Message #37: March 2000

Since February 1, TechDirect gained 255 new subscribers for a total
of 8136. Welcome to everyone just joining the TechDirect
community. This marks the beginning of our fourth year offering
TechDirect. We started this effort with around 1200 people who were
initially targeted and have grown dramatically through self
subscription. Soon I hope to surpass the DOW Jones.

Note: During late February, the U.S. Environmental Protection
Agency took its home page and email service off line for several
days to address security concerns. During that time no one at EPA
was receiving email from any outside source. Some home page
functions have since been brought back on line as has email. If you
encountered problems contacting anyone via email at EPA recently,
we suggest you try again now.

Mention of non-EPA documents 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.

Technical Assistance

Brownfields Technology Support Center. The U.S. EPA has
established the Brownfields Technology Support Center to provide
expertise and information necessary to help Brownfields
decision-makers determine whether innovative options are available
and feasible for their sites. The Center works through EPA's Office
of Research and Development National laboratories. Support
available includes document reviews, technology scoping for site
assessment and remediation technologies, technology descriptions,
review of literature and electronic resources, and demonstration
support. Support may be accessed through the web site at

http://www.brownfieldstsc.ora/ OT Call (877) 838-7220.

Sensor Technology Information Exchange. This web site, hosted
by the Waste Policy Institute, is intended to improve communication
among sensor developers, vendors, and users inside and outside of
the environmental arena. It serves as a forum for exchanging
information on sensor technologi es and needs. Although this site is
designed as a tool to assist the environmental field with hazardous
waste cleanup, it includes information from divergent but related
technical fields - medical monitoring instruments, aerospace,
electronic, transportation, telecommunications, and natural resource

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development remote sensing - because sensors from one field may
be applied in another field. For more information, see http://www.sentix.org/ .

Publications and CD ROMs

Innovative Remediation and Site Characterization Technology
Resources (EPA 542-C-99-001). This compact disc was produced
by the U.S. EPA Technology Innovation Office and updates the one
issued in September 1998. It assembles in one place, most of the
publications and databases produced by TIO over the last few years.
The CD ROM can be ordered at (800) 490-9198 or (513) 489-8190
or fax to (513) 489-8695.

Cosolvent Flushing: Pilot Test Report Former Sage's
Drycleaning Facility. This report summarizes the results of the
Cosolvent Flushing Pilot Test conducted at the former Sages Dry
Cleaner Facility located in Jacksonville, Florida . The purpose of the
pilot test was to evaluate the potential effectiveness and feasibility of
utilizing this technology at this and other Florida Department of
Environmental Protection (FDEP) Dry Cleaner Site Program facilities
[December 1998, 58 pages]. View or download at http://clu-in.org/techpubs.htm .
No hard copies available at this time.

Research and Application of Permeable Reactive Barriers. This
document was published by the U.S. Department of Energy Grand
Junction Office and is an attempt to compile worldwide research
efforts and applications in the field of permeable reactive barriers
(PRB). The listing will evolve as input is received. Research projects
are organized by the type of contamination treated (organics or
inorganics) and by the type of reaction process (sorption,
precipitation, substitution, or degradation), and then by the specific
material [April 1998, 56 pages]. View or download at

http://clu-in.org/techpubs.htm . No hard copies available.

Natural Attenuation of MTBE in the Subsurface under
Methanogenic Conditions (EPA 600-R-00-006). This report was
produced by the EPA National Risk Management Research
Laboratory. It is intended to answer the following questions: Can
MTBE be biodegraded under methanogenic conditions in ground
water that was contaminated by a fuel spill? Will biodegradation
produce concentrations of MTBE that are less than regulatory
standards? Is the rate of degradation in the laboratory adequate to
explain the distribution of MTBE in the ground water at the field site?
What is the relationship between the degradation of MTBE and
degradation of the BTEX compounds? What is the rate of natural
attenuation of the source area [January 2000, 59 pages]? View or

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download at http://clu-in.ora/techpubs.htm . For hard copies, contact Kay Cooper
at (580) 436-8651 or fax (580) 436-8503.

Centerpoint. This periodic newsletter is produced by the Hazardous
Substance Research Centers and contains information on research
conducted by its principal researchers. This issue focuses on
research being done on contaminated sediments. View at

http://www,hsrc,ora/hsrc/html/pub,html .

Management of Contaminated Sediments - Research
Supporting a Risk-Based Approach - web presentation. The

Southeast Hazardous Research Center posted this slide
presentation on its home page. It is presented by Dr. Danny Reible of
Louisiana State University and Director of the South/Southwest

HSRC. See http://maven.atri.aatech.edu/ws/title.html .

OnSite InSights. This periodic newsletter is produced by the
Northeast Hazardous Substance Research Center. It features news
on training and us of innovative field analytical technologies. This
issue features articles on the legal admissibility of data from field or
site based technologies and information on future course offerings
[December 1999, 6 pages]. View or download at
http://www.hsrc.ora/hsrc/html/pub.html . For hard copy, contact Andrea Kinney at
(508) 358-3532.

Symposia and Conferences

Call for Papers!! Environmental Restoration Technology End
User Conference, Augusta, Ga, June 6-8. The U.S. Department of
Energy Savannah River is sponsoring this conference to share
DOE/DOD/EPA cleanup successes and technical innovations,
promote deployment of innovative technologies, and facilitate
integration and teamwork between DOE, DOD, EPA, and State
Regulatory Agencies. Presentations are being sought on topics that
support the ER TEC 2000 theme, Environmental Restoration
Technologies for the New Millennium, and objectives. Interested
contributors are requested to submit abstracts of 100 words or less

by March 17, 2000 by e-mail ( anaela.savov@srs.aov). by mail (WSRC, Attn:

Angela Savoy, 730-2B, 3051, Aiken, SC 29808) or fax (803)

952-8294. For more information see http://www.srs.aov/aeneral/srs-home.html .

Phytoremediation: State of the Science Conference, Boston,
MA, May 1-2. This conference is sponsored by the U.S. EPA Office
of Research and Development. This conference will present the
state of the science and engineering advances in phytoremediation.
Site managers and regulators need to have comprehensive and
reliable information available on how to evaluate proposals

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containing phytoremediation. This conference is designed to assist
professionals in the regulatory community who oversee the design,
implementation and monitoring of sites that involve
phytoremediation. If you need further assistance, please contact
ERG's Registration Office at 781-674-7374 or nm^^mmm .

If you have any questions regarding TechDirect, contact Jeff
Heimerman at (703) 603-7191 orM™™-^ ieff@eDa.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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