviroGroup Limited Denver Boston Albuquerque Seattle Colorado.

Statistical Evaluation of Attenuation Factors at Lowry Air Force Base, CO Helen E. Dawson, PHD Regional Superfund Hydrogeologist US EPA Region VIII Denver,

7th Avenue and Bethany Home Road Water Quality Assurance Revolving Fund Site August 20, 2013.

History and Cleanup at Chemical Commodities, Inc. Jeff Field US EPA Region 7 1.

Danny Reible – University of Texas Heidi Blischke - GSI 1 Polydimethyl siloxane 2 Solid Phase Microextraction.

1 Effective Characterization Technologies Deana M. Crumbling, M.S. Technology Innovation Office U.S. Environmental Protection Agency Washington, D.C. (703)

1 FUNDAMENTAL PRINCIPALS OF In Situ THERMAL TREATMENT Professor Kent S. Udell Department of Mechanical Engineering Department of Civil and Environmental.

USEPA Region 2 Vapor Intrusion Study Cayuga Groundwater Contamination Site March 4, 2009.

Today’s Lecture  Groundwater sampling. Announcements  Lecture  today: groundwater sampling  Thursday: HAZWOP – quiz (Bruce)  Lab  Lab 1: Phase I.

Groundwater Pollution

Groundwater Protection Project Greg Robison Project Manager Ed Sullivan Consulting Engineer June 23, 2008.

Charge Questions for Expert Panel Modeling Vapor Attenuation Workshop Annual International Conference on Soils, Sediments, and Water October 19, 2004 Amherst,

Evaluation of Methane Pathway, Risk and Control Rafat Abbasi, P.E., Senior Project Manager Brownfields and Environmental Restoration Program Department.

Vapor Study Informational Meeting General Mills/Henkel Corp. Superfund Site Van Cleve Recreation Center November 12, 2013 Minnesota Department of Health.

Building Trust. Engineering Success. Real-time Vapor Intrusion Investigations in Industrial Buildings Using Portable GC-MS Presented by: Paul Gallagher,

High Resolution Site Characterization Approach: Rapid Sample Collection with High Quality Analyses Targeting VOCs/SVOCs Presented by: Harry O’Neill, President.

HEER Webinar (note change on mainland due to Daylight Savings Time) When:March 11 th, 2015 Time:11am-12pm Hawaii Time (2:00pm Pacific Time, 5:00pm Pacific.

Using Insurance to Fund Brownfield Development Technical Issues Geoff Glanders, President August Mack Environmental, Inc.

Introduction Do air-filled caves cause high-resistivity anomalies? A six-case study from the Edwards Aquifer Recharge Area, San Antonio, TX Mustafa Saribudak.

What’s the Problem: The Vapor Intrusion Issue Brownfields 2008 Heavy Starch: Cleaning the Dry Cleaners Detroit, MI May 5, 2008 Presented by: Henry Schuver,

INTRODUCTION Diffusive Samplings Evaluation and Optimization in Low Air Speed Workplaces Williams ESTEVE*, Marianne GUILLEMOT, Eddy LANGLOIS INRS, rue.

East Hennepin Avenue Site

Chemical Metals Industries, Inc. (CMI)

Sean Anderson, P.Eng., QPESA Steve Russell, B.Sc., QPRA

Fabrication and Characterization of Chemical Vapor Deposition Buckypapers for Use in Air Sampling of Volatile Organic Compounds Jacob S. Shedd, Jonghwa.

Using the HAPSITE® as a Vapor Intrusion Investigation Tool

At facilities with subsurface contamination, what other chemicals may your workers be breathing? Matt Raithel.

Connecticut Remediation Standard Regulations: Volatilization Criteria

Objectives Provide an overview of the triad approach and its application Describe the elements of the triad approach for practical application Describe.

Chemical Metals Industries, Inc. (CMI)

Presentation transcript:

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 1 Environmental Investigations Using Versatile, Vapor-Permeable, Adsorbent-based Passive Samplers Jay W. Hodny, Ph.D. & George Shaw W. L. Gore & Associates, Inc. 7 th Passive Sampling Workshop and Symposium Reston, VA April 24–26, 2007 GORE ™ Surveys: Investigating Air, Soil, and Water

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 2 Outline Introduction Environmental investigations –Passive sampling – soil gas, subslab soil gas, air –Common applications –Benefits GORE ™ Module –What it is and how it works Example New advances –Concentration reporting – air, water Examples

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 3 Do you prefer an informative picture before an operation? Where’s the problem?

