Message #111: May 2006

Welcome to TechDirect! Since the April 1 message, TechDirect
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Anyone interested in subscribing may do so on CLU-IN at
http://clu-in.org/techdirect . All previous issues of TechDirect are archived there.
The TechDirect messages of the past can be searched by keyword
or can be viewed as individual issues.

The purpose of TechDirect is to identify new technical, policy and
guidance resources related to the assessment and remediation of
contaminated soil, sediments and ground water.

Mention of non-EPA documents or presentations does not constitute
a U.S. EPA endorsement of their contents, only an acknowledgment
that they exist and may be relevant to the TechDirect audience.

Webcast Seminars

Real Estate Finance Basics - May 9. This seminar is a
concentrated introduction to the core concepts of real estate finance
and development. Topics include market analysis and feasibility, the
financing of environmentally challenged properties, the impact of
leverage, and property valuation techniques. For more information
and to register, see http://clu-in.org/studio .

ITRC What's New with In Situ Chemical Oxidation? - May 11.

This seminar presents updated guidance and technology
advancement information for In Situ Chemical Oxidation. Topics
include a regulatory discussion related to ISCO implementation;
details on the chemistry behind ISCO technology; considerations for
system design and application, including health and safety; and
performance evaluation information. The course is based on the
ITRC's In Situ Chemical Oxidation of Contaminated Soil and
Groundwater, Second Edition (ISCO-2, 2005), with sections on
technology overview and applicability, remedial investigations, safety
concerns, regulatory concerns, injection design, monitoring,
stakeholder concerns, and case studies. For more information and to

register, see http://www.itrcweb.org Of http://clu-in.org/studio .

ITRC Site Investigation and Remediation for Munitions
Response Projects - May 18. This training provides an introduction
and overview of the processes, tools, and techniques used in

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investigation and remediation. These concepts are illustrated using
an example munitions response site. Major steps in each process
are identified and key regulatory considerations discussed. This
training also identifies additional sources for more detailed
information on key aspects of investigation and remediation. State
regulators and others who need to understand the general
processes involved in these critical aspects of the munitions
response process will benefit from this training. For more information

and to register, see http://www.itrcweb.ora Of http://clu-in.ora/studio .

New Documents and Web Resources

Off-Gas Treatment Technologies for Soil Vapor Extraction
Systems: State of the Practice (EPA 542-R-05-028). This
document, produced by the EPA Office of Superfund Remediation
and Technology Innovation, provides state-of-the-practice
information on off-gas treatment technologies for soil vapor
extraction systems currently being used to clean up hazardous waste
sites. It provides information on common practices such as carbon
adsorption and thermal oxidation, less frequently used technologies
such as biofiltration, and emerging alternatives including
photocatalytic and non-thermal plasma treatment. The report
presents the state of the practice for these technologies based on
applicability, limitations, performance, engineering considerations,
residuals management, cost and economics, and developmental
status (March 2006, 129 pages). View or download at

http://clu-in.ora/techpubs,htm .

ITRC Life Cycle Cost Analysis (RPO-2). This document was
produced by the Interstate Technology and Regulatory Council. This
overview introduces the reader to the basic concepts of Life-Cycle
Cost Analysis. The ITRC Remediation Process Optimization (RPO)
Team identified the need for detailed information on Life-Cycle Cost
Analysis. This overview will further develop the concepts of life-cycle
cost and its potential application to site remediation projects (March

2006, 18 pages). View or download at http://www.itrcweb.ora/Documents/RPO-2.pdf .

ITRC Exit Strategy^ Seeing the Forest Beyond the Trees
(RPO-3). This document was produced by the Interstate
Technology and Regulatory Council. This overview reviews the
concept and advantages of Performance-Based Exit Strategies as
one element of performance-based management (PBM) of
environmental remediation projects. The RPO team identified the
need for information on several additional PBM topics. This overview
focuses on the role of the exit strategy in PBM of site remediation;
reviews key elements of an exit strategy, discusses the benefits of

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preparing a transparent, flexible performance-based exit strategy,
summarizes potential obstacles to developing, refining, and
implementing a performance-based exit strategy, and considers the
role of regulatory agencies in optimizing exit strategies (March 2006,

18 pages). View or download at htto ://www. itrcweb .ora/Docu me nts/RPO-3. odf .

ITRC Above Ground Treatment Technologies (RPO-4). This
document was produced by the Interstate Technology and
Regulatory Council. This overview introduces the reader to the basic
concepts of optimization of above ground technologies. It provides a
general overview of some common optimization opportunities found
for above ground treatment systems for (1) extracted ground water,
(2) air sparging/soil vapor extraction (AS/SVE), and (3) multi-phase
extraction (MPE). Although there are many areas in which
optimization can be applied, this overview will focus only on these
three. It should also be noted that the discussion of extracted ground
water is not intended to advocate pump and treat systems, but rather
is an acknowledgment that these systems are in existence and are
likely candidates for optimization (March 2006, 26 pages). View or

download at http://www.itrcweb.ora/Documents/RPQ-4.pdf .

ITRC Data Management, Analysis, and Visualization Techniques
(RPO-5). This document was produced by the Interstate Technology
and Regulatory Council. It introduces the reader to the basic
concepts of Data Management, Analysis and Visualization
Techniques (DMAVT). Data Management, Analysis, and
Visualization Techniques in some ways are important tools in
successfully measuring the progress of a remediation or a
monitoring program. This overview will further develop the basic
concepts of DMAVT and their potential application to site
rehabilitation projects (March 2006, 22 pages). View or download at

http://www.itrcweb.org/Documents/RPQ-5.pdf .

