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<br />Salinity Updatec~~CR~
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<br />~ Saline Water Use Report
<br />Completed
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<br />MOSI of the curren: structural me-mods
<br />01 salinity control, SuCh as desaltmg and
<br />lined evaporation pones are proving
<br />eJO;penSllle compared to irrigation
<br />Improvements. ThiS report explores
<br />beneficial uses Of saline waler and
<br />innovall\'€' moasures to reduce sallnll)'
<br />concentrations al Impertal Dam
<br />An appraisal sludy was initialed in
<br />May 1980 to study the opportunIties 01
<br />collecting saline- waters In the Colorado
<br />RIver BaSin lor use In energy productIOn
<br />The study he15 IwO lhrusts the
<br />Investigation of using saline waler lor
<br />energy development and the feaSibility
<br />01 a pipeline colleCllon and disposal
<br />system IOf silllne water ane! other
<br />colleCled W;lSIE'walels SuCh as
<br />wastewater from PQwerplAf'Ie; ,lnd 011
<br />shale dE'velopmenl
<br />The reporl presents innovative
<br />alternative plans lor cOllecllng. treallng
<br />and transporting saline waler tOl energy
<br />development use or disposal In the
<br />Colorado RIver Basm The concepts
<br />developed are conSidered alternatives to
<br />conventional structural salinity COnlrOI
<br />melhods which mvolve lined
<br />evaporation oonds and Clf'sallnallon
<br />plants The benf'flClal use of saline waltH
<br />would mitigate Ihe depletion Impact of
<br />remO\tal of saline waler frOm the flver
<br />syslem by struClural controls
<br />About 250.000 acre-feel per veal 01
<br />saline waler could be collected In the
<br />Upper BaSin far disposal or tor use In
<br />",nergy de\te-Iopment-for cooling COell-
<br />flre-d powerplanlS and for use In Slurry
<br />lines whIch transport coal Of spe-Clal
<br />concern In :he study ilr", legal and
<br />Institutional. environmental and cost-
<br />sharing Issues
<br />In O'der 10 mee: the overall saltnlt"
<br />canlrOI ob)ec!>\'e 'or It'le B<lsln.
<br />apprOximately 2 8 million tons Of Sell! DE'r
<br />year WIll havE' to be 'emoved 'rom thE'
<br />river system Alllrflgatlon ImprO~e"'ent
<br />meaS,Jfes and oth",. cost-ellect'.'e
<br />contrOls as p'es"'....ti>.. enVISioned will
<br />remo~'e only about 1 2 1"'111110.... IOnS oe'
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<br />u.s. Department of the
<br />Bureau of Reclamation
<br />\11
<br />. A Quarterly Report on the
<br />~1 .:... Colorado River Water Quality
<br />,1.ilT:,' - Improvement Program
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<br />yeM Heno;> the annual capturE.' and
<br />'€-'noval 01 an aodltlonal 1 6 mllhon Ions,
<br />usl....g other struc:ural contrOlS or
<br />conCePtual plans outlined In the speCial
<br />report. Will be necessary to meet the
<br />basic program Objectives
<br />Thl: IOtal wat.... volume conSidered as
<br />pOlentlal sources for us... or disposal IS
<br />610,000 acre-lee! 01 sahnp ....ater
<br />averaging abOut 3200 mg L 01 TDS
<br />which carries 2 6 million Ions 01 salt per
<br />YAIH About...;? potential power plant and
<br />synfuellaClllty sites In me BaSIn were
<br />scre(med for salme waler use In View of
<br />th~ potential salme waler sUPD",..