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 4 Do you prefer an informative picture before remediating? Reconnaissance Tool Type Source Extent “Environmental X-ray”

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 5 Site assessment (Conceptual Site Models) Vapor intrusion Remedial optimization Property transfer - Brownfields Monitoring –Long-term GW –Remediation Pipeline integrity * - partial list Common Applications – Passive Sampling

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 6 Rapid, inexpensive, unobtrusive installation & retrieval Minimal operator & field sampling error Time-integrated sampling ppt sensitivity Sensitivity to broad range of compounds VOCs, SVOCs, PAHs Minimizes sampling variability Virtually any soil and moisture condition No forced extraction of vapor No mechanical parts No energy required Benefits – Passive Sampling

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 7 Active soil gas and subslab soil gas – Forced withdrawal of vapor – Complex setup Potential for error Comparison Courtesy of ZEBRA Environmental Corporation Passive soil gas and subslab soil gas – No forced withdrawal of vapor – Simple setup Minimal error

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 8 Passive Volatile Semivolatile Drier Wetter Active Sands Clays Shorter Sampling Longer Sampling Time-integrated: Sensitive to a broader range of compounds, present in lower concentrations, in virtually any soil condition. Silts Shallow GW Deep GW Organic Compound Universe Geological Universe Why Passive Sampling?

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 9 1)GORE-TEX ® Membrane Chemically-inert, waterproof, vapor permeable 2)Engineered sorbents Hydrophobic VOCs, SVOCs, PAHs 3)Sample analysis EPA 8260/8270 or TO-15 Duplicate samples Direct detection of organic compounds Sample integrity protected 1)GORE-TEX ® Membrane Chemically-inert, waterproof, vapor permeable 2)Engineered sorbents Hydrophobic VOCs, SVOCs, PAHs 3)Sample analysis EPA 8260/8270 or TO-15 Duplicate samples Direct detection of organic compounds Sample integrity protected GORE-TEX ® Membrane GORE TM Modules

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 10 GORE™ Module String and cork Insertion rod Field Kit Subsurface Installation

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 11 Installation - Soil Gas, Subslab Soil Gas and Air Subslab Soil Gas Soil Gas Slam bar Hammer drill Module insertion Angle beneath slab Crawlspace air Indoor air Air

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 12 Installation – Sediment and Groundwater Sediment Groundwater Vertical Profiling in Wells

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 13 Objective: optimize recovery well placement Chlorinated compounds in groundwater 30ft weathered, “tight” clay (10 -8 ), fractured bedrock Groundwater ~30ft depth Geophysical survey lacked resolution Active soil gas survey failed PETREX survey performed poorly 77 GORE TM Modules, 30 x 4ft sample spacing Manufacturing Facility Remedial Optimization Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 14 SOURCE AREA “Groundwater Data” Remedial Optimization Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 15 “Soil Gas Data & New Recovery Well” Remedial Optimization Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 16 Sample spacing delineated suspect fracture TCE in groundwater detected in soil gas Challenging site geology Recovery well location optimized 25x increase in fluid removal 75% increase in TCE removal Conclusions Remedial Optimization Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 17 Quantify (measure) uptake rate –Experimental conditions –Varying concentrations, conditions –Air, water Exposure period Quantify (measure) mass desorbed Soil gas –Eff. Diff.=  [total porosity, water-filled porosity]* Johnson-Ettinger VI model terms Millington-Quirk Conc =  [volume=  (uptake rate, time), mass, soil*] Approach – IH methods-solid, sorbent-based diffusion samplers ASTM 6306 (1998); 6246 (1998); 4597 (1987) MDHS 70 (1990); 80 (1995); 27 (1983) Calculating Concentrations

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 18 Vapor Intrusion Investigation

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 19 Indianapolis site US EPA - IDEM Objective: –“First look” July VOCs, SVOCs, PAHs –Guide next sampling July, August “sampling boot camp” Vapor Intrusion Concentration Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 20 Courtesy of Todd McAlary, GeoSyntec Consultants 3 ft sample depth Excellent correlation July August Vapor Intrusion Concentration Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 21 Vapor Intrusion Concentration Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc ft sample depth One hour exposure Correlates spatially Matches P – 2.7 ppmv ppmv P ppmv – 17.1 ppmv TCE Vapor Intrusion Concentration Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 23 Groundwater Sampling Example Dry cleaner site – southeast US Chlorinated solvents in groundwater Shallow water table ~ 8ft. Up to four GORE TM Modules per four wells –Vertical profile –One hour exposure Slow purge (peristaltic pump); disposable bailer

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 24 Groundwater Sampling Example

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 25 Conclusions GORE TM Module - versatile, membrane-based passive sampler Effective in broad scope of environmental investigations Sample virtually any media –Air, soil gas, water Inexpensive installation, retrieval & operation –Minimizes sampling error Concentration reporting –Relatively new capability –Sound science –Favorable data comparisons

GORE, GORE-TEX and designs are trademarks of W. L. Gore & Associates © 2007 W. L. Gore & Associates, Inc. 26 The authors acknowledge: Louise Parker, USACE US EPA IDEM Todd McAlary, GeoSyntec Consultants S & ME For more information, contact: THANK YOU!