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<br />a, a proportinu ,oj "'pplil'd \\aln. B~ thi, prlll"t'dllH',
<br />lhl' \'alley llJJrt'(~'\"n'd ft'l'lJ\t'r"bll' rdllrn nll\h ..ft.
<br />t"limalt.d at I,f; Ilwf. I 10\\ e\l'r. Ihi, ,1"lIllH" th,1l WO
<br />pt'rccnt (If tlt.t.p JWH'olatillll i, f('('u\{'r,.d alld fl'nd(.d.
<br />:\ ft'('I'llt ft..h'ral-,t..lo' ,11Id~ indj{'att>, tli,,, a 'llh,'t..lltial
<br />portiflll of dl.t"P Iwrl'lI!;ltion 111a~ lIot b.. rt-"(-"~dl'{1.
<br />l'itlll'T. ht-"('ilU'I' qlJaIiI~ i, l""!f llr l'l'rclwd \\'I,,"r labl,.,
<br />.Ut. forllled alld tlw ((."dting drai/J<l\!t. \\ .It,'r i,
<br />.'\ap"rall'd or ('\porlt'd Irorn IIIl' ha,ill.
<br />I)m!t.k and 11"rll\'r 11\1'<1 a Illatllt'lll.ttkal pro,\!rillll'
<br />mill!! mod,. I ha'ed tHI 100 ,"il,'p,'(.'ifi(' IOl'alillll' in llll'
<br />\'alll'~. Till' Illudd \Ia, linked 10 ,lilla" bal.ltlt"t.
<br />b~'drollll...';> lllwJd "f tIll' 11ll{'''llfillt.d ;lIplifer tor Ib,.
<br />'all II' ".il,'pt'('ifiv Itl{:alion, I),lta Oil cruppilll! 1',dkrn',
<br />\\ ..It-r ..pplicatiull', l!flllllld \l alt'r J111llLpilll.!. dt.,.p pt'(.
<br />colation, and llJl{'f1Jlfjn,.d 'Hlllif,'r dl'pth, \Il'ft. 11'I,d 10
<br />1',lirnilk Ihl' iillHHlllt "I' 1l111'''lllilll'd pllrnpinl.! llt."dt,d 10
<br />mailltain hi,turil'.t1 ;"lllifn dl'l.th" Thi, Prl,(",'{hm'
<br />yit.[(-It.d an l',limal!'d ~.,1~ lllaf iI' llllrt'("'\t'rl:d
<br />(t't'l'\t'rahit- rdurn nl)\\'. \\hidl include e~tilllatl" "f
<br />b,)lh llllll'l'd 'IlrLlu' rl'llHll n"\I, ,1IId 1I1)11",d d,.,'p pl'l-
<br />l'lIlatilJrl. Thi, :!lIltllJllt i, o'qlli\all'llt to 1."1 !'ern'lIt "j
<br />lilt' \\atl-r applit'd in tilt' Sail J"a'lllin \'alll'~ .wl! to. 17
<br />pt'rt'I'1l1 of tilt' d,.\t'lllpt.d w.I1<'r 'lll'pl~ .\tlmilt,'dly,
<br />thi, i, a <TUde I...tilllo.ltt. thai ('''llld lit' rdillt'd h\
<br />Im'a,lIrilll.! lht. int"idental 1'\ apnlr;UI'pirali"lt ,lIld IUlll"
<br />t'd rl'lllrll flll\I' Ih;lI lll'('llr ill I Ill' S;lll Jo,ltj1lill \'allt,\
<br />
<br />Voluutary ou-farm COUSCITatioll has
<br />sig/lijicalll Jlotelltial to meet water
<br />supply /leeds.
<br />
<br />III ('Ollclusinrl. d;ll,1 lrom Ihl' Cofif"nJ;a H'af/'r \,fll>
<br />;llld .1 {'llrrohuratilll.! 111<,,, hal,llll't. ,tlllh l..an. litl!.-
<br />d'lllht thaI ('lln.."nilll!: irril!;;lli"ll \\al,., l1a, lIlt' potl'lllial
<br />fror "1J1plyinc: <l ~llh'tallliill amount of \\ ,Ill'r thaI {"(lIdd
<br />h.. Il",d in ilc:rkllltlHI' TlI a"lllll<" lhat imprll\ inl.! fir,t.
<br />Il't' irril.!alion dn('it'llt~ h'I' II" illll';il'l ''II tht, lid
<br />'llpph of \\ akr ill I]lt' "all Jllil'loil1 \'all.,\ i~ll"rt" rllt'
<br />t',i,ting daLI lor till' ft'c:illl1 TIlt" \I (jfn \tfll' indiLII..,
<br />lholl 1.Il111af "I 'llrf;.(." r..tllrn flo\\, art' ,1\.lilah!I' tor
<br />rt'II"', .md Dlul"!, and 11"r!wr t"tiJlldlt- Ih,11 I 71 ll!al
<br />.HI' <II aHahli' frulll IllHlwd 'urian' rdllrll 11m\, and
<br />,mol her O,hl !llaf .Ht. .1\ "ilahl,. fr"lll 1I11lht'tl d,,,.p I't'r-
<br />t'olalion, Tht, t"lal ~.:12 maf.H.. .1\.tilabJ.. J"r (('11\1" in
<br />itl!rit-Irltllre al \arinll' {'("h ralll.!illl! frolll allll<"!
<br />1I11lhinc: to rd..thd~ hi.\!h ,11ll"llBI' Thl' "plilllal
<br /><llllOllllt of Tt'll'l' ,h"llld h" dd"flllilWd h~ (',Iilll<llinc:
<br />Ihl" fiBandal (I.wan!' /o'r Tt'dlldno,:: on.j.1rlll \Iitto'r 11\1'
<br />In ('lImpilri\on. Ih(, t'olllhillt'(l ,aft' \ idd oj l'nlan.:\,,(!