<br />available a Sizable porllan ot the
<br />prowcted fulure waler reqUirement for
<br />energy dE'veloprnenl In the BaSin Could
<br />bE'mel
<br />Pre1lmmary costs are developed lor
<br />spl('cted allernall~€'S and the analySIS
<br />ShOWS favOrable cosl-effect,venl~ss
<br />comparisons With CUffent structural
<br />control measures I base case) A cosl-
<br />Shilling analYSIS addresses !f1e most
<br />promISing alternatives of local use by
<br />powerp/anls and a coal slurry plpt:linp
<br />Thf' developmf"nl ot ,11lernatlve
<br />concepts w.1s aided by several pubhc
<br />oartlclpatlon rne;;>t"'95 involVing
<br />rE:>presentallvt.g from th<:o BaSin States,
<br />energy d~'velopment In~er"'sts. olnd Itle
<br />environmental community Thf.>
<br />alWlnat'ves c"n be grouP'i!d Into two
<br />malor ca1egOflf'5 local USf' fOr energ)o
<br />de)o\?lopmel1t and 10"19 distance
<br />:ransporl for use and 01 diSPosal
<br />Potential hen..flclal USE'S 01 saline
<br />Woller are IOund In both the local use and
<br />e_Oorl aiternatlves Two benehClal us,,
<br />cases WN€' sluo'ed to establish tflf'
<br />q.>neral lo2'vel of S.1vln9S In lo'nl
<br />Oo:velo['ment .....,lh prr".al.,. Industry
<br />Delali;;>G1 economiC analyses wNe no!
<br />allempled In these cases since neyo,
<br />techno log. .arlable mar'<.et cond!tlons
<br />and lac.. 01 data limited t~f' Clep:h ot tile
<br />Investlgat'on The most promismg
<br />bel1t'hclal use caSi>S aopeal to bP
<br />1 Local us", Of salin€' ....iU"" lor
<br />oow;;>'Olanl cooling In Ih,S cas!? the unIt
<br />costs 01 water supply presen:l~ lacmg
<br />utl,,~,,~e; ....er'" eSl,maled 10 et"'.'"
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<br />October 1981
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<br />mon>>lary crl::<dlts lt1at could occur If
<br />salinE' ...aler ""'ere SOld 10 utilil'es The
<br />'ncr('merllal costs to th", user Of sallr!!'
<br />wafer lor coolmg ,n place 01 alternate
<br />freshwater sources ','.ere conSidered In
<br />the (>stlmatf'd credl:
<br />2 A coal Slurry Olpellne car'ytng 50
<br />or 100 millIon Ions Of coal per year to
<br />southp.1n Caf,lornla uSing saline wafer as
<br />lne transport medium In thIS case, Ine
<br />t)rlmar)o cost savings (lre derived from
<br />prOViding a Olpellne COllection system
<br />;lI1d reliable ....at"" supply source lOr coal
<br />transport
<br />The follOWing tabulallon summarieS
<br />the nel cost-effectiveness eSllmates for
<br />lhe most promiSing illternallves
<br />develOped m thiS Sludy Comparative
<br />eSllmates are displayed for the base case
<br />and tong distance pipplme transport
<br />alternat,ves which stretch beyond the
<br />present rang'" 01 acceptable cost-
<br />eHectlveness Tne net F"'dera! cost-
<br />effectiveness estimates arp. very
<br />prelimlnarv ilnd subject to changmg.
<br />SllP-Sl"ns'tIV'} conditions However the
<br />ranges 01 displayed costs dO 9111e
<br />encou.agement for more speClllC study
<br />01 the local use and coal slurry transpOrt
<br />cases
<br />Additional study IS needed 10
<br />i:ldequately analyze It'le potential of
<br />composite alternative plans These
<br />altelnatlW's could combine and optimize
<br />!hI:' dlHerent components and uses 01
<br />saline waIN CompOSite plans could
<br />Inclu(~.. local us€'. ....aslewaler disposal
<br />coal slurrv plpelmes. salt gradient
<br />pondS ,lnd other energ.,r-relaled uses
<br />Ovelall planning l"OulO Inlegrate lhese
<br />.aflous components mlO BaSin-Wide
<br />Dlans It'lat WOuld mclude staged
<br />;je.'elopmefll (11'0"'nOln9 on tne needs of
<br />:"\1 larlOUS ",nerg".. orOjects
<br />Sf'Veral Issues ana concerns ....dl ha~'e
<br />to be addreSSl<a ,n the continuing stud)'
<br />,,,,I<>.tIf19 Ie' ...a:"" 1191"1ts compaCl
<br />allocations salme water use ti'Chnologv
<br />environmental ;mpaC1S Instltulional
<br />ilffa"g,:.men!s and finanCial
<br />ImplicatIons ...."a:er rognts and com pac!
<br />allocallons IS a complicate,:) Issue whiCh
<br />,e; l"\e,n9 (ldoressea by :f',e Colorado
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