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® e e C`WG Meets to Discuss Cleanup Plans For Tritiated Water The Livermore Site Community Work Group(CWG) during treatment. They also do not want tritium in met in September,October,and December to discuss concentrations above health standards to be spread to ongoing Livermore Site cleanup issues and comment new areas of the ground water plume. We are explor- on the third Remedial Design Report. The group also ing ways to deal with this problem. The approach discussed a DOE/LLNL plan for evaluating a new currently being evaluated is designed to prevent any cleanup approach in the area of Trailer 5475,where surface release of tritium by treating the water in a volatile organic compounds (VOCs)and tritium are "closed loop system." Once the VOCs are treated,the both present in the ground water beneath the building. tritium would then be reinjected to the ground water Our original plans for doing either membrane separa- and allowed to decay naturally underground. Changes tion technology or"in-situ"air stripping of the VOCs to the original cleanup plan(Record of Decision)may (i.e.,underground ground water cleanup,so that no be necessary once a solution is found. tritium would be exposed to the air)have not worked out. This is because, as we continued to study these CWG meetings are open to the public. Call the Area highly experimental technologies,we learned that the Relations Office at 510-422-9799 for the date of the complex hydrogeology underlying the LLNL Liver- next meeting. 0 more Site would make success very difficult. The CWG has expressed concern in the past that tritium not be released to the air or surface water Environmental Tours Because there is an enormous interest in the environ- We have tentatively selected the third Tuesday of the mental consequences of the activities at Lawrence month in the afternoon from 1-4 p.m.There is no Livermore National Laboratory--both the environ- charge for the tour and we can accommodate groups of mental remediation technology used on site and what up to 40 individuals. In order to process badges,we . we are doing which might be used elsewhere--the will need to have your reservation at least two weeks Area Relations Department is offering a series of in advance of your chosen tour date.For badging we tours of the Livermore site. need your name,social security number and citizen- ship.To facilitate the tours,we also need a day-time We are scheduling an environmental site tour once a telephone number and mailing address.For non-U.S. month during the coming year.The tour will take citizens,permission to visit the Laboratory is a Depart- participants around the site on a motor coach,-top- mens of Energy decision.Please call(510)423-0545 ping to examine water treatment areas,the sewer for information. 11 diversion facility,the NOVA laser and the National Energy Research Supercomputer Center. A tour guide will explain the main programs of the Lab and their environmental components. Comments & Questions Please call me at(510)422-9799 or write me at LLNL,P.O. Box 808,L-790,Livermore,CA 94551 if you have comments,questions,would like a speaker,or wish to be added to the mailing list for information on DOE/LLNL's Livermore Site Cleanup Project.And please let us know what you think of the Environmental Community Letter. 91 H.F. Heffner Manager,Area Relations This document was prepared as an account of work epanaorod by an agency d to United Stabs Government Neither the UMbd Saba Govamment nor the Ur&#w*W of CdMornia nor arty of Met empbyon makes warranty. maws or implied,a internes any legal lisbby or responeWy For the accuracy.completeness,or usefulness d any inlarmalan,apparatus,product or process disclosed.or represents that is use would not It"on prfva"owned rights.Relerenes herein to my specific cemmwdsi products,process,or service by rade namer trademark,manufacturer,a otherwise,does not necessarily oonsttum or Imply he adomem«d,recommends- tbn,«tavortg by fro United Strias Government or the University of Cahlorda.The views and opinions expressed herein do not nacaswriq eats Or reflect Mose Of the United San Government or to University of California and sitat not W ad'-advertehg a product endorsement purposes.Work performed under Ow auspices d to US.Depwenant of Energy by Lawrence Uvormore Nations!laboratory Udder Contact W-7405-Erig4g. Recycled UCRL-AR-112812-033