<br />Sh",la, .\llllllrn. Cotll1l1\\ood. and L(J\ \";.!,/ll,'ro, n",'r,
<br />\'lir, i, ~.~fi lllaf \\ilh 1'1"1, ralll..:illl.! Ill' tl> ...,Jl)O Pl'r
<br />al'Tt.-foot. ,\, all altt'T11ali\l' method ..f IIll-dim,: tIlt' pr".
<br />jt'<:tt'd fit-rid!. \oIUlllar~ on farll! l'llll'l'(\<I1j"1l ha_
<br />,ic::nificant potl'ntiitl. .
<br />
<br />,
<br />
<br />What is
<br />Conservation?
<br />
<br />hy Charll's \', ~1(>Of('
<br />
<br />COJhl'r\"ation is oftl'n Ill'f('ejn-d simply a~ "using
<br />les_s," but 1ll0~t \Ialer ('()fls\,,(\'ation adi\"itie~ aff('('t thl'
<br />~tal(' of tlw sysh'm in thn"(' other ways; Fir!>t. tfll'se a('-
<br />tilitie~ chan2e th(, tim(' in which (hI' ft:'''''ourc,-, i~ u-St't!;
<br />for t'.>;ample, a ...(oral!l" darn t'hanges waler nows from
<br />the' timp of surplm in thl' ...pring to thp .~UlJlnwr. wlwn
<br />\\'alN is "'lifl..., and hils a higher list' \"alm', S"l:ond,
<br />redudng u\(' throtl~h more dfici('llt irrigation makes it
<br />IXKsihle to mon' tIlt, water sal't'd to ..nother location
<br />wlll'n' its \'alue in use is higher. Third, rollst'r\"ation i,s
<br />related to quality. thl' ('()fIl'l'ntralion of existinl! salts in
<br />irrigation water alld addition of ~alt~ from tbe soil.
<br />SinC'{' ('Ollt'l'ntratlod salts CalL't. taste problems and
<br />~hnrten l'(luipmenl life. Il'>t'r... of rl't'ycled irrigatinn
<br />water and urhan wa...tewatl'r operate at II cmt di~ad.
<br />\'antaj.!e in cOlllpari,on with thow in other art',L'
<br />without Ilu~l' prohlt.m....
<br />COllst'f\'ation is often ddined a~ "wi.\(' U'it.'... Thh
<br />rai.",,<; the qUl~tioll.'> of \\iw uSt:' for \\ hom. wlll'n,
<br />when', and at what co~t? Sl'(,'tioll 102 of the California
<br />\Vah:,r Codt, ~tiltes, in ("'~'Ill'l', thai Ihl' Iimill'd water
<br />~lIpply !x-Iong' 10 till' Iwople of th(, Shill'. To ma\imiz('
<br />sla\('wide !}('nl'fits (~f(h" stak im'oml' is one measure),
<br />w:It('r Illust he allocatl.cJ and llSl'd effieiellth- lit ('\'ery
<br />I,'wl with n><;p,'('t to timing, loeation and cjuality, +t:he
<br />IJltim.lte 1!oal (If ('olls('niltio/l is In Ust' tht, Tl'SourC(' so
<br />l'ffil'i"ntly Ihat no furttwr l'han1!l' ('fluid !w madl' that
<br />wOllld inCH'a\l' till' Ill'! I){'ndits 10 the state.
<br />COII."'-'r\'atioll is a ('()Jll'('Pt. \Iaxillllllll !wndits ar(' the
<br />gna!. \\'Ililt j, implt.'mentt'tl an' prat'ti<:l'<; and in-
<br />n'strnl'nl\ indudinl! additional ~toral!t'. transfl'r, water
<br />1I,t' tt"l.'hnolol...';>' and \\ alt'r fjlllllity factors.
<br />TIll' major institutional impl'diment to rl'aching thi~
<br />l!oul i~ the failun' of law~ and instilutiom 10 ><end' II
<br />dt'ar si1!llal to all wain U~l'f' indkating Ihe tflll' scard.
<br />t~ \'allll' of watl'r. Uesourcl' ('('(>nolllists all' in 1!t'IlNal
<br />agll't:,mt'111 Ihat a (/lla,i-Illarkt't for walc'r would bt' th('
<br />Illl.)';t ('ffidl'nt method of prm'iding such a ~ignal.
<br />Finalll<;t.f' I1m\ anal~'7.l' thdr inn...tnwllts in conSl:'r-
<br />\'atilln ha,'t'd 011 thl' nominal charll;t'S for water and not
<br />011 it, scareity \'alue 10 tll(' ~tate, Increu",'ll t'('l)flomie
<br />dfil'iellcy by th(, UWT. wlwther ul!:ricultufill or urhan,
<br />requirt... thai walt'r Ix' treal('ll a' an~ othN input in :1
<br />produ('tion pro('("S\; \\alt'r ,hollld lit, applil'(lllntil the
<br />("tlSt of tht' la~1 llnit i1pplied i, jll~t equal to its unit
<br />\alm' ill 11"(', hl\(",tnwnt in \\at,'r.('()IDt'ning acti\itit'!\
<br />i' tlplimizt'd in till' sam,. \\U~', E('ollllmk l'OIl('('pts such
<br />.l' rnafl.!inal ('f"'1 prieinc: an' ii.' 1l,'(.I.....,ary as l'nltim"'t:'rinl!
<br />11'('hllnllll...<i('~ if (,(lIl."'f\atioll b to ht' impleIlWIlIt--d.
<br />
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