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SENSITIVITY ENVIRONMENTAL PIPELINEANDCOASTAL SYSTEMINTURKEY MAPPINGFORTHEBTCPIPELINE EricJ'rR..Gundlacht.2.Murat Cekiryez,Cihan Arurl\, CigclemOrhanz,and Paul Suthes'land3

ABSTRI\CT Senritlvity mapping was compleredfor 1076 tm (645 mi) oJ'pipeline and fctr coa.stal areas oJ'lhe eastern lvlediterranean Seu in prcparutirtn .fbr cantpletion oJ'the llala*-Thili"ri--Ceyhan(BT0 Pipeline Prai ect. Pipe.linesenritivity mcps include ern'ircnmental,human'use and archaeological.lbaturcs as well as drainage pattentt indic.ating potential oil flow ,znddou,nsircamsitesfor spilled oil containnent. ani human+Lge The narine maps include ent"ircntmental fc.afi,(e:t, artd appropriate oil spill conlabrne'xrtsite{ A/1.ir(ormfiia, Lgcornpil.ed and .storedusing a Geographic fiiformation Svstem(GIS)fronr v,hich hardcopy map-r are ereate.dat various scales depending on purpo:te. Bolh integrated and stand-alone ttatabases cu'e used to quicVy access npeded ewimnmenlal and respanse information" Map and tact.haved data are stored on a cenfi'al senter to rtnnide internal acces.tibili\,anclvia a web-hased,interactiveintemetmapping s"ystem.Thi^tis thef.nst tirne thalJbrmaiized sensitivi4, mappi7l.g has beencan'ied out in Ttn'lcq'.

Oil spill sensitivity mapping has bocome an integlal part of spilt tcsponseplarrningsinceinceptionin 197ti,originallysiarting wiih urarine environments (Guldlach and Hayes, 1976) ud later cxtendirg to lake, river; and land-based hal:itats (arnolrg many: Gundlaclrcria1.,2001;lPlBCA, 1996;NOA.A, 1996:Zengeret til. 2001). As part o:t tfie B'liC Ptoject, sorsitivi! evalualionsvrere carried out in the Iskenderun Gull'area and along the pipelilre ir Turkey. This information is incoqrorated into a Geographic database/ response Infomralion System(GIS) ancla computeriz.ecl nranual.The openingpage of the darahas".indicatingthe seirrch fbltujes cun'cnily avaikible,is provided in Figure 2. Aftcr verilicadon oithe data sers.infotmarion is itrcorpotvted iitto an Inrernet S{appurgSysten (ilvlS) avaiiableintemally and via t}ie inte.rnot.

INTRODUCTION 'I'tre Baku-'1'bilisi-tley'han(tsTC) Pipelin" pllriect starts,ar tlte CaspianSea in Azerbaijan, extendsttrrough Georgia crossingfhc northeastborder into'l)urkcy and con.tinuessouth-southweslto a newmarineterminal at Ceyhanin IskenderunGulf (FigureI ). This paperriescribesa pur:tionof tt:c oil spill responseplanning thilt,w,is carried out in Tiirkey dt:ring tlre pro.ject'sconstruction ph:ise in preparationfor plannod linet-ill and systemoperationiu 2fit)5.

S C R E E NO F T H EC O N T A I N M E N T F I G U R E2 . O P E N I N G INDICATING ENVIRONMENTAL MANUALDATABASE AND OTHERSEARCHESAVAILABLE.

SENSITIVITY MAPPINGOFTHE GULFAREA ISKENDERUN Gulf areawascotnpleted mappingin the Iskenderun Sensitivity proccdurcs: usitrgthef"rrllow'in-e IN N F T H E B T CP I P E L I N E F I G U R E1 . L O C A T I O O INDICATED. TURKEYVVITHPIPELINEKILOMETERS AT THE ENP POINTIS AT CEYHANTERMINAL KILOMETER 1076.

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Sclectionof the alea to ue mappcti basedon [he Lltrmput$rcxtcnt of oil spillagc. modelcd,wor,