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'. 0063 -)- 3. Carriacc 100sos in our system. ~ls soon as lID divert any water into OUl' s~'stcm from the river 105505 b-J evaporation amI seepage bec;in to OCCl.'.r that pt'o3rcssivcly diminishes tho original volume before lie can deliver the u<J,tcr to the lu.l1d~ '1110 seepage water for tho r.10st part returninG to the river. . Our intatc elite:l [rem the riycr to the reser- voir is very larGo in order to rnal::c ....15C of large river flows that arc SOr.lctimcs of short duration. It runs throu(,h very ::ravC:1.1y ar..d S~"1c:1y lund, a 100 second fect diversion rate 11il1 hard.l~,~ dt:;li"''-cr ary v:atc:- t,:" the reservoir. (:.Ol~lally about all the ,.rater Oouing 'r::y cur hcadg<:.tc C~:.lI'ing the late sununcr r.lOnt!lsJ. ~fucn vc arc able to get hOO -t" 500 SCCC':1.d fect l,,) lose 25~~ of the V1i1t.cr in tho inta1~c before we rCJ.ch tll: rcscr.roi:'~ The reser-,wi.:..' then loses lC~~ of the stored volumc per m('lnth~ In tum after He tU:"Il the UR.tcr ont of the reservoir into the iJistrir.t Cana:. 1m lose t)O~; Gf this :rater beforc He can r,lal;c delivery to tho r~o rur cxw.lplc,. W~ divert 10m a~re fect fron th-:! river. .loJe lose 250' acre feet befere 'pc reach the rcservcil', lcavi:;g 750 acre fcct~ The average stor3.(:;c period of 3 months then Ijj ssi,?atos JQ;~ of tIle' 750 acre feet lcaving us \dth 52$ acre feet to') st'3I't doun t.he: District Can~1. The 50:; loss ir. t:1C Dis- trict Ca.i1.al t!1.0.n ;:lll',ounts to 262~! ncrc: lect lCCl1'i.nG a balcmco of only 26~~' acre feet that finally rcacllcs thc farr,l. ZVCll '\rlhcn HC arc able to run directly through the rescrvc:i.r into the Dist:rict Ccmal "lie ca:l oj.,ly deliver about )15 a.cre feet o~t of every 1000 acre feet we divert from tho river. 4. Our necd. In order that our lands cem ever be called in a true sensc Class A.-I irri- gated land '\rIC mllst be able to deliver 2 acre feC''!-. of wc:,.tcr c.c every acre in- cluded within the s:.stcm. in t:)(:. irriGation sC_'J,son from ijrV ] to Oct" 10. !Tot only this volume is required, but tile time of dcljvcry nu~t coincide: with the time of need At present He are lir.'litcd by insufficient. reservoir r.:ap€.cit:: to supp~r an entire seMon needs unless '\10 can obtain additional suppli..::s .frol:l t.hc rivc:..~ during the irriG.J.tion season.. About half 'Jf the yC<.LI"S i)~e.l'" .J..)? a [:1JQ(l_ r;.vcr floil i'" li.:'-y and Jun..:: sa ,.,.... ca.""] run uater throu-;ll th...: res~rv('lir 'i,lId replace the seepaGc .::tr.c1. cvapora"Cion 10s.503 in t:1C 1'e51.:;T"IOi1'... TLc 1'0.5e1""I)1.1' 15 fFr. '~l1cn on Jul~r 1 and we 'h~'.rC' adequate water for the 'o<l.lnncc 01 the f,.ccw":'T'G sca.s'"):-_. The other half of the ;re<!r3 find us 'vi th a lOll river in April anl~ j;'lY 2I1-:: c-... .;rl though we should start doliver;.nr; water abo'.'.t i:a:r 1, 'We' 'lOll'.:' ho1".C to use this water frJlol ;:;torage and \-1:: miGht ~lot be able tC" replace it la.t.e~ in thu season. The y,lajo:rit:r of users ieel ~hat it i.s pI'\\d<:!nt not to tal:e ~ ~hancc ~;"\..: use it them sin:::c the char.cc th.J.t it can be replaced la1:.er c.ees not materialize often enOUGh.. Even tilen b:,/ holdlllg ('Iff delivcr:! if .,10 get nc J",lorc wat-cr in l;,~r end June Ylc arc alwc('<::; in a critical posi tiol1 fer Hater un] 053 tine1:r raiils or an unusual August. flood comes alonG; (this has happcnJd t'tnce in our hi3tory, 1930 and l.ast yco.l" to sa.ve our crops).. In this pr...1cGss of atteTllpt"ing to be prudent and clo:!.o ('Iut the water in order to b'rou sO:-lcthinC 1IRfl~'" crops arc ir1'ctrci\~iably dClr.lClGcd .ge that nothinl; will ever c.::ms,:;: them t.o tlakc the :.riclds that thC'J lIouId have ~adc if sufficient water had been av~ilablc at the optimum t~c for irri- Gation. For the best results He should be ablc to delivcr iJctllcen lLay 1 md Oct. 10 about. 4300Cl acre feet to the farms 110\1 served by the ~livorsiclc Irrigation Dis- trict. In .J.ddi tion we have a pote;1titll expansion of use to serve addi tiona.l lands below the Canal and by p1lIIlping to good lands above the c<J,.;lal of 30000 a.dditional acre feet, l1htc;, wo"c,lcl. require very nruch larger supplies from the river than is nOl'r in siGht. At present 'WC deliver as 10'\-1 as 15000 acre feet to the fanns. .8ven in the best years, although we could delivcr more, the un- ccrtaint~r of Hater supplies has limited land c!evclop:ncnt and i.'1tcnsit~r of crop production so the demand is about ){lQOO acre fect celivered ;;'0 the farm. From. the above sunmary of conditions DoS they no,", exist \fC ca."1 draw con- clusions as to hou \fe can increase our uater supplies at tIle farm in volume, tiracliness of delivery and ccrta:L1.ty !Ncry year. '.Ie r,rust do one of t\.J'O things, e1 thcr cut down. on the heavy carriage losses or obtain a larccr and more stable supply of water from the river during the summer months. To cut do'WTl on the carriaGe losses We could do one' or all of 6e"leral ti~gs, anyone which would help and all l10uld solve tll:; problen. The canals O<ln b~ lined with an impervious l.ltlterial or put in a pipeliilc an'] the reservoir could bo citl1cr floored or an impervious cutoff ,/aV. ~(lilstructecl. to shale or the inpcrvlous clays t:!at underlil"'c t.!~.-:: :':"r.h:]]"lJ:::rI~nt5. Ail:' of t:,i.:.. ca.'1 ;)<:! done p;l~'sicall;r btl.t tllC magni tude of. cost is not rcadil.;' R'!)fJarc-nt t!ntil it :'..s actually fiGllrccl. The quant.itics of materinls and Yoll.1I;le of l-lQr;,. involved are ast1'oi1omical. ......