ITRC Performance-Based Management (RPO-6). This overview
introduces the reader to the basic concepts of Performance-based
Management (PBM). It further develops the basic concepts of PBM
and its potential application to site remediation projects. In addition,
because the ITRC RPO Team is currently developing a Technical
Regulatory Guidance Document on PBM, this articulation represents
only a beginning of information on this subject (March 2006, 22

pages). View or download at http://www.itrcweb.ora/Documents/RPO-6.pdf .

The Impact of EU Directives on the Management of
Contaminated Land - Report of the NICOLE Workshop, Cagliari,
Italy, December 2005. This report provides an executive summary
of the discussions held during this NICOLE Workshop. The
workshop was initiated to: inform and explain to the participants of

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the workshop what a range of existing and proposed EC Directives
might mean to the management of contaminated land; and create an
opportunity for dialogue between stakeholders and regulators. The
workshop dicussions focused on the EU Groundwater Directive, the
Soil Framework Directive, and the Waste Framework Directive
(March 2006, 57 pages). View or download at

http://www.nicole.ora/publications/librarv.asp?listina=1 .

CLU-IN Issue Areas. A new Issue Area feature has been added to
CLU-IN. EPA understands that site owners and other parties
involved in remedial activities need information on emerging issues.
CLU-IN Issue Areas bundle available information associated with
selected topics. They draw upon existing resources from the CLU-IN
Web site, but also from other sources of information that were not
previously cited or available on CLU-IN. These topics are still being
researched, and these issue areas will be updated with information
from federal cleanup programs, state sources, universities, nonprofit
organizations, peer-reviewed publications, and public-private
partnerships. We welcome any suggestions you may have for new
topics or additional resources. Currently the Issue Areas include
sections on DNAPLs, Mining sites, Nanotechnology, Sediments,
Vapor Intrusion and Wood Treater sites. For more information, see

http://clu-in.ora/issues/.

New Triad Project Profiles. Triad project profiles contain
information about completed and ongoing applications of the Triad at
contaminated sites. Triad project profiles describe sites that use the
elements of the Triad: systematic planning, real-time monitoring and
measurement technologies, and dynamic work strategies. While the
focus of the profiles is on sites that demonstrated all three
components of the Triad, some of these sites exhibited only one or
two aspects but are still useful examples. The Triad project profiles
provide a summary of relevant site information, contaminants and
media, project goals and outcomes, cost and time-savings, detailed
information on the Triad work performed at the site, as well as points
of contact and electronic references. Five new profiles have been
recently added. For more information, see

http://www,triadcentral,ora/user/profile/index,cfm .

Conferences and Symposia

Long-Term Monitoring Optimization (LTMO) Training (Spring
2006). EPA is partnering with the U.S. Army Corps of Engineers and
several state offices to offer training on LTMO for groundwater in
Trenton, New Jersey on May 3-4, 2006 and Kansas City, Kansas on
June 13-14, 2006. The training provides information about new

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quantitative methods of LTMO for groundwater. Responsible parties
have used LTMO techniques at more than 50 sites nationwide and
are likely to use them at more sites in the future. It is important for
regulators to be familiar with LTMO techniques. Regulators can use
these methods to make appropriate decisions about the optimal
location and frequency of groundwater monitoring and about
approving changes to groundwater monitoring networks. The training
includes information about some of these methods, such as the
Monitoring and Remediation Optimization System (MAROS), the
Geostatistical Temporal-Spatial algorithm or GTS, and the
three-tiered monitoring network optimization (MNO) approach. While
the training is designed primarily for state and federal regulators,
federal facilities cleanup managers, potentially responsible parties
(PRPs), and contractors are welcome to participate. State and
federal regulators will receive registration priority. Hands-on training
in the use of MAROS will also be provided. For dates and details
about each training and to register, visit http://www.trainex.ora.

National Sustainable Design Expo and Competition,

Washington DC, May 9-10. More than 350 college and university
students will be on the National Mall competing for EPA's Second
Annual P3 (People, Prosperity, Planet) Award. This EPA showcase
features novel designs for green buildings, innovative alternative fuel
technologies, ideas on rainwater collection, and even options for
"greening" the apparel industry. It is an opportunity to see
cutting-edge technologies developed by university students and their
faculty advisors; learn what nonprofit organizations and government
agencies are doing to advance sustainability; and experience
sustainable products that are currently available. The competition will
culminate in an awards ceremony to recognize those projects
selected to receive the EPA's P3 Award, which potentially features a
$75,000 grant. The Green Building Initiative, American Institute of
Chemical Engineers, and the International Center for Appropriate
and Sustainable Technology will announce separate awards at that
time. Additionally, Duke University, in partnership with industry, will
announce a new sustainability initiative at the Expo. Go tcwem.aov/P3 to
learn more about the event and competition.

If you have any questions regarding TechDirect, contact Jeff
Heimerman at (703) 603-7191 orM™™-^ ieff@epa.aov. Remember, you
may subscribe, unsubscribe or change your subscription address at

httny/niu-innrnfenhrimt at any time night or day.